CPT 27447 · Arthroplasty — Knee · Aetna
Total Knee Arthroplasty (TKA) at Aetna.
How Aetna approaches CPT 27447 (Total Knee Arthroplasty (TKA)) for prior-authorization review: at last review on 2025-10-01, the policy covers this code with prior authorization required.
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Coverage
Covered
Prior auth
Prior auth required
Last reviewed
2025-10-01
Policy number
CPB-ORTHO-27447Criteria summary
High-level themes from the Aetna policy of record for CPT 27447. Verbatim policy text and per-criterion analysis are available after sign-in.
- At least 12 weeks of conservative care typically required.
- Imaging concordance documentation required.
Source: Aetna Clinical Policy Bulletin — Arthroplasty — Knee
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