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.

LA
2025
Featured

Managed Care Incentive Payment Program

Louisiana Legislative Auditor
Published 2025

LDH’s design and lack of oversight of the MCIP program led to the majority of MCIP funds being paid for activities that do not have a direct, measurable result for how they improve access to healthcar...

US
2025

Colorado Made Capitation Payments to Managed Care Organizations After Enrollees’ Deaths

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

The audit found that Colorado made unallowable capitation payments to Medicaid managed care organizations for deceased enrollees, resulting in significant financial losses and reporting inaccuracies. ...

IL
2025

Performance Audit of the Health Benefits for Immigrant Seniors and Adults

Office of the Auditor General (Illinois)
Published 2025

The audit revealed significant discrepancies between estimated and actual enrollment and costs, issues with data accuracy and eligibility verification, and the need for improved controls to prevent in...

US
2024

Twelve Selected States Did Not Accurately Calculate the Federal Share of Medicaid Collections Subject to the Increased COVID-19 Federal Medical Assistance Percentages

Office of Inspector General, Department of Health and Human Services
Published 2024

Twelve of the thirteen selected States did not accurately calculate the Federal share of Medicaid collections subject to the increased COVID-19 FMAP, resulting in net underreporting of $61.8 million. ...

MA
2024

Office of Medicaid—Review of Capitation Payments With Multiple Identification Numbers

Office of the State Auditor (Massachusetts)
Published 2024

MassHealth did not ensure that capitation payments were not made on behalf of Medicaid beneficiaries who were assigned multiple IDs.

VA
2024

Department of Medical Assistance Services Report on Audit for the Year Ended June 30, 2024

Auditor of Public Accounts
Published 2024

Medical Assistance Services properly stated, in all material respects, the amounts recorded and reported in the Commonwealth’s accounting and financial reporting system, Medical Assistance Services’ f...

NY
2024

Medicaid Program: Overpayments for Medicare Part C Claims

Office of the New York State Comptroller, Division of State Government Accountability
Published 2024

DOH oversight identified improper Medicaid payments related to Medicare Part C cost-sharing, primarily driven by provider misinterpretation of rules, incomplete CARC reporting, and system limitations....

NY
2024

Medicaid Program: Provider Compliance With the Electronic Visit Verification Program

Office of the New York State Comptroller, Division of State Government Accountability
Published 2024

DOH’s EVV program showed significant control weaknesses and data quality issues, with large volumes of Medicaid payments made without matching EVV records and with low EVV-claim match rates (56% for P...

MI
2024

Follow-Up Report on Prior Audit Recommendations Medicaid Home Help Program Michigan Department of Health and Human Services

Michigan Office of the Auditor General
Published 2024

Partially complied. A reportable condition exists.

OH
2024

Electronic Visit Verification Audit Ohio Department of Medicaid

Ohio Auditor of State
Published 2024

The audit identified significant gaps in EVV utilization and matching, with only 44% of claims supported by EVV data in 2022. The Department has made efforts to implement EVV but faces challenges incl...

NJ
2024

Estate Recovery Audit Report

New Jersey Office of the State Auditor
Published 2024

The division had adequate controls to ensure compliance with federal and state regulations and general information system controls were in place and functioning. However, outdated policies and procedu...

OR
2024

The Oregon Eligibility System Appropriately Determines Eligibility, But Input Errors Continue to Occur

Oregon Secretary of State Audits Division
Published 2024

The audit found that the ONE system largely determines eligibility accurately for Medical and SNAP programs, and automated eligibility determinations are generally effective. However, input errors, ma...

WA
2024

Examining Washington’s Concurrent Medicaid Enrollments

Office of the Washington State Auditor
Published 2024

The audit highlights significant financial waste due to concurrent Medicaid enrollments, emphasizing the need for improved communication, data sharing, and federal solutions to prevent unnecessary pre...

OR
2024

Without Federal Action, States Will Continue to Pay Millions of Dollars in Duplicate Medicaid Payments

Oregon Secretary of State Audits Division
Published 2024

The audit concludes that without federal action, states will continue to pay millions of dollars in duplicate Medicaid payments; stronger data sharing and real-time enrollment data are needed; Do Not ...

TN
2024

Performance Audit of Selected Programs and Activities of the Division of TennCare

Comptroller of the Treasury, Division of State Audit
Published 2024

The Division of TennCare has made progress in implementing TennCare III initiatives, unwinding renewals, and maintaining cybersecurity controls, but faces ongoing risks in behavioral health provider n...

NV
2024

Hospice Care Claims and Fiscal Agent Contract

Legislative Auditor, Legislative Counsel Bureau
Published 2024

The Division lacks adequate controls to ensure hospice care provider payments comply with federal and state Medicaid policies.

PA
2024
Featured

Performance Audit Report: Pharmacy Benefit Manager Services for the Physical HealthChoices Medicaid Program in Pennsylvania

Pennsylvania Department of the Auditor General
Published 2024

The audit identifies three findings with 17 recommendations. DHS generally disagreed with Finding 1 and agreed with Finding 2; PerformRx generally agrees with Finding 3. The auditors note ongoing conc...

MD
2024

Maryland Department Of Health Pharmacy Services Audit Report

Office of Legislative Audits, Maryland General Assembly
Published 2024

MDH’s pharmacy services program exhibits governance and control weaknesses across manual claims processing, provider licensure verification, program audits, and MADAP rebates, leading to substantial o...

US
2024

California Payments for Enrollees With Concurrent Medicaid Enrollment in Another State

Department of Health and Human Services Office of Inspector General
Published 2024

We estimated that the State agency incurred costs of approximately $19.9 million ($15.5 million Federal share) for August 2021 capitation payments made on behalf of enrollees who were residing and con...

LA
2024

Medicaid Dental Benefit Program Manager - DentaQuest Informational Brief

Louisiana Legislative Auditor
Published 2024

The informational brief presents a comprehensive analysis of DentaQuest’s performance as the Medicaid dental benefit program manager, highlighting ongoing concerns with network adequacy, claims proces...

US
2024

North Carolina Did Not Report and Return All Medicaid Overpayments for the State's Medicaid Fraud Control Unit Cases

Office of Inspector General, Department of Health and Human Services
Published 2024

The State agency did not report and return the Federal share of all MFCU-determined Medicaid overpayments identified for the period under review (October 1, 2019 through September 30, 2021).

US
2024

California Improperly Claimed $52.7 Million in Federal Medicaid Reimbursement for Capitation Payments Made on Behalf of Noncitizens With Unsatisfactory Immigration Status

Office of Inspector General, Department of Health and Human Services
Published 2024

California improperly claimed Federal Medicaid reimbursement for capitation payments to noncitizens with UIS by applying an outdated proxy percentage that did not reflect the true costs of nonemergenc...

US
2024

Colorado's Program Integrity Section Reporting of Medicaid Overpayments

Office of Inspector General, Department of Health and Human Services
Published 2024

Colorado did not report and refund the correct Federal share of Medicaid overpayments identified by its Program Integrity Section during Oct 1, 2014 through Dec 31, 2020; 80 of 403 cases contained unr...

CO
2024

Evaluation Of The Colorado Recovery Audit Contractor Program

Colorado Office of the State Auditor
Published 2024

HCPF’s Medicaid Recovery Audit Contractor program generally adheres to federal and state requirements but requires stronger contract oversight and program management to ensure efficient operation, red...