CPT 64451 · SI Joint · Zurich North America WC
SI Joint Nerve Block (S1–S3 lateral branches) at Zurich North America WC.
How Zurich North America WC approaches CPT 64451 (SI Joint Nerve Block (S1–S3 lateral branches)) for prior-authorization review: at last review on 2026-05-09, the policy covers this code without prior authorization.
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Criteria summary
High-level themes from the Zurich North America WC policy of record for CPT 64451. Verbatim policy text and per-criterion analysis are available after sign-in.
Coverage criteria details available after sign-in.
Source: Zurich North America WC Workers' Compensation Medical Treatment Guidelines
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