zonisamide 25 MG Oral Capsule
zonisamide
RxCUI: 403966
What the CMS Formulary Data Shows for zonisamide 25 MG Oral Capsule
Per the CMS 2026 Part D formulary file, zonisamide 25 MG Oral Capsule (RxNorm concept RXCUI 403966, generic name zonisamide) appears on 330 distinct formulary files spanning 5,067 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 1.8.
Real-world access to zonisamide 25 MG Oral Capsule depends on utilization management as much as tier placement: 7.9% 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 69,343 Part D beneficiaries filled zonisamide 25 MG Oral Capsule in 2023, with total plan-and-beneficiary spending of $17,590,911 and an average per-beneficiary annual cost of $253.68. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry zonisamide 25 MG Oral Capsule today.
Coverage Details
- Formularies covering
- 330
- Plans covering
- 5,067
- Coverage rate
- 100%
- Tier range
- Tier 1 – Tier 4
- Average tier
- Tier 2, Generic
Restrictions
- Prior authorization required
- 7.9% of formularies
- Step therapy required
- 0% of formularies
- Quantity limits
- 0% of formularies
2023 Medicare Spending
- Beneficiaries
- 69,343
- Total spending
- $17,590,911
- Avg per beneficiary
- $253.68
Tier Distribution Across Plans
Medicare Advantage Plans (MA-PD) Covering zonisamide 25 MG Oral Capsule
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 |
| Freedom VIP Care (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom VIP Savings (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom VIP Savings (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom VIP Rewards (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom VIP Rewards (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Optimum Diamond Rewards (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Diamond Savings (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Diamond Rewards (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Diamond (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Freedom Medi-Medi Partial (HMO D-SNP) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Medi-Medi Full (HMO D-SNP) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Optimum Emerald Partial (HMO D-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Emerald Full (HMO D-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Freedom Medicare Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Medicare Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom VIP Savings COPD (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom VIP Savings COPD (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Máximo (HMO-POS) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Freedom Máximo (HMO-POS) | FREEDOM HEALTH, INC. | T1 | No | $0 | FL |
| Optimum Gold Rewards Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Platinum Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Gold Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Gold Rewards Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Gold Rewards Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Diamond Rewards COPD (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Diamond Savings COPD (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Gold Plus Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Optimum Diamond Rewards COPD (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | No | $0 | FL |
| Florida Complete Care-Duals VIP (HMO-POS D-SNP) | HPMP OF FLORIDA, INC. | T1 | No | $0 | FL |
| ElderServe MAP (HMO D-SNP) | ELDERSERVE HEALTH, INC. | T1 | Yes | $0 | NY |
| Cooperative Advantage (HMO D-SNP) | GROUP HEALTH COOPERATIVE OF EAU CLAIRE | T1 | Yes | $0 | WI |
| Longevity Health Plan (PPO I-SNP) | LONGEVITY HEALTH PLAN OF NEW JERSEY INSURANCE COMP | T1 | Yes | $0 | NJ |
| Mercy Care Advantage (HMO D-SNP) | MERCY CARE | T1 | No | $0 | AZ |
| Mercy Care Advantage (HMO D-SNP) | MERCY CARE | T1 | No | $0 | AZ |
| Mercy Care Advantage (HMO D-SNP) | MERCY CARE | T1 | No | $0 | AZ |
| Elderplan Plus Long-Term Care (HMO-POS D-SNP) | ELDERPLAN, INC. | T1 | No | $0 | NY |
| Health Choice Pathway (HMO D-SNP) | HEALTH CHOICE ARIZONA, INC. | T1 | No | $0 | AZ |
Frequently Asked Questions
Is zonisamide 25 MG Oral Capsule covered by Medicare Part D?
Yes, zonisamide 25 MG Oral Capsule is covered by 5,067 Medicare Part D plans (100% of all Part D formularies).
What tier is zonisamide 25 MG Oral Capsule on Medicare Part D plans?
zonisamide 25 MG Oral Capsule averages Tier 1.8 across Part D plans, ranging from Tier 1 to Tier 4.
Does zonisamide 25 MG Oral Capsule require prior authorization?
7.9% of Part D formularies require prior authorization for zonisamide 25 MG Oral Capsule. Step therapy: 0%. Quantity limits: 0%.
How much does Medicare spend on zonisamide 25 MG Oral Capsule?
In 2023, total Medicare Part D spending on zonisamide 25 MG Oral Capsule was $17,590,911, covering 69,343 beneficiaries. The average spend per beneficiary was $253.68.
Read our methodology - how this data is sourced, computed, and verified.