Report Library

Medicaid audit reports

Browse every indexed Medicaid audit report. Each listing links to a crawlable detail page with conclusions, findings, recommendations, and the original public source document.

US
2025

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

Office of Inspector General, U.S. Department of Health and Human Services
Published 2025

We estimate that Medicaid agencies made $207,501,380 ($138,645,710 Federal share) in unallowable capitation payments to MCOs for deceased enrollees during the audit period (July 1, 2021 – June 30, 202...

US
2025

Illinois Medicaid Managed Care Capitation Payments for Incarcerated Enrollees

U.S. Department of Health and Human Services Office of Inspector General
Published 2025

The audit determined that Illinois made unallowable managed care capitation payments for incarcerated enrollees during the audit period, totaling at least $9.5 million with $8.3 million Federal share,...

MA
2025

Review of Durable Medical Equipment Providers

Office of the State Auditor, Commonwealth of Massachusetts
Published 2025

MassHealth did not fully ensure that DME was not ordered by excluded providers or for deceased members, as evidenced by three identified findings and associated overpayments; ongoing post-payment and ...

NY
2025
Featured

Medicaid Program: Oversight of Managed Care Provider Networks

Office of the New York State Comptroller, Division of State Government Accountability
Published 2025

DOH did not maintain sufficient oversight of Medicaid managed care provider networks during 2023, with data reliability and process control issues affecting the accuracy of deficiency reporting and SO...

UT
2025

A Performance Audit of the Office of Inspector General of Medicaid Services: Policy Options for Improved Governance and Medicaid Oversight

Office of the Legislative Auditor General
Published 2025

The report concludes that Utah’s OIG has not adequately fulfilled its Medicaid oversight mandate and suffers from governance, reporting, and performance weaknesses, with risk-based planning and proact...

KY
2025
Featured

How Kentucky Failed to Prevent Over $800 Million of Medicaid Waste

Kentucky Auditor of Public Accounts
Published 2025

Concurrent capitation payments across state lines resulted in substantial waste (over $800 million) during 2019–2022 due to gaps in residency determination, PARIS/T-MSIS data usage, and contract oblig...

NY
2025

Medicaid Program: Improper Premium Payments Made on Behalf of Managed Care Members Residing Outside the State

Office of the New York State Comptroller, Division of State Government Accountability
Published 2025

None

US
2025

Washington Medicaid Managed Care Medical Loss Ratio Audit

Centers for Medicare & Medicaid Services
Published 2025

CMS identified eight findings requiring correction, but none resulted in an MLR recalculation below the 85% remittance threshold; the audit identified operational improvements and oversight enhancemen...

NE
2025

Medicaid Payments to MCOs for Deceased Individuals

Nebraska Auditor of Public Accounts
Published 2025

The DHHS procedures for identifying deaths, updating records, and recouping post-death Medicaid payments were found to be insufficient to prevent improper disbursements to MCOs. While some adjustments...

NC
2025

Performance Audit Report July 2025 Medicaid Provider Enrollment Follow-Up Audit

North Carolina Office of the State Auditor
Published 2025

The Division of Health Benefits did not fully implement prior audit recommendations during 2023, leaving ongoing risks to patient safety and Medicaid integrity from providers with suspended licenses, ...

US
2025

Pennsylvania Capitation Payments for Enrollees With Multiple Medicaid Identification Numbers

Office of Inspector General, Department of Health and Human Services
Published 2025

The OIG concluded that Pennsylvania made unallowable capitation payments totaling at least $8,784,549 ($4,596,390 Federal share) for enrollees with multiple Medicaid ID numbers during the audit period...

US
2025

Wisconsin’s Fee-for-Service Medicaid Payments for Applied Behavior Analysis

Office of Inspector General, Department of Health and Human Services
Published 2025

The Wisconsin Department of Health Services’ ForwardHealth program did not provide adequate oversight of FFS Medicaid ABA payments, resulting in improper and potentially improper payments for autism-r...

