David C Levin

Summary

Affiliation: Thomas Jefferson University Hospital
Country: USA

Publications

  1. doi Recent payment and utilization trends in radionuclide myocardial perfusion imaging: comparison between self-referral and referral to radiologists
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 6:437-41. 2009
  2. ncbi Endovascular repair vs open surgical repair of abdominal aortic aneurysms: comparative utilization trends from 2001 to 2006
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania, USA
    J Am Coll Radiol 6:506-9. 2009
  3. doi Physician orders contribute to high-tech imaging slowdown
    David C Levin
    Thomas Jefferson University, Philadelphia, Pennsylvania, USA
    Health Aff (Millwood) 29:189-95. 2010
  4. doi A prior authorization program of a radiology benefits management company and how it has affected utilization of advanced diagnostic imaging
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 7:33-8. 2010
  5. ncbi Are Combined CT Scans of the Thorax Being Overused?
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania HealthHelp, Inc, Houston, Texas Electronic address
    J Am Coll Radiol 11:788-90. 2014
  6. ncbi The diversion of outpatient echocardiography from private offices to higher cost hospital facilities: an unanticipated effect of code bundling
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania HealthHelp, Inc, Houston, Texas Electronic address
    J Am Coll Radiol 11:477-80. 2014
  7. ncbi Analysis of radiologists' imaging workload trends by place of service
    David C Levin
    Center for Research on Utilization of Imaging Services CRUISE, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania HealthHelp, Inc, Houston, Texas Electronic address
    J Am Coll Radiol 10:760-3. 2013
  8. doi Recent reimbursement changes and their effect on hospital and private office use of myocardial perfusion imaging
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 10:198-201. 2013
  9. doi Noncardiac point-of-care ultrasound by nonradiologist physicians: how widespread is it?
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 8:772-5. 2011
  10. ncbi The sharp reductions in medicare payments for noninvasive diagnostic imaging in recent years: will they satisfy the federal policymakers?
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 9:643-7. 2012

Detail Information

Publications80

  1. doi Recent payment and utilization trends in radionuclide myocardial perfusion imaging: comparison between self-referral and referral to radiologists
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 6:437-41. 2009
    ..The aim of this study was to examine the effects of self-referral by comparing recent trends in payments and utilization rates for radionuclide myocardial perfusion imaging (MPI) among radiologists and cardiologists between 1998 and 2006...
  2. ncbi Endovascular repair vs open surgical repair of abdominal aortic aneurysms: comparative utilization trends from 2001 to 2006
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania, USA
    J Am Coll Radiol 6:506-9. 2009
    ..The aim of this study was to determine to what extent EVAR is replacing OSR, whether the frequency of treatment is increasing with the advent of the less invasive approach, and which specialties are performing the procedures...
  3. doi Physician orders contribute to high-tech imaging slowdown
    David C Levin
    Thomas Jefferson University, Philadelphia, Pennsylvania, USA
    Health Aff (Millwood) 29:189-95. 2010
    ..More likely, there has been a change in physicians' ordering patterns, possibly due to the influence of radiology business management companies (RBMs) and imaging guidelines promulgated by specialty societies...
  4. doi A prior authorization program of a radiology benefits management company and how it has affected utilization of advanced diagnostic imaging
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 7:33-8. 2010
    ....
  5. ncbi Are Combined CT Scans of the Thorax Being Overused?
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania HealthHelp, Inc, Houston, Texas Electronic address
    J Am Coll Radiol 11:788-90. 2014
    ..Most radiologists agree that they should be done only on rare occasions. The aim of this study was to determine what proportion of all thoracic CT scans are combined scans in the Medicare population...
  6. ncbi The diversion of outpatient echocardiography from private offices to higher cost hospital facilities: an unanticipated effect of code bundling
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania HealthHelp, Inc, Houston, Texas Electronic address
    J Am Coll Radiol 11:477-80. 2014
    ..The purpose of this study was to see how this affected the distribution of outpatient echocardiographic studies between cardiology offices and hospital outpatient departments (HOPDs)...
