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Billing and Coding: MRI and CT Scans of the Head and Neck
A57204
Effective: October 23, 2025
Updated: December 31, 2025
Policy Summary
CT and MRI scans of the head and neck are covered when the medical record documents that the study is reasonable and necessary for diagnostic evaluation, including relevant history, physical exam, laboratory results, and signs or symptoms. Claims must include accurate HCPCS/CPT coding, comply with CCI edits and applicable LCD guidance, and supporting documentation must be available to Medicare upon request.
Coverage Criteria Preview
Key requirements from the full policy
"CT or MRI scans of the head or neck are covered when the medical record documents the scan is reasonable and necessary for diagnostic evaluation."
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