Medicare Part D coverage · phenytoin · RxCUI 1313885
phenytoin 50 MG Chewable Tablet
Per the CMS 2026 Part D formulary file, phenytoin 50 MG Chewable Tablet is covered by 5,052 Medicare Part D plans (100% of enrollable products), averaging Tier 2, with prior authorization required on 0% of covering formularies.
- 100%
- Plan coverage
- 5,052
- Plans covering
- T2
- Avg tier
- 0%
- Prior auth required
What the CMS Formulary Data Shows for phenytoin 50 MG Chewable Tablet
Per the CMS 2026 Part D formulary file, phenytoin 50 MG Chewable Tablet (RxNorm concept RXCUI 1313885, generic name phenytoin) appears on 328 distinct formulary files spanning 5,052 Medicare Part D plan offerings - 100% of enrollable Part D products, near-universal placement. Tier placement ranges from Tier 1 to Tier 4, with a cross-plan average of Tier 2.
Real-world access to phenytoin 50 MG Chewable Tablet depends on utilization management as much as tier placement: 0% of covering formularies require prior authorization. 0% require step therapy. 0% apply quantity limits.
Historical spending context from the CMS Medicare Part D Drug Spending Dashboard shows 14,557 Part D beneficiaries filled phenytoin 50 MG Chewable Tablet in 2023, with total plan-and-beneficiary spending of $4,008,684 and an average per-beneficiary annual cost of $275.38. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry phenytoin 50 MG Chewable Tablet today.
Coverage Details
- Formularies covering
- 328
- Plans covering
- 5,052
- Coverage rate
- 100%
- Tier range
- Tier 1 – Tier 4
- Average tier
- Tier 2, Generic
Restrictions
- Prior authorization required
- 0% of formularies
- Step therapy required
- 0% of formularies
- Quantity limits
- 0% of formularies
2023 Medicare Spending
- Beneficiaries
- 14,557
- Total spending
- $4,008,684
- Avg per beneficiary
- $275.38
Tier Distribution Across Plans
Medicare Advantage Plans (MA-PD) Covering phenytoin 50 MG Chewable Tablet
100 Medicare Advantage plans with Part D drug coverage include this drug.
| Plan | Insurer | Tier | PA | Premium | States |
|---|---|---|---|---|---|
| Sentara Community Complete Select (HMO D-SNP) | Sentara Health Plans | T1 | No | $0 | VA |
| Sentara Community Complete (HMO D-SNP) | Sentara Health Plans | T1 | No | $0 | VA |
| HealthSun HealthAdvantage Plan (HMO) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun MediMax (HMO) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun HealthAdvantage Plan (HMO) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun HealthAdvantage Plan (HMO) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun MediSun Plus (HMO D-SNP) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun HealthAdvantage Plus (HMO) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun HealthAdvantage Plus (HMO) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun MediSun Extra (HMO D-SNP) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun HealthAdvantage Plus (HMO) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun VitalCare (HMO C-SNP) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun VitalCare (HMO C-SNP) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun MediSun Full Dual Plus (HMO D-SNP) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| HealthSun MediSun Full Dual Extra (HMO D-SNP) | Healthsun Health Plans, Inc. | T1 | No | $0 | FL |
| Simply Complete (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply More (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Complete (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Level (HMO C-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Level (HMO C-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
Show the next 30 plans
| Simply More (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Level (HMO C-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply More (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Level (HMO C-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Complete (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply More (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply More (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Level (HMO C-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Complete (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply More (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Extra (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Extra Platinum (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply More Platinum (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Complete Platinum (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Level Platinum (HMO C-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Extra Platinum (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Level Platinum (HMO C-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Extra Platinum (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Level Platinum (HMO C-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Extra Platinum (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply More Platinum (HMO) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Complete Platinum (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Level Platinum (HMO C-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Integrated (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Integrated (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Integrated (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Integrated (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Integrated (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Integrated (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
| Simply Integrated (HMO D-SNP) | Simply Healthcare Plans, Inc. | T1 | No | $0 | FL |
Showing top 50 of 100 plans.
Frequently Asked Questions
Is phenytoin 50 MG Chewable Tablet covered by Medicare Part D?
Yes, phenytoin 50 MG Chewable Tablet is covered by 5,052 Medicare Part D plans (100% of all Part D formularies).
What tier is phenytoin 50 MG Chewable Tablet on Medicare Part D plans?
phenytoin 50 MG Chewable Tablet averages Tier 2 across Part D plans, ranging from Tier 1 to Tier 4.
Does phenytoin 50 MG Chewable Tablet require prior authorization?
0% of Part D formularies require prior authorization for phenytoin 50 MG Chewable Tablet. Step therapy: 0%. Quantity limits: 0%.
How much does Medicare spend on phenytoin 50 MG Chewable Tablet?
In 2023, total Medicare Part D spending on phenytoin 50 MG Chewable Tablet was $4,008,684, covering 14,557 beneficiaries. The average spend per beneficiary was $275.38.
Read our methodology - how this data is sourced, computed, and verified.
Nationwide similar Part D drugs
Data-derived peers across the CMS Part D formulary extract: nearest average tier placement and nearest prior-authorization rate. Not therapeutic alternatives or same-generic strengths.
Closest average formulary tier
- amoxicillin 40 MG/ML / clavulanate 5.7 MG/ML Oral Suspension T2
- mefloquine hydrochloride 250 MG Oral Tablet T2
- propafenone hydrochloride 150 MG Oral Tablet T2
- albuterol 0.417 MG/ML Inhalation Solution T2
- {28 (norethindrone 0.35 MG Oral Tablet) } Pack [Orquidea 28 Day] T2
- propranolol hydrochloride 4 MG/ML Oral Solution T2
Similar prior-authorization rate
- metronidazole 10 MG/ML Topical Cream [Noritate] 0% PA
- 24 HR minocycline 40 MG Extended Release Oral Capsule [Emrosi] 0% PA
- buspirone hydrochloride 10 MG Oral Capsule [Bucapsol] 0% PA
- diflunisal 375 MG Oral Tablet [Dolobid] 0% PA
- hydrocortisone 1 MG/ML Oral Solution [Khindivi] 0% PA
- indomethacin 50 MG Rectal Suppository [Indocin] 0% PA