  7. ncbi Analysis of radiologists' imaging workload trends by place of service
    David C Levin
    Center for Research on Utilization of Imaging Services CRUISE, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania HealthHelp, Inc, Houston, Texas Electronic address
    J Am Coll Radiol 10:760-3. 2013
    ..The aim of this study was to determine what proportion of noninvasive diagnostic imaging (NDI) work done by radiologists occurred in each of the 4 primary places of service where imaging is conducted...
  8. doi Recent reimbursement changes and their effect on hospital and private office use of myocardial perfusion imaging
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 10:198-201. 2013
    ..The aims of this study were to examine recent trends in the utilization of radionuclide myocardial perfusion imaging (MPI) and to reflect on their causes and their implications for radiologists...
  9. doi Noncardiac point-of-care ultrasound by nonradiologist physicians: how widespread is it?
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 8:772-5. 2011
    ..The use of point-of-care (POC) ultrasound by nonradiologist physicians has recently been advocated. The aim of this study was to see how widespread this practice is...
  10. ncbi The sharp reductions in medicare payments for noninvasive diagnostic imaging in recent years: will they satisfy the federal policymakers?
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 9:643-7. 2012
    ..The aim of this study was to examine recent trends in Medicare reimbursements for noninvasive diagnostic imaging (NDI)...
  11. doi The recent downturn in utilization of CT: the start of a new trend?
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 9:795-8. 2012
    ..The aim of this study was to examine recent CT utilization trends to ascertain if growth is still occurring...
  12. doi Percutaneous needle vs surgical breast biopsy: previous allegations of overuse of surgery are in error
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 9:137-40. 2012
    ..The aim of this study was to more accurately assess the use of percutaneous core needle biopsy (PNB) compared with surgical biopsy...
  13. doi Trends in the utilization of outpatient advanced imaging after the deficit reduction act
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania, USA
    J Am Coll Radiol 9:27-32. 2012
    ..The aim of this study was to see if these developments occurred during the years after the DRA...
  14. doi Recent shifts in place of service for noninvasive diagnostic imaging: have hospitals missed an opportunity?
    David C Levin
    Department of Radiology, Center for Research on Utilization of Imaging Services, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 6:96-9. 2009
    ..The aim of this study was to examine recent shifts in place of service for noninvasive diagnostic imaging (NDI) and determine whether hospitals have lost business to private outpatient imaging facilities...
  15. doi Bending the curve: the recent marked slowdown in growth of noninvasive diagnostic imaging
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, 132 S 10th St, Main 1090, Philadelphia, PA 19107, USA
    AJR Am J Roentgenol 196:W25-9. 2011
    ..The purpose of this article is to determine whether there has been any change in the rapid growth pattern that has characterized noninvasive diagnostic imaging in recent years...
  16. ncbi The disproportionate effects of the Deficit Reduction Act of 2005 on radiologists' private office MRI and CT practices compared with those of other physicians
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 6:620-5. 2009
    ..The purpose of this study was therefore to compare the effects of the DRA on the in-office MRI and CT practices of radiologists and NRPs...
  17. doi Medicare payments for noninvasive diagnostic imaging are now higher to nonradiologist physicians than to radiologists
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 8:26-32. 2011
    ..Yet nonradiologists have become increasingly aggressive in their performance and interpretation of imaging. The purpose of this study was to track overall Medicare payments to radiologists and nonradiologist physicians in recent years...
  18. doi Outsourcing to teleradiology companies: bad for radiology, bad for radiologists
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA, USA
    J Am Coll Radiol 8:104-8. 2011
    ..These include the likelihood of commoditization of the field, lowering of fees, displacement from hospital contracts and outpatient reading contracts, greater encroachment by other specialties, and lowering of quality...
