chlorzoxazone 500 MG Oral Tablet
chlorzoxazone
RxCUI: 197502
What the CMS Formulary Data Shows for chlorzoxazone 500 MG Oral Tablet
Per the CMS 2026 Part D formulary file, chlorzoxazone 500 MG Oral Tablet (RxNorm concept RXCUI 197502, generic name chlorzoxazone) appears on 72 distinct formulary files spanning 1,820 Medicare Part D plan offerings - 35.9% of enrollable Part D products, selective placement; verify formulary inclusion before enrolling. Tier placement ranges from Tier 1 to Tier 4, with a cross-plan average of Tier 1.9.
Real-world access to chlorzoxazone 500 MG Oral Tablet depends on utilization management as much as tier placement: 52.8% of covering formularies require prior authorization. 0% require step therapy. 62.5% apply quantity limits.
Historical spending context from the CMS Medicare Part D Drug Spending Dashboard shows 18,123 Part D beneficiaries filled chlorzoxazone 500 MG Oral Tablet in 2023, with total plan-and-beneficiary spending of $13,324,159 and an average per-beneficiary annual cost of $735.21. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry chlorzoxazone 500 MG Oral Tablet today.
Coverage Details
- Formularies covering
- 72
- Plans covering
- 1,820
- Coverage rate
- 35.9%
- Tier range
- Tier 1 – Tier 4
- Average tier
- Tier 2, Generic
Restrictions
- Prior authorization required
- 52.8% of formularies
- Step therapy required
- 0% of formularies
- Quantity limits
- 62.5% of formularies
2023 Medicare Spending
- Beneficiaries
- 18,123
- Total spending
- $13,324,159
- Avg per beneficiary
- $735.21
Tier Distribution Across Plans
Medicare Advantage Plans (MA-PD) Covering chlorzoxazone 500 MG Oral 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 | Yes | $0 | FL |
| Freedom VIP Savings (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom VIP Savings (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom VIP Rewards (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom VIP Rewards (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Optimum Diamond Rewards (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Diamond Savings (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Diamond Rewards (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Diamond (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Freedom Medi-Medi Partial (HMO D-SNP) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Medi-Medi Full (HMO D-SNP) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Optimum Emerald Partial (HMO D-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Emerald Full (HMO D-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Freedom Medicare Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Medicare Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom VIP Savings COPD (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom VIP Savings COPD (HMO C-SNP) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Platinum Rewards Plan Rx (HMO) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Máximo (HMO-POS) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Freedom Máximo (HMO-POS) | FREEDOM HEALTH, INC. | T1 | Yes | $0 | FL |
| Optimum Gold Rewards Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Platinum Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Gold Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Gold Rewards Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Gold Rewards Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Diamond Rewards COPD (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Diamond Savings COPD (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Gold Plus Plan (HMO) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| Optimum Diamond Rewards COPD (HMO C-SNP) | OPTIMUM HEALTHCARE, INC. | T1 | Yes | $0 | FL |
| PruittHealth Premier D-SNP (HMO D-SNP) | PRUITTHEALTH PREMIER, INC. | T1 | Yes | $0 | GA |
| Simpra Advantage Dual Care (PPO D-SNP) | SIMPRA ADVANTAGE, INC