Cigna Denied Your Knee Replacement?
Published data shows denial and appeal outcomes vary by plan, product year, denial reason, and documentation. Use this page to spot the issues to request and the evidence to gather before you decide what to submit.Sources include KFF ACA Marketplace Transparency Data, HHS OIG reports, and state insurance department filings. Aggregate rates are context, not predictions for an individual case.
Based on published government and industry research. Individual results vary based on denial type, insurer, and documentation.
Why they said no
Why Cigna Denies Knee Replacement
Not medically necessary — conservative treatment not exhausted
Prior authorization not obtained
BMI requirements not met per insurer guidelines
Cigna patterns
Cigna's Common Denial Patterns
Mass auto-denials (300,000 claims in 2 months at 1.2 seconds each)
Requiring step therapy for medications your doctor already tried
Denying claims as "experimental" despite FDA approval
What works
How to Strengthen Your Knee Replacement Appeal
Documentation of failed conservative treatments (PT, injections, bracing)
Radiology showing bone-on-bone or severe joint degeneration
Letter of medical necessity from treating orthopedic surgeon
Functional limitation documentation (inability to work, walk, climb stairs)
Your rights
Laws That Protect You
ACA §2719 — Right to internal and external appeal
ERISA §503 — Right to a full and fair review
State parity laws for surgical coverage
Playbook
Tips for Appealing to Cigna
Reference the documented pattern of high-speed automated denial review and request proof of individualized physician review
Gather evidence of prior failed treatments to counter step therapy requirements
Obtain peer-reviewed studies supporting FDA-approved treatments
Ready to Review Your Knee Replacement Denial?
Upload your denial letter and get a clear analysis in minutes. We'll identify potential weaknesses in Cigna's reasoning and outline your appeal options.
Analyze My Denial FreeAnalysis is always free. No credit card required.
Related denial guides
More Cigna denials
Knee Replacement denials by other insurers
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.