Medicare Fraud Risk by State

6,704 Medicare Part D prescribers flagged as high-risk across 52 states, generating $3.02B in drug costs. Risk scores are statistical indicators based on prescribing pattern analysis — not allegations of fraud.

Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026

StateHigh-Risk ProvidersFlagged Cost
California618$484.1M
Florida359$174.8M
North Carolina346$189.8M
New York344$320.0M
Pennsylvania340$174.0M
Ohio315$69.1M
Tennessee270$82.8M
Arizona257$35.5M
Michigan252$86.7M
Indiana241$58.5M
Illinois217$77.2M
Colorado187$40.5M
Texas177$125.6M
Maryland177$37.4M
Washington162$36.0M
New Jersey159$72.4M
Wisconsin156$20.7M
Virginia150$57.2M
Massachusetts140$66.0M
Minnesota133$21.9M
Georgia118$72.4M
Mississippi102$56.3M
South Carolina94$44.5M
Missouri94$93.5M
Louisiana93$60.7M
Kansas92$30.7M
Connecticut91$60.2M
Utah91$14.0M
Alabama83$54.4M
Oregon83$20.1M
Kentucky80$35.9M
Oklahoma77$92.5M
Nevada74$20.1M
Arkansas61$12.4M
Idaho60$13.7M
Iowa59$14.3M
Nebraska43$14.6M
Delaware36$8.2M
New Hampshire36$15.8M
South Dakota32$3.0M
Maine27$6.3M
New Mexico25$10.1M
Montana24$2.0M
West Virginia21$6.1M
Hawaii20$1.3M
Wyoming19$4.2M
North Dakota15$2.8M
Alaska14$1.9M
Rhode Island14$10.0M
District of Columbia9$2.1M
Vermont9$3.2M
Puerto Rico8$6.4M

About This Data

These providers were flagged by our 10-component risk scoring model which analyzes prescribing patterns including opioid rates, brand-name preference, cost outliers, dangerous drug combinations, and comparison to specialty peers. Providers scoring above our high-risk threshold are included.

High risk scores indicate statistical anomalies in prescribing patterns. They may reflect legitimate clinical specialization, institutional billing patterns, or data limitations — not necessarily fraud. See our methodology for details.