US
2025

Analysis of Selected Nursing Facilities’ Use of Medicaid Reimbursement for Direct Care Compensation

Office of Inspector General, Department of Health and Human Services
Published 2025

The data brief concludes that there is no clear, positive correlation between higher direct care compensation and higher nursing hours per resident day (HPRD). Increases in direct care compensation ar...

US
2025
Featured

Ohio Medicaid Managed Care Medical Loss Ratio Audit

Centers for Medicare & Medicaid Services, Center for Program Integrity
Published 2025

While no remittances were required based on the findings, the audit identified multiple areas for improvement in Ohio’s oversight and reporting processes to ensure compliance with federal requirements...

IL
2025

Performance Audit of Medicaid Eligibility Determinations for Long-Term Care

Office of the Auditor General (Illinois)
Published 2025

The audit identified significant delays, data inaccuracies, and reporting deficiencies in Illinois' Medicaid long-term care eligibility process. While some system enhancements have been implemented, i...

US
2025

Medicaid Managed Care Improper Payment Estimate

U.S. Government Accountability Office
Published 2025

The GAO report highlights that while CMS's current improper payment estimates for Medicaid managed care are near zero, they do not capture all program integrity risks. CMS has taken steps to improve o...

NY
2025

Medicaid Program: Claims Processing Activity April 1, 2024 Through September 30, 2024

Office of the New York State Comptroller, Division of State Government Accountability
Published 2025

The audit concluded that eMedNY reasonably ensured Medicaid claims were submitted by approved providers, processed in accordance with Medicaid requirements, and paid correctly overall. However, improv...

US
2025

Maryland Did Not Comply With Federal Waiver and State Requirements at 20 Adult Day Care Facilities Audited

Office of Inspector General, Department of Health and Human Services
Published 2025

The Maryland Department of Health did not fully comply with Federal waiver and State requirements in overseeing adult day care facilities; 253 noncompliance instances were identified across health and...

US
2025

Oklahoma Focused Program Integrity Review Final Report

Centers for Medicare & Medicaid Services, Center for Program Integrity, Department of Health and Human Services
Published 2025

CMS supports Oklahoma’s efforts and encourages further improvements in program integrity. The review identified four observations for the state’s attention but no non-compliance findings that pose a r...

US
2025

Audit Of Ohio Adult Day Health Care Services

Office of Inspector General, Department of Health and Human Services
Published 2025

The Ohio Department of Medicaid did not fully comply with Federal waiver and State requirements in overseeing providers serving adults in the ADS program; inspections were insufficient to ensure a con...

KS
2025

School-Based Fee-for-Service Medicaid Reimbursements

Office of the Kansas Attorney General, Office of Inspector General
Published 2025

The audit identifies widespread weaknesses in Kansas’s school-based Medicaid FFS program, including policy misalignments with federal guidance, documentation gaps, and data integrity issues that contr...

US
2025

North Carolina’s Medicaid Control Environment, Risk Management Practices, and Governing Processes Were Assessed as Moderate Risk

Office of Inspector General, Department of Health and Human Services
Published 2025

Overall, the audit determined that North Carolina's Medicaid control environment, risk management practices, and governing processes operate at a moderate risk level, with three risk areas rated high ...

US
2025

Texas Did Not Fully Comply With Federal Waiver And State Health, Safety, And Administrative Requirements At All 20 Adult Day Activity And Health Service Facilities Audited

Office of Inspector General, Department of Health and Human Services
Published 2025

The State agency did not fully comply with Federal waiver and State requirements in overseeing DAHS facilities serving people with special health care needs, and its inspections were not sufficient to...

LA
2025

Maternal Health Outcomes

Louisiana Legislative Auditor
Published 2025

Overall, we found an increase in the number of pregnant women in Louisiana who did not receive prenatal care as recommended, with pregnant Medicaid beneficiaries representing a disproportionate share ...