Does Wellpoint Texas, INC. require prior authorization for Dilantin?
Prior authorization for Dilantin differs across Wellpoint Texas, INC.'s Medicare Part D plans and product strengths — 3 of 4 Dilantin products in the corpus appear on their formularies, and the requirement is not uniform. Check the member's specific plan.
Some plans require authorization and others do not. The member's specific plan decides.
- This drug does not appear on any of this payer's Medicare Part D formularies. That means it is NOT COVERED under those plans — which is a different and generally worse outcome than requiring prior authorization. An exception or formulary-exception request may still be possible.
By product strength
| RxNorm product | Plans covering | Require prior auth | Status |
|---|---|---|---|
| phenytoin 25 MG/ML Oral Suspension [Dilantin]1313884 | 0 / 16 | 0 | Not on formulary |
| phenytoin 50 MG Chewable Tablet [Dilantin]1313887 | 5 / 16 | 5 | Prior authorization required |
| phenytoin sodium 100 MG Extended Release Oral Capsule [Dilantin]855673 | 16 / 16 | 16 | Prior authorization required |
| phenytoin sodium 30 MG Extended Release Oral Capsule [Dilantin]855871 | 16 / 16 | 16 | Prior authorization required |
Product names come from RxNorm (U.S. National Library of Medicine).
- 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.
Dilantin 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.