  19. doi The effect of self-referral on utilization of advanced diagnostic imaging
    David C Levin
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Main 1090, 132 S 10th St, Philadelphia, PA 19107, USA
    AJR Am J Roentgenol 196:848-52. 2011
    ..The evidence shows that self-referral invariably leads to higher utilization and the attendant higher costs...
  20. doi The lack of growth in use of coronary CT angiography: is it being appropriately used?
    David C Levin
    Center for Research on Utilization of Imaging Services CRUISE, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Main 1090, 132S 10th St, Philadelphia, PA 19107, USA
    AJR Am J Roentgenol 196:862-7. 2011
    ..The purpose of this article is to study recent utilization trends in coronary CT angiography (CTA) and compare them with radionuclide myocardial perfusion imaging (MPI), a competing procedure...
  21. ncbi Recent trends in utilization of cardiovascular imaging: how important are they for radiology?
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 2:736-9. 2005
    ..To determine (a) the role cardiovascular imaging (CVI) plays within the spectrum of noninvasive diagnostic imaging (NDI), (b) the role radiologists play in CVI, and (c) recent trends in CVI workload among radiologists and cardiologists...
  22. ncbi Turf wars in radiology: what must academic radiology do?
    Vijay M Rao
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 4:622-5. 2007
    ..The Society of Chairmen of Academic Radiology Departments needs to assume a leadership role in implementing these changes...
  23. ncbi The changing roles of radiologists, cardiologists, and vascular surgeons in percutaneous peripheral arterial interventions during a recent five-year interval
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 2:39-42. 2005
    ....
  24. ncbi Comparison of recent utilization trends in radionuclide myocardial perfusion imaging among radiologists and cardiologists
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 2:821-4. 2005
    ..To study recent practice patterns in radionuclide myocardial perfusion imaging (MPI) and related procedures among radiologists, cardiologists, and other physicians...
  25. ncbi The controversy over advanced cardiovascular imaging: relative roles of radiologists, cardiologists, and other physicians in CT and MRI of the cardiovascular system
    David C Levin
    Jefferson Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 3:16-8. 2006
    ..The purpose of this study was to determine the relative roles of the different specialties in these procedures...
  26. doi Trends in PET scanner ownership and leasing by nonradiologist physicians
    Rajan Agarwal
    Department of Radiology, University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    J Am Coll Radiol 7:187-91. 2010
    ..The aim of this study was to examine growth trends in ownership or leasing of private-office PET scanners by nonradiologist physicians...
  27. ncbi Musculoskeletal imaging: medicare use, costs, and potential for cost substitution
    Laurence Parker
    Department of Radiology, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania PA 19107, USA
    J Am Coll Radiol 5:182-8. 2008
    ....
  28. ncbi Recent trends in utilization rates of noncardiac thoracic imaging: an example of how imaging growth might be controlled
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 4:886-9. 2007
    ..To study trends in the utilization of the various noncardiac thoracic imaging modalities in the Medicare population in recent years and to compare the roles of radiologists and nonradiologist physicians...
  29. doi Ownership or leasing of CT scanners by nonradiologist physicians: a rapidly growing trend that raises concern about self-referral
    David C Levin
    Department of Radiology, Center for Research on Utilization of Imaging Services, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 5:1206-9. 2008
    ..The aim of this study was to examine recent nationwide trends in the ownership or leasing of computed tomographic (CT) scanners in private offices by nonradiologist physicians...
  30. ncbi Turf wars in radiology: recent actions against self-referral by state governments, commercial payers, and medicare--hope is on the horizon
    David C Levin
    Thomas Jefferson University Hospital, Department of Radiology, 1090 Main, Philadelphia, PA 19107, USA
    J Am Coll Radiol 5:972-7. 2008
    ..In this paper, the authors review all these recent developments and their implications...
  31. ncbi Recent trends in utilization of vascular ultrasound among radiologists, surgeons, cardiologists, and other physicians
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 4:125-7. 2007
    ..To determine how much vascular ultrasound is performed by the various medical specialties and to assess the utilization trends among them in recent years...
