Does Mcs Advantage, INC. require prior authorization for XIFAXAN?
Mcs Advantage, INC. does not require prior authorization for XIFAXAN on the Medicare Part D plans that cover it.
No covering plan from this payer files a prior-authorization requirement for this drug.
By product strength
| RxNorm product | Plans covering | Require prior auth | Step therapy | Qty limit | Status |
|---|---|---|---|---|---|
| rifaximin 200 MG Oral Tablet [XIFAXAN]539789 | 20 / 20 | 0 | 0 | 0 | No prior authorization |
| rifaximin 550 MG Oral Tablet [XIFAXAN]856666 | 20 / 20 | 0 | 0 | 0 | No prior authorization |
Product names come from RxNorm (U.S. National Library of Medicine).
Plan-by-plan detail — rifaximin 200 MG Oral Tablet [XIFAXAN]
XIFAXAN has 2 products in the corpus; this table is for rifaximin 200 MG Oral Tablet [XIFAXAN], the one carried on the most plans. The product table above covers every strength.
| Plan | Contract | Tier | Prior auth | Step therapy | Qty limit |
|---|---|---|---|---|---|
| MCS Classicare Efectivo (HMO) | H5577-005 | 4 | No | No | No |
| MCS Classicare En Tu Hogar (HMO) | H5577-043 | 4 | No | No | No |
| MCS Classicare Essential (HMO-POS) | H5577-008 | 4 | No | No | No |
| MCS Classicare Estrella (HMO) | H5577-060 | 4 | No | No | No |
| MCS Classicare Excede (HMO) | H5577-056 | 4 | No | No | No |
| MCS Classicare Excede (HMO) | H5577-056 | 4 | No | No | No |
| MCS Classicare Excede (HMO) | H5577-056 | 4 | No | No | No |
| MCS Classicare Firme (HMO) | H5577-042 | 4 | No | No | No |
| MCS Classicare Hero (HMO) | H5577-044 | 4 | No | No | No |
| MCS Classicare InteliCare (HMO) | H5577-052 | 4 | No | No | No |
| MCS Classicare Platino 185 (HMO D-SNP) | H5577-062 | 4 | No | No | No |
| MCS Classicare Platino Ideal (HMO D-SNP) | H5577-002 | 4 | No | No | No |
| MCS Classicare Platino Maximo (HMO D-SNP) | H5577-054 | 4 | No | No | No |
| MCS Classicare Platino Maximo (HMO D-SNP) | H5577-054 | 4 | No | No | No |
| MCS Classicare Platino Maximo (HMO D-SNP) | H5577-054 | 4 | No | No | No |
| MCS Classicare Platino Progreso (HMO D-SNP) | H5577-017 | 4 | No | No | No |
| MCS Classicare Platino Superior (HMO D-SNP) | H5577-061 | 4 | No | No | No |
| MCS Classicare Platino Total (HMO D-SNP) | H5577-046 | 4 | No | No | No |
| MCS Classicare Primero (HMO C-SNP) | H5577-038 | 4 | No | No | No |
| MCS Classicare RxMax (HMO) | H5577-059 | 4 | No | No | No |
- Effective
- 2026-06-30
- Retrieved
- 2026-07-19
- SHA-256
- e626e6bcda1aa6a0071e6f0df6bafe686ae41842cdf0a9feffdc649b6d3ff3ae
We publish the hash of the exact file we ingested so any answer can be audited against the bytes CMS served that day.
XIFAXAN at other payers
Administrative information only. Benefily reports what a payer has published in its own prior-authorization policy as of the effective date shown. It is not medical advice, not a coverage or payment guarantee, and not an authorization. Requirements vary by plan, place of service and member benefits — always verify with the payer before rendering service.