The mission of the Harvey L. Neiman Health Policy Institute® is to establish foundational evidence for health policy and radiology practice that promotes the effective and efficient use of health care resources and improves patient care.
March 4, 2026
A new study from HPI found that attrition (i.e., exit) from the radiology workforce increased for all subspecialties, but with varying magnitude. The study, published in AJR, was based on all Medicare radiologists who submitted claims between 2014 and 2022 and covered 159,490 radiologist-year observations for 29,770 radiologists practicing as subspecialists. Read More
February 24, 2026
A new study from the Neiman Institute found that practice turnover among radiologists increased 61% between 2013 and 2022. The study also found that turnover rates differed by gender, practice location, academic status, workload, and years of practice. The study, published in the Journal of the American College of Radiology, was based on 39,439 radiologists covering 280,692 practice years between 2013 and 2022. Read More
January 21, 2026
A new Neiman Institute study , performed with the American College of Radiology’s Pediatric Imaging Research Committee, highlights differences in imaging use among children that raise safety concerns and opportunities to reduce radiation exposure. The study analyzed over 5.4 million outpatient hospital encounters for pediatric Medicaid patients and found significant differences in imaging utilization between children’s hospitals and non‑children’s hospitals. Read More
January 6, 2026
The Neiman Health Policy Institute is now accepting proposals for its 2026 Neiman Institute Grants Program, offering up to $75,000 to fund research that informs health policy and radiology practice. Proposals are due March 3, 2026, at 8 p.m. ET. Read More
December 17, 2025
The Harvey L. Neiman Health Policy Institute is proud to announce that three of its research articles have been recognized with prestigious awards from leading radiology journals for their impact on policy, education, and practice management. “Recognition from leading journals like JACR and AJR reinforces the importance of our mission to advance evidence-based decision-making in radiology.” Read More
December 5, 2025
A new study published in JAMA Network Open highlights the significant environmental footprint of medical imaging contrast agents, finding that Medicare patients alone received 13.5 billion milliliters of contrast media between 2011 and 2024. Conducted by a team of researchers, the study underscores the urgent need to address the environmental impact of these widely used diagnostic materials. Read More
November 13, 2025
New study finds CT colonography delivers greater value than colonoscopy and FIT for Black adults under real-world screening adherence, supporting expanded use Reston, VA — A new study published in Cancer Medicine by the Harvey L. Neiman Health Policy Institute and Northwell Health demonstrates that CT colonography (CTC) is the most cost-effective colorectal cancer screening Read More
November 11, 2025
We’re proud to announce that Eric Christensen, PhD, Research Director at the Neiman Institute, has been named the 2025 Minnies winner for Most Influential Radiology Researcher—a top honor from AuntMinnie.com recognizing leadership and impact in the field of radiology. Read More
November 11, 2025
Interventional radiologists that almost exclusively practice in their specialty provide more clinical evaluation and management visits for their patients and perform more complex procedures than those who do a higher share of diagnostic imaging. These findings come from a national Medicare analysis of 30,467 radiologists, published in the JACR by the Neiman Institute in collaboration with IR experts. Read More
November 4, 2025
We’re proud to share that Eric Christensen, PhD, Research Director at the Harvey L. Neiman Health Policy Institute, has been named a finalist in the 2025 Minnies—AuntMinnie.com’s annual awards recognizing excellence in radiology. Dr. Christensen is a finalist in the category of Most Influential Radiology Researcher, a distinction that reflects his leadership in advancing evidence-based Read More