  32. ncbi Turf wars in radiology: the future of radiology depends on research--and on your support of it!
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 4:184-6. 2007
    ..Better support from private practice radiologists is badly needed to help their academic colleagues maintain that research leadership...
  33. ncbi Who gets paid for diagnostic imaging, and how much?
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 1:931-5. 2004
    ..To determine the apportionment of Medicare Part B payments for noninvasive diagnostic imaging among radiologists and other specialists and to ascertain the trends in these payments over a recent 5-year period...
  34. doi The effect of the controversial US Preventive Services Task Force recommendations on the use of screening mammography
    Richard E Sharpe
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 10:21-4. 2013
    ..The aim of this study was to ascertain the effect of these recommendations on the utilization of screening mammography in the Medicare population...
  35. ncbi Turf wars in radiology: the past, present, and future importance of training standards in imaging
    Vijay M Rao
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 2:602-6. 2005
    ..In this article, the authors review some of the existing standards and proposals for new ones and discuss how they might affect the credentialing of physicians in the near future...
  36. ncbi Current practice patterns and recent trends in breast biopsy among radiologists and surgeons
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 3:707-9. 2006
    ..To ascertain the relative roles of radiologists and surgeons in breast biopsy...
  37. doi Recent trends in utilization rates of abdominal imaging: the relative roles of radiologists and nonradiologist physicians
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania, USA
    J Am Coll Radiol 5:744-7. 2008
    ..To study recent trends in the utilization of abdominal imaging in the Medicare population...
  38. ncbi Do emergency medicine physicians perform ultrasound and conventional radiography in the emergency department? Recent trends from 1993 to 2001
    Andrea J Maitino
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 2:274-8. 2005
    ..To examine trends in emergency medicine physicians' participation in diagnostic ultrasound and conventional radiography from 1993 to 2001...
  39. ncbi The effect of the introduction of MR and CT angiography on the utilization of catheter angiography for peripheral arterial disease
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Penn, USA
    J Am Coll Radiol 4:457-60. 2007
    ....
  40. doi Ownership or leasing of MRI facilities by nonradiologist physicians is a rapidly growing trend
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 5:105-9. 2008
    ..To study growth trends in the ownership of magnetic resonance imaging (MRI) examinations by nonradiologist physicians who either own the equipment outright or are involved in scan leasing arrangements...
  41. ncbi Turf wars in radiology: should it be radiologists or cardiologists who do cardiac imaging?
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 2:749-52. 2005
    ..The authors present the arguments favoring both sides and discuss strategies radiologists should pursue. Although the arguments favoring radiologists are more compelling, this may be an instance in which both sides should work together...
  42. ncbi The increasing role of radiologists in thoracic diagnosis: more thoracic biopsies are performed percutaneously
    Richard E Sharpe
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania Electronic address
    J Am Coll Radiol 10:770-3. 2013
    ..The rate of thoracic biopsies overall and by type of biopsy from 1998 to 2010 is not known. The aim of this study was to examine the utilization rate of various types of thoracic biopsies within the Medicare population...
  43. ncbi The 2005 Robert D. Moreton lecture: the inappropriate utilization of imaging through self-referral
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 3:90-5. 2006
    ..Major payers such as Medicare and the Blue Cross Blue Shield Association are aware of the problem. There are a number of possible remedies, and it remains to be seen whether they and other payers will adopt them...
  44. doi Trends in utilization rates of the various imaging modalities in emergency departments: nationwide Medicare data from 2000 to 2008
    Vijay M Rao
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 8:706-9. 2011
    ..To study utilization trends in the various imaging modalities in emergency departments (EDs) over a recent multiyear period...
  45. ncbi Turf wars in radiology: the overutilization of imaging resulting from self-referral
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 1:169-72. 2004
    ..The authors estimate that the cost to the American health care system of unnecessary imaging resulting from self-referral by nonradiologists is $16 billion per year...
