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All Reports and Publications

All Reports and Publications

Emergency Department Procedure Codes Used on Medicare Claims for Services Billed With Nonemergency Department Sites of Service Resulted in Over $15 Million in Improper and Potentially Improper Payments

Sarasota Memorial Hospital Received At Least $12.1 Million in Medicare Overpayments

Colorado Made at Least $77.8 Million in Improper Fee-for-Service Medicaid Payments for Applied Behavior Analysis Provided to Children

Office of Inspector General’s Partnership With the Office of the Utah Inspector General: Inspector General’s Report Audit of Capitation Payments Made Concurrently With Another State

Medicare Home Health Agency Provider Compliance Audit: Alternate Solutions Homecare of Dayton

Missouri Did Not Obtain Millions of Dollars in Rebates for Medicaid Physician-Administered and Pharmacy Drugs

Comparison of Average Sales Prices and Average Manufacturer Prices: Results for the Third Quarter of 2025

West Virginia Did Not Obtain Rebates Associated With Millions of Dollars in Medicaid Physician-Administered Drugs Dispensed to Enrollees of Medicaid Managed-Care Organizations

A Large Southeastern Hospital Could Improve Certain Security Controls to Enhance Its Ability to Prevent and Detect Cyberattacks

Total Medicare Part B Spending on Lab Tests Rose in 2024, Driven by Increased Spending on Genetic Tests

Maine Made at Least $45.6 Million in Improper Fee-for-Service Medicaid Payments for Rehabilitative and Community Support Services Provided to Children Diagnosed With Autism

Medicaid Agencies Made Millions in Unallowable Capitation Payments to Managed Care Organizations on Behalf of Deceased Enrollees

Audit of Medicare Administrative Contractor Information Security Program Evaluations for Fiscal Year 2024

Illinois Made Unallowable Managed Care Capitation Payments on Behalf of Incarcerated Medicaid Enrollees

Essence Healthcare, Inc., Did Not Comply With Federal Requirement for Reporting Direct and Indirect Remunerations for Contract Years 2017 Through 2020

Medicare Home Health Agency Provider Compliance Audit: Guardian Home Care, LLC

Excluding Noncovered Versions Would Have Substantially Lowered Fourth-Quarter 2025 Part B Payment Amounts for Stelara Biosimilars

Trends in Dual-Eligible Enrollees’ Access to Drugs Under Part D, 2011-2025

New Jersey Should Improve Its Oversight of Nursing Homes’ Compliance With Background Check Requirements

Arkansas Could Better Ensure That Intermediate Care Facilities for Individuals With Intellectual Disabilities Comply With Federal Requirements for Life Safety, Emergency Preparedness, and Infection Control

All Reports and Publications

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