Medicare and Medicaid Audit Overpayments: Challenging Statistical Sampling and Extrapolation
A live 90-minute CLE video webinar with interactive Q&A
This CLE course will provide insight to counsel for Medicare and Medicaid providers on how to effectively evaluate and challenge overpayment determinations in provider audits using statistical sampling and extrapolation.
Outline
- Introduction: what is probability statistics and what can it tell us?
- Statistical sampling and extrapolation theory and practice
- Requirements for statistically valid probability sampling
- Identifying common mistakes and fatal flaws in audit design and execution
- Role of statistical experts and review processes
- Documentation necessary to replicate auditor work
- Demonstrating when the audit process and calculated overpayment demand is invalid
- What matters to the Administrative Law Judges?
- Relevant guidance, rulings, and regulations
- Leveraging guidance from Medicare cases and the MPIM
- Cross examination of auditors’ experts
- Role of your own statistical expert
- Potential use of Artificial Intelligence (AI) by auditors
- Practitioner takeaways; questions and answers
Benefits
The panel will review these and other key issues:
- Recognizing the statistical requirements auditors must meet to properly use the results of auditing a sample for extrapolation
- Preparing your case utilizing the benefits of understanding probability statistics
- Recognizing common mistakes auditors make that invalidate sampling methods
- Making statistics accessible to attorneys challenging extrapolated audit findings
Faculty

Dr. Patricia L. Maykuth, Ph.D
President
Research Design Associates
Dr. Maykuth is a statistical expert with particular skill in experimental design, statistical sampling and... | Read More
Dr. Maykuth is a statistical expert with particular skill in experimental design, statistical sampling and methodology. She has been President of her firm for over 30 years. In that role she conducts and oversees a variety of statistical analyses of consumer behavior, market analyses and projections of market trends. Dr. Maykuth has been involved in more than 150 civil and criminal trials relating to statistics and consumer attitudes and behaviors. She has been directly responsible for statistical review of over 120 Medicare and Medicaid fair hearing officer and Medicare and Medicaid administrative law judge hearings which involved the application of statistical sampling and projection techniques in audits of a variety of categories of health care providers and suppliers.
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David R. Ross
Senior Shareholder
O’Connell and Aronowitz
Mr. Ross concentrates his practice on Medicaid, Medicare and private insurance audits & investigations, and health... | Read More
Mr. Ross concentrates his practice on Medicaid, Medicare and private insurance audits & investigations, and health law including fraud and abuse, governmental investigations, criminal defense, administrative hearings, Federal and State False Claims whistleblower cases, Medicaid compliance plans, and Article 78 cases. He is the head of the firm's Government Investigations Unit and a member of the Healthcare Fraud and Abuse Unit. He held a number of high ranking positions within New York State government, including being appointed as General Counsel of the Office of the Medicaid Inspector General (OMIG) when the OMIG was created in response to widespread public concern about Medicaid fraud, waste and abuse. In addition to serving the OMIG as General Counsel, he was the Deputy Medicaid Inspector General for Audits and Investigations and oversaw all audits and investigations involving Medicaid providers.
CloseEarly Discount (through 09/19/25)