Medical Billing Expert Warns of Complexity in Prosecuting Healthcare Fraud

Michael F Arrigo, a leading expert witness, discusses the challenges of investigating and prosecuting Medicaid fraud cases.

Apr. 1, 2026 at 3:35pm

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The Center Square interviewed medical billing expert witness Michael F Arrigo, who warned that prosecuting healthcare fraud is a complex and time-consuming process. Arrigo, the CEO of No World Borders, explained that all 50 states and three territories have a Medicaid Fraud Control Unit that investigates and prosecutes fraud by Medicaid providers, as well as abuse and neglect of recipients in hospitals and nursing homes.

Why it matters

Healthcare fraud is a significant issue that costs taxpayers billions of dollars each year. Arrigo's insights highlight the difficulties in building successful fraud cases, which require extensive forensic review of medical records and bills. Understanding these challenges can help policymakers and law enforcement better address the problem.

The details

According to Arrigo, prosecuting healthcare fraud 'is not for the faint of heart.' He explained that building a case typically involves an expert forensic review of a statistically valid sample of medical records and bills, a complex and time-consuming process. Arrigo noted that all 50 states and three territories have a Medicaid Fraud Control Unit, a joint federal-state agency that investigates and prosecutes not only abuse and neglect of recipients, but also fraud by Medicaid providers.

  • The Center Square article was published on April 1, 2026.

The players

Michael F Arrigo

The CEO of No World Borders, a company that provides expert witnesses for civil and criminal litigation in medical billing disputes. Arrigo has been admitted as an expert by the U.S. Court of Appeals, Federal Court and State Courts in areas such as medical billing, electronic health records, HIPAA privacy and security, and physician compensation.

The Center Square

A news organization launched in 2019 to provide high-quality statehouse and statewide news across the United States, with a focus on government accountability and economic reporting.

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What they’re saying

“Prosecuting health care fraud is not for the faint of heart. It's complex. By necessity, making a case takes time, typically including an expert forensic review of a statistically valid sample of medical records and medical bills.”

— Michael F Arrigo, CEO, No World Borders

“All 50 states and three territories have a Medicaid Fraud Control Unit, a joint federal-state agency that investigates and prosecutes not only the abuse and neglect of recipients in hospitals and nursing homes but also fraud by Medicaid providers.”

— Michael F Arrigo, CEO, No World Borders

What’s next

The article does not mention any specific next steps, as it is focused on providing expert commentary on the challenges of prosecuting healthcare fraud.

The takeaway

This story highlights the complexities involved in investigating and prosecuting healthcare fraud, which can be a significant drain on taxpayer resources. Arrigo's insights suggest that policymakers and law enforcement may need to devote more resources and expertise to build successful fraud cases, which require extensive forensic analysis of medical records and bills.