CPT 64451 · Peripheral Nerve Block · Medicare (Palmetto GBA MAC)
SI Joint Nerve Block (S1–S3 lateral branches) at Medicare (Palmetto GBA MAC).
How Medicare (Palmetto GBA MAC) approaches CPT 64451 (SI Joint Nerve Block (S1–S3 lateral branches)) for prior-authorization review: at last review on 2026-05-02, the policy covers this code without prior authorization.
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Criteria summary
High-level themes from the Medicare (Palmetto GBA MAC) policy of record for CPT 64451. Verbatim policy text and per-criterion analysis are available after sign-in.
- At least 6 weeks of conservative care typically required.
Source: Medicare (Palmetto GBA MAC) LCD / Local Coverage Article
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