Medicare program integrity: activities to protect Medicare from payment errors, fraud, and abuse

Medicaid : CMS should ensure that states clearly report overpayments : report to congressional requesters

Medicare recovery audit contracting weaknesses remain in addressing vulnerabilities to improper payments, although improvements made to contractor oversight : report to congressional requesters

HCPCS Level II code modification request process

Medicaid prescription drugs : CMS should implement revised federal upper limits and monitor their relationship to retail pharmacy acquisition costs : report to congressional requesters

Centers for Medicare and Medicaid Services deficiencies in contract management internal control are pervasive : report to congressional requesters

Medicare physician payments fees could better reflect efficiencies achieved when services are provided together : report to congressional requesters

Nursing homes CMS's special focus facility methodology should better target the most poorly performing homes, which tended to be chain affiliated and for-profit : report to congressional requesters

Medicare CMS working to address problems from round 1 of the durable medical equipment competitive bidding program : report to congressional requesters

Spending patterns for prescription drugs under Medicare Part D