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Jeffrey Marr Ph.D.

Assistant Professor of Health Services, Policy & Practice
jeffrey_marr@brown.edu
Research Profile

Biography

Dr. Marr is an Assistant Professor of Health Services, Policy, and Practice at the Brown University School of Public Health. Professor Marr is a health economist who studies health care markets using quasi-experimental methods and administrative data. His research focuses on private health insurance and the Medicare program. He received his PhD in health economics and policy from Johns Hopkins University.

Recent News

McKnights

Insurer use of algorithms cuts SNF length of stay by 13%

December 3, 2025
by Kimberly Marselas
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Yahoo Finance

Trump administration tiptoes into testing prior authorization in traditional Medicare

August 17, 2025
Traditional Medicare plan holders have typically not had to wait for prior authorization before receiving medical treatment. CMS recently announced a new program to test prior authorization requirements for certain services in six states to root out fraud, waste and abuse. Jeffrey Marr highlights what’s needed to set up a well-functioning prior authorization system.
Read Article
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Providence RI 02903 401-863-3375 public_health@brown.edu

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Jeffrey Marr Ph.D.