  46. ncbi Practice patterns of radiologists and nonradiologists in utilization of noninvasive diagnostic imaging among the Medicare population 1993-1999
    Andrea J Maitino
    Department of Radiology, Thomas Jefferson University, Suite 3390, Gibbon Bldg, 111 S 11th St, Philadelphia, PA 19107, USA
    Radiology 228:795-801. 2003
    ..To compare nationwide trends in noninvasive diagnostic imaging (NDI) practice patterns of radiologists and of nonradiologists among the Medicare population during the 6 years from 1993 to 1999...
  47. doi How widely is computer-aided detection used in screening and diagnostic mammography?
    Vijay M Rao
    Department of Radiology, Jefferson Medical College, Philadelphia, PA, USA
    J Am Coll Radiol 7:802-5. 2010
    ..The aim of this study was to determine how widely computer-aided detection (CAD) is used in screening and diagnostic mammography and to see if there are differences between hospital facilities and private offices...
  48. ncbi Turf wars in radiology: the battle for peripheral vascular interventions
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 2:68-71. 2005
    ....
  49. ncbi Comparative increases in utilization rates of ultrasound examinations among radiologists, cardiologists, and other physicians from 1993 to 2001
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 1:549-52. 2004
    ..To ascertain changes in the utilization rates of diagnostic ultrasound among radiologists, cardiologists, and other physicians in recent years...
  50. ncbi The increasing role of nonradiologists in performing ultrasound-guided invasive procedures
    Richard E Sharpe
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania Electronic address
    J Am Coll Radiol 10:859-63. 2013
    ..This study aims to document recent trends in utilization for USGP in the Medicare population...
  51. doi The recent reversal of the growth trend in MRI: a harbinger of the future?
    Richard E Sharpe
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 10:599-602. 2013
    ..However, the most recent trends in the utilization of MR are not known. The aim of this study was to quantify trends in MR utilization overall and by body system from 1998 to 2010 in the Medicare population...
  52. ncbi Recent rapid increase in utilization of radionuclide myocardial perfusion imaging and related procedures: 1996-1998 practice patterns
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital, 111 S 11th St, Philadelphia, PA 19107, USA
    Radiology 222:144-8. 2002
    ....
  53. ncbi Turf wars in radiology: challenges leveled at our specialty and how to respond to them
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Penn 19107, USA
    J Am Coll Radiol 4:492-3. 2007
    ..During these debates, others will often level challenges or accusations at radiologists. In this article, the authors present some of the more commonly heard challenges and their views on how to respond to these challenges...
  54. doi Dramatically increased musculoskeletal ultrasound utilization from 2000 to 2009, especially by podiatrists in private offices
    Richard E Sharpe
    Center for Research on Utilization of Imaging Services, Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 9:141-6. 2012
    ..The purpose of this study was to document trends in MSK ultrasound utilization from 2000 to 2009 within the Medicare population...
  55. doi Cost-effectiveness of coronary CT angiography in evaluation of patients without symptoms who have positive stress test results
    Ethan J Halpern
    Department of Radiology, Thomas Jefferson University, 132 S 10th St, Philadelphia, PA 19107 5244, USA
    AJR Am J Roentgenol 194:1257-62. 2010
    ..The purpose of this study was to use decision tree analysis to determine the cost-effectiveness and radiation dose that would result from performing coronary CT angiography (CTA) before catheterization...
  56. ncbi Decision analytic model for evaluation of suspected coronary disease with stress testing and coronary CT angiography
    Ethan J Halpern
    Department of Radiology, Thomas Jefferson University, Philadelphia, PA 19107 5244, USA
    Acad Radiol 17:577-86. 2010
    ..The aim of this study was to apply a decision analytic model for the evaluation of coronary artery disease (CAD) to define the optimal utilization of coronary computed tomographic angiography (cCTA) and stress testing...
