Health Care Administration and Fraud
Organized by Riley League and Jetson Leder-Luis
Supported by the National Institute on Aging
October 2, 2026
NBER, 3rd Floor Conference Room, 1050 Massachusetts Avenue, Cambridge, MA

Thursday, October 1

6:30 pm

Dinner, Hyatt Regency Hotel

Friday, October 2

8:00 am

Breakfast

8:30 am

Welcome

Symposium on Enforcement

8:40 am

How Effective is Ex Ante Enforcement? Evidence From 15 Billion Medicare Claims

Christoph Herpfer, University of Virginia, Darden School
Gonzalo Maturana, Emory University

9:20 am

Short Break

9:30 am

Medicare Home Health Fraud: How Much, Where, and Who?

Liran Einav, Stanford University and NBER
Amy Finkelstein, Massachusetts Institute of Technology and NBER
Yunan Ji, Georgetown University and NBER
Neale Mahoney, Stanford University and NBER
Gideon S. Moore, Stanford University

10:10 am

Break

Symposium on Prior Authorization

10:30 am

Managing Drug Use Through Administrative Burden: Evidence from Medicaid

Abby E. Alpert, University of Pennsylvania and NBER
Ruochen Sun, University of Pennsylvania

11:10 am

Short Break

11:20 am

Informative Ordeals in Healthcare: Prior Authorization of Drugs in Medicaid

Ljubica Ristovska, University of Texas at Austin
Samantha Burn, Imperial College London

12:00 pm

Lunch

Symposium on Claim Denials

12:45 pm

Screening Through Soft Spending Limits: Evidence from the Medicare Therapy Cap

Maggie Shi, The University of Chicago and NBER
Ashvin Gandhi, University of California, Los Angeles and NBER

1:25 pm

Short Break

1:35 pm

Fragmented Insurance and Billing Frictions: Understanding Denied Health Insurance Claims

Riley League, University of Illinois Urbana-Champaign and NBER
Mark Shepard, Harvard University and NBER
Myles Wagner, The Ohio State University

2:15 pm

Closing Remarks

2:30 pm

Adjourn