51100 CPT® code: payer coverage and prior authorization1 of 1 payer prior-auth lists that name 51100 require prior authorization or set conditions: Humana.
| Payer | Plan | State | Prior auth | Conditions | Since | Source |
|---|---|---|---|---|---|---|
| Humana | Humana Puerto Rico MA and Dual Medicare-Medicaid | PR | prior auth required | Nov 3, 2025 | Puerto Rico Medicare Advantage and Dual Medicare-Medicaid Plans Preauthorization and Notification List Puerto Rico Medicare Advantage and Dual Medicare-Medicaid Plan Preauthorization and Notification |
51100 appears in 1 coverage policy from Aetna.
| Payer | Policy | Role in policy | Reviewed | Document |
|---|---|---|---|---|
| Aetna | Bupivacaine Liposome (Exparel) (0941) | listed, no stance (range 50010-53899) | Jul 30, 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.