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Radiological investigations, including X-rays and computed tomography (CT) scans, are critical for diagnosing and evaluating various medical conditions. These imaging techniques provide valuable insights into the body's internal structures, aiding in the detection of abnormalities, assessment of disease progression, and development of treatment strategies. This article delves into two primary radiological investigations, chest X-rays and CT scans, outlining their purpose, procedures, and...
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Fee cuts for radiology and low-value imaging.

David H Howard1, Michal Horný2, Marcus Dillender3

  • 1Department of Health Policy and Management, Emory University, 1518 Clifton Road NE, Atlanta, GA, 30322, USA. david.howard@emory.edu.

International Journal of Health Economics and Management
|July 23, 2025
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Summary
This summary is machine-generated.

Reducing Medicare payments for prostate cancer imaging did not decrease its use, even for low-risk patients. This suggests physician payment levels may not influence the ordering of medical services.

Keywords:
OverusePayment policyPhysician behaviorPhysician-induced demandReimbursementSupply of health care services

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Area of Science:

  • Health economics
  • Medical imaging utilization
  • Prostate cancer care

Background:

  • Fee-for-service reimbursement models may incentivize overuse of expensive medical procedures.
  • Policymakers aim to reduce payments for low-value healthcare services to control costs.

Purpose of the Study:

  • To evaluate the impact of a significant payment reduction on the utilization of a common prostate cancer imaging procedure.
  • To determine if reduced reimbursement affects physician decisions regarding imaging for prostate cancer patients.

Main Methods:

  • Utilized a difference-in-differences model.
  • Linked Medicare claims data with cancer registry records for comprehensive analysis.
  • Focused on a specific imaging procedure frequently used in prostate cancer management.

Main Results:

  • The payment reduction did not lead to a significant change in the utilization of the targeted imaging procedure.
  • Imaging use remained unaffected even among low-risk prostate cancer patients who do not require the procedure.
  • Findings indicate a potential decoupling of service use from fee levels in specific healthcare contexts.

Conclusions:

  • Physician payment levels may not be a primary driver for the utilization of certain medical imaging services.
  • Referring physicians' decisions, rather than the reimbursement received by the performing physicians, appear to be the key factor influencing service use.
  • Policy interventions targeting fee reductions may not effectively curb the use of potentially low-value services when ordering decisions are physician-driven.