CommercialCoverageHigh impact
Allograft Transplants of the Extremities (CPB 0364, reviewed 2026-09-23)
Aetna·Orthopedics, Sports Medicine, General Surgery +1 more·Medical Policy
We identified it
Oct 1, 2026
Summary
Aetna updated its allograft transplant policy for extremities (CPB 0364), establishing strict medical necessity criteria for covered procedures (knee ligaments, osteochondral lesions, meniscus, ankle instability) while designating numerous other allograft applications as experimental/investigational. Billing teams must verify patient eligibility against specific criteria (BMI limits, smoking status, conservative treatment requirements, age restrictions) and deny or reject claims for procedures listed as unproven.
Action Required
Immediately: Billing team must update claim authorization workflows and denial protocols in billing system to reflect new Aetna allograft coverage restrictions. REQUIREMENTS: (1) For CPT 20932, 20933, 20934, 27427, 27428, 27429, 29888, 29889 - implement pre-authorization checklist requiring documentation of: BMI ≤35, non-smoker status with nicotine lab verification if recent use, failed conservative treatment (6 weeks PT for osteochondral; 6 months non-operative for ankle instability), imaging confirmation (MRI/arthroscopy), and joint stability assessment. (2) Identify and flag all claims for experimental procedures (Bridge-Enhanced ACL Repair, BMAC augmentation, DeNovo grafts, Cartiform allograft, osteochondral talus, etc.) for automatic denial with explanation of non-coverage. (3) For knee procedures: verify opposing joint surface is disease-free (Modified Outerbridge 0-1), normal knee alignment or planned osteotomy correction, and age <55 for meniscus cases. (4) Providers must document pre-operative studies (MRI or prior arthroscopy) showing meniscal absence/near-absence for meniscus claims. (5) Update denial letter templates to reference CPB 0364. (6) Train billing team to distinguish between covered indications and excluded 'all other indications' categories. Failure to implement these criteria will result in increased claim denials, patient appeals, and potential compliance issues with Aetna coverage determinations. Notify providers of coverage changes, particularly orthopedic and sports medicine departments.