Medicare Part D coverage · carbamazepine · RxCUI 308973
carbamazepine 100 MG Chewable Tablet
Per the CMS 2026 Part D formulary file, carbamazepine 100 MG Chewable Tablet is covered by 5,052 Medicare Part D plans (100% of enrollable products), averaging Tier 2.1, with prior authorization required on 0% of covering formularies.
- 100%
- Plan coverage
- 5,052
- Plans covering
- T2.1
- Avg tier
- 0%
- Prior auth required
What the CMS Formulary Data Shows for carbamazepine 100 MG Chewable Tablet
Per the CMS 2026 Part D formulary file, carbamazepine 100 MG Chewable Tablet (RxNorm concept RXCUI 308973, generic name carbamazepine) 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 2.1.
Real-world access to carbamazepine 100 MG Chewable Tablet depends on utilization management as much as tier placement: 0% of covering formularies require prior authorization. 0% require step therapy. 0.6% apply quantity limits.
Historical spending context from the CMS Medicare Part D Drug Spending Dashboard shows 135,324 Part D beneficiaries filled carbamazepine 100 MG Chewable Tablet in 2023, with total plan-and-beneficiary spending of $52,182,713 and an average per-beneficiary annual cost of $385.61. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry carbamazepine 100 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
- 0.6% of formularies
2023 Medicare Spending
- Beneficiaries
- 135,324
- Total spending
- $52,182,713
- Avg per beneficiary
- $385.61
Tier Distribution Across Plans
Medicare Advantage Plans (MA-PD) Covering carbamazepine 100 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 |
| 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 |
Show the next 30 plans
| 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 |
| 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 |
Showing top 50 of 100 plans.
Frequently Asked Questions
Is carbamazepine 100 MG Chewable Tablet covered by Medicare Part D?
Yes, carbamazepine 100 MG Chewable Tablet is covered by 5,052 Medicare Part D plans (100% of all Part D formularies).
What tier is carbamazepine 100 MG Chewable Tablet on Medicare Part D plans?
carbamazepine 100 MG Chewable Tablet averages Tier 2.1 across Part D plans, ranging from Tier 1 to Tier 4.
Does carbamazepine 100 MG Chewable Tablet require prior authorization?
0% of Part D formularies require prior authorization for carbamazepine 100 MG Chewable Tablet. Step therapy: 0%. Quantity limits: 0.6%.
How much does Medicare spend on carbamazepine 100 MG Chewable Tablet?
In 2023, total Medicare Part D spending on carbamazepine 100 MG Chewable Tablet was $52,182,713, covering 135,324 beneficiaries. The average spend per beneficiary was $385.61.
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
- 24 HR divalproex sodium 250 MG Extended Release Oral Tablet T2.1
- methylphenidate hydrochloride 10 MG Oral Tablet T2.1
- theophylline 400 MG Extended Release Oral Tablet T2.1
- 1 ML medroxyprogesterone acetate 150 MG/ML Prefilled Syringe T2.1
- silver sulfadiazine 10 MG/ML Topical Cream [SSD] T2.1
- azithromycin 20 MG/ML Oral Suspension T2.1
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