Medicare Denied Your Lab Work / Diagnostic Testing?
According to federal data, Centers for Medicare & Medicaid Services (CMS) denies approximately 18% of claims. When patients appeal, about 75% are overturned. Your lab work / diagnostic testing denial may have grounds for a successful appeal.Sources: KFF ACA Marketplace Transparency Data, HHS OIG Reports, state insurance department filings. Rates are aggregate averages — individual results vary by plan type, denial reason, and documentation.
Based on published government and industry research. Individual results vary based on denial type, insurer, and documentation.
Why Medicare Denies Lab Work / Diagnostic Testing
Test not indicated based on diagnosis code
Duplicate testing within coverage period
Experimental or investigational test classification
Medicare's Common Denial Tactics
Denying claims as not reasonable and necessary
Coverage determinations based on LCD/NCD criteria
Denying skilled nursing facility stays as custodial care
How to Win Your Lab Work / Diagnostic Testing Appeal
Physician order with specific clinical indication
Evidence test results changed treatment plan
Published clinical guidelines recommending the test for the diagnosis
Laws That Protect You
ACA — Preventive services coverage
CLIA standards for laboratory testing
State genetic testing protection laws
Tips for Appealing to Medicare
Medicare has a 5-level appeal process — most denials are overturned by level 2 or 3
Request an ALJ hearing if redetermination and reconsideration fail
Cite specific LCD/NCD criteria and explain how your case meets them
Ready to Review Your Lab Work / Diagnostic Testing Denial?
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This information is for educational and informational purposes only. It does not constitute legal or medical advice. Statistics cited are from publicly available sources including KFF, HHS OIG, and state insurance department data. Individual results may vary. Consult a qualified professional before taking action on your specific situation.