This study assess changing utilization patterns of abdominal imaging in the Medicare fee-for-service population over the past two decades. Full Article
Moreno, C.C., Hemingway, J., Johnson, A.C., Hughes, D.R., Mittal, P.K., and Duszak Jr., R. 2016. "Changing Abdominal Imaging Utilization Patterns: Perspectives from Medicare Beneficiaries Over Two Decades," Journal of American College of Radiology, 13(8): 894 - 903.
This study evaluated historic trends in submitted claims and payments for secondary interpretation services in the Medicare fee-for-service population. Secondary interpretation of diagnostic imaging examinations (providing a second formal interpretation for imaging performed at another institution) may reduce repeat imaging after transfer of care. Full Article
Lu, M., Hallett, T.R., Hemingway, J., Hughes, D.R., Hoffmann, U., and Duszak, R. 2016. "Secondary Interpretation of Computed Tomography Examinations: Frequency and Payment in the Medicare Fee-for-Service Population," Journal of the American College of Radiology, 13(9): 1096 - 1101.
This study examines trends in the relative utilization of double-scan CT before and after 2006 legislation mandating relevant Medicare reporting initiatives. Full Article
Flug, J.A., Hemingway, J., Hughes, D.R., Silva, E., and Duszak Jr, R. 2016. "Medicare Policy Initiatives and the Relative Utilization of “Double-Scan” CT," Journal of the American College of Radiology, 13(2): 137 - 143.
This study investigates patient-level claims data in the Medicare population focusing on where same-day sinus and brain CT imaging is performed and how the frequency of same-day studies changed with time before and during OP-14 measure program implementation. Full Article
Kroll, H., Duszak Jr, R., Hemingway, J., Hughes, D.R. and Wintermark, M. 2016. "Same Day Sinus and Brain CT Imaging in the Medicare Population: Are Practice Patterns Changing in Association with Medicare Policy Initiatives?," American Journal of Neuroradiology, 37(6): 1000 - 1004.
This study compares national trends in utilization and coverage of diagnostic (non-screening) computed tomography colonography (CTC) in the Medicare population before and after achieving Current Procedural Terminology® (CPT) Category I code status in 2010. Full Article
Cox, K., Duszak Jr., R., Hemingway, J., Hughes, D.R., and Nandwana, S.B. 2016. "Reassessing Medicare Trends in Diagnostic CT Colonography After Achieving CPT Code Category I Status," Abdominal Radiology, 41(7): 1357 - 1362.
This study assesses national trends in the utilization of vascular ultrasound (VUS) and changing relative
specialty roles in examination interpretation. Full Article
Prabhakar, A.M., Misono, A.S., Hemingway, J., Hughes, D.R., and D.R., and Duszak Jr, R. 2015. "Medicare Utilization of Vascular Ultrasound From 1998 to 2013: Continued Growth in Both Radiologist and Nonradiologist Imaging," Journal of the American College of Radiology, 13(3): 255 - 264.
The purpose of this study was to assess state-level trends in per beneficiary Medicare spending on medical imaging. Full Article
Rosenkrantz, A.B., Hughes, D.R., and Duszak Jr, R.. 2015. "State Variation in Medical Imaging: Despite Great Variation, the Medicare Spending Decline Continues," American Journal of Roentgenology, 205(4): 817 - 821.
This study evaluates changes in diagnostic radiology resident and fellow workloads in recent years. Full Article
Chokshi, F.H., Hughes, D.R., Wang, J.M., Mullins, M.E., Hawkins, C.M., and Duszak Jr, R.. 2015. "Diagnostic Radiology Resident and Fellow Workloads: A 12-Year Longitudinal Trend Analysis Using National Medicare Aggregate Claims Data," Journal of the American College of Radiology, 12(7): 664 - 669.
This study evaluates national trends in percutaneous hepatic and renal biopsy procedures with regard to utilization, specialty group roles, and sites of service. Full Article
Angel W., Hawkins C.M., Wang J.M., Hughes D.R., Duszak R.. 2015. "Percutaneous Hepatic and Renal Biopsy Procedures: An 18-Year Analysis of Changing Utilization, Specialty Roles, and Sites of Service," Journal of Vascular and Interventional Radiology, 26(5): 680 - 685.