  57. doi Turf wars in radiology: updated evidence on the relationship between self-referral and the overutilization of imaging
    David C Levin
    Department of Radiology, Thomas Jefferson Uiversity Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 5:806-10. 2008
    ..Because radiologists have an important stake in the matter, it behooves them to be familiar with this recent evidence so they can bring it to the attention of policymakers in their areas...
  58. doi Cardiac risk factors and risk scores vs cardiac computed tomography angiography: a prospective cohort study for triage of ED patients with acute chest pain
    Ethan J Halpern
    Department of Radiology, Thomas Jefferson University Hospital, Philadelphia, PA, USA Electronic address
    Am J Emerg Med 31:1479-85. 2013
    ....
  59. ncbi Turf wars in radiology: other causes of overutilization and what can be done about it
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 1:317-21. 2004
    ..It is important for radiologists to be familiar with these issues and to support efforts to control overutilization...
  60. doi Radiation dose in a "triple rule-out" coronary CT angiography protocol of emergency department patients using 64-MDCT: the impact of ECG-based tube current modulation on age, sex, and body mass index
    Kevin M Takakuwa
    Department of Emergency Medicine, Thomas Jefferson University Hospital, 1020 Sansom St, Ste 239, Thompson Bldg, Philadelphia, PA 19107, USA
    AJR Am J Roentgenol 192:866-72. 2009
    ....
  61. ncbi Turf wars in radiology: the quality of imaging facilities operated by nonradiologist physicians and of the images they produce
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 1:649-51. 2004
    ..Radiologists should bring this evidence to the attention of payers and medical policy makers in their areas who are responsible for decisions affecting patients' safety...
  62. ncbi Turf wars in radiology: possible remedies for self-referral that could be taken by federal or state governments and payers
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania, USA
    J Am Coll Radiol 1:806-10. 2004
    ....
  63. ncbi Recent trends in mammography utilization in the Medicare population: is there a cause for concern?
    Vijay M Rao
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 5:652-6. 2008
    ..Recent published reports have shown a decline in the mammography screening rate in women over age 40, but it is not known whether this trend is a reason for concern in the Medicare population...
  64. ncbi Nationwide trends in rates of utilization of noninvasive diagnostic imaging among the Medicare population between 1993 and 1999
    Andrea J Maitino
    Department of Radiology, Thomas Jefferson University Hospital, Suite 3390, Gibbon Bldg, 111 S 11th St, Philadelphia, PA 19107, USA
    Radiology 227:113-7. 2003
    ..To determine current utilization rates and recent nationwide trends for noninvasive diagnostic imaging (NDI) among the Medicare population...
  65. ncbi Spinal injection procedures: volume, provider distribution, and reimbursement in the U.S. medicare population from 1993 to 1999
    John A Carrino
    Department of Radiology, Thomas Jefferson University Hospital, 111 S 11th St, 3390 Gibbon, Philadelphia, PA 19107, USA
    Radiology 225:723-9. 2002
    ..To evaluate spinal injection procedures for trends in volume, reimbursement, and physician specialty participation...
  66. ncbi The statements by the American College of Cardiology on in-office cardiac imaging performed by cardiologists
    David C Levin
    Thomas Jefferson University Hospital, Department of Radiology, Philadelphia, PA 19107, USA
    J Am Coll Radiol 3:6-8. 2006
  67. doi Geographic variation in the utilization of noninvasive diagnostic imaging: national medicare data, 1998-2007
    Laurence Parker
    Department of Radiology, Center for Research on the Utilization of Imaging Services, Thomas Jefferson University Hospital, 132 S 10th St, 10th Fl Main, Philadelphia, PA 19107, USA
    AJR Am J Roentgenol 194:1034-9. 2010
    ..This study provides an overview of geographic variation in noninvasive diagnostic imaging utilization in the Medicare population over the period 1998 to 2007...
  68. ncbi Turf wars in radiology: privileging and site accreditation programs--what they have accomplished for commercial health plans
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 3:534-6. 2006
    ..Another advantage is that they can help eliminate low-quality providers. Radiologists should encourage health plans in their area to develop and implement these measures...
