84550 CPT® code: payer coverage and prior authorization84550 appears in 8 coverage policies from Aetna, Blue Cross & Blue Shield of Mississippi, Blue Cross NC, Cigna.
| Payer | Policy | Role in policy | Reviewed | Document |
|---|---|---|---|---|
| Aetna | Fetal Fibronectin, Inflammatory Biomarkers, and Salivary Hormone Testing for Preterm Labor (0166) | not covered | Apr 21, 2026 | payer document |
| Aetna | Gout (0810) | covered if criteria are met | Mar 27, 2026 | payer document |
| Aetna | Nonstandard Laboratory Test Panels (0499) | listed, no stance | Aug 3, 2026 | payer document |
| Aetna | Rosacea (0547) | not covered | Aug 21, 2026 | payer document |
| Aetna | Weight Reduction Programs and Devices (0039) | listed, no stance | Mar 10, 2026 | payer document |
| Blue Cross & Blue Shield of Mississippi | Pathogen Panel Testing (L.2.04.456) | not covered | payer document | |
| Blue Cross NC | Professional Pathology Billing Requirements AHS – R2169 | listed, no stance (range 84030-84999) | Mar 1, 2024 | payer document |
| Cigna | Laboratory Testing Services (0604) | not covered | May 15, 2026 | payer document |
From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.