Many Medicare Advantage Plans Overcharged the Government, Audits Show

Government auditors examined a sample of medical records to confirm the patients had the medical conditions the government paid Medicare Advantage plans to treat. This chart shows payment errors that surfaced in 90 audits of health plans from 2011 to 2013, the most recent available. In many cases, the government overpaid the plans. In a few, the plans undercharged for the services provided.