  69. ncbi Changes in procedure volume and service provider distribution among radiologists and nonradiologists in dual-energy x-ray absorptiometry between 1996 and 2002
    Charles M Intenzo
    Department of Radiology, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 2:662-4. 2005
    ..To determine changes in the number of dual-energy x-ray absorptiometry (DEXA) procedures performed in the United States, as well as changes in the relative number of procedures performed by radiologists and nonradiologists...
  70. ncbi Body MR imaging and CT volume: variations and trends based on an analysis of medicare and fee-for-service health insurance databases
    Donald G Mitchell
    Department of Radiology, Thomas Jefferson University, 1096 Main Bldg, 132 S 10th St, Philadelphia, PA 19107, USA
    AJR Am J Roentgenol 179:27-31. 2002
    ..We examined Medicare and fee-for-service data sets to understand better the utilization of MR imaging for imaging the pelvis, abdomen, and chest relative to its use in imaging for other body parts and to the utilization of CT...
  71. doi Accuracy of MDCT in assessing the degree of stenosis caused by calcified coronary artery plaques
    Shaoxiong Zhang
    Department of Radiology, Thomas Jefferson University Hospital, 111 S 11th St, Main Bldg, Rm 1090, Philadelphia, PA 19107, USA
    AJR Am J Roentgenol 191:1676-83. 2008
    ..Our goal was to determine how accurate coronary CTA is in evaluating these lesions...
  72. doi Radiology's image problem: ponder the words of some thought leaders in the field
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 5:616-8. 2008
  73. ncbi Turf wars in radiology: emergency department ultrasound and radiography
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 2:271-3. 2005
    ..This is a battle that radiologists have largely won. The authors explore some of the history of this controversy and the reasons why radiologists still control emergency department imaging...
  74. doi Comparison of image quality and arterial enhancement with a dedicated coronary CTA protocol versus a triple rule-out coronary CTA protocol
    Ethan J Halpern
    Department of Radiology, Thomas Jefferson University Hospital, 132 South 10th Street, Philadelphia, PA 19107 5244, USA
    Acad Radiol 16:1039-48. 2009
    ..To compare the image quality of dedicated coronary computed tomography angiography (cCTA) to that of triple rule-out (TRO) CTA designed to evaluate the coronary arteries, thoracic aorta, and pulmonary arteries...
  75. doi Trends in the utilization of CT angiography and MR angiography of the head and neck in the Medicare population
    David P Friedman
    Department of Radiology, Jefferson Medical College and Thomas JeffersonUniversity Hospital, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 7:854-8. 2010
    ..The aim of this study was to analyze trends in the utilization of CT angiography (CTA) and MR angiography (MRA) of the head and neck in the Medicare population over a 6-year interval...
  76. ncbi Trends in the utilization of MR angiography and body MR imaging in the US Medicare population: 1993-1998
    Barry J Livstone
    Department of Radiology, Thomas Jefferson University Hospital, 111 S 11th St, Philadelphia, PA 19107, USA
    Radiology 222:615-8. 2002
    ....
  77. ncbi Turf wars in radiology: training in diagnostic imaging: how much is enough?
    Vijay M Rao
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 2:1016-8. 2005
    ....
  78. ncbi Turf wars in radiology: introduction
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, PA 19107, USA
    J Am Coll Radiol 1:23-5. 2004
    ..Each article will focus on a specific aspect and provide advice on how radiologists can deal with self-referral in their locales...
  79. ncbi Turf wars in radiology: the quality of interpretations of imaging studies by nonradiologist physicians--a patient safety issue?
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital and Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
    J Am Coll Radiol 1:506-9. 2004
    ....
  80. ncbi Cardiovascular imaging: who does it and how important is it to the practice of radiology?
    David C Levin
    Department of Radiology, Thomas Jefferson University Hospital, 111 S 11th St, Philadelphia, PA 19107, USA
    AJR Am J Roentgenol 178:303-6. 2002
    ....