84591 CPT® code: payer coverage and prior authorization84591 appears in 11 coverage policies from Aetna, Blue Cross & Blue Shield of Mississippi, Blue Cross NC, Blue Shield of California, BlueCross BlueShield of South Carolina, Cigna, Premera Blue Cross.
| Payer | Policy | Role in policy | Reviewed | Document |
|---|---|---|---|---|
| Aetna | Autism Spectrum Disorders (0648) | not covered | Oct 2, 2025 | payer document |
| Aetna | Complementary and Alternative Medicine (0388) | listed, no stance | Jun 25, 2026 | payer document |
| Aetna | Nonstandard Laboratory Test Panels (0499) | listed, no stance | Aug 3, 2026 | payer document |
| Aetna | Premenstrual Syndrome and Premenstrual Dysphoric Disorder (0512) Vestibular stimulation, plasma leptin, measurement of serum trace elements, allopregnanolone antagonist, aromatherapy, measurement of serum melatonin levels | not covered | Aug 5, 2026 | payer document |
| Blue Cross & Blue Shield of Mississippi | Intracellular Micronutrient Analysis | unproven / investigational | payer document | |
| Blue Cross NC | Micronutrient Testing AHS – G2099 | listed, no stance | Apr 1, 2026 | payer document |
| Blue Cross NC | Professional Pathology Billing Requirements AHS – R2169 | listed, no stance (range 84030-84999) | Mar 1, 2024 | payer document |
| Blue Shield of California | | Intracellular Micronutrient Analysis (2.04.73) | listed, no stance | payer document | |
| BlueCross BlueShield of South Carolina | Micronutrient Testing (CAM 270) | listed, no stance | Apr 1, 2026 | payer document |
| Cigna | Laboratory Testing Services (0604) | not covered | May 15, 2026 | payer document |
| Premera Blue Cross | Intracellular Micronutrient Analysis | listed, no stance | Oct 14, 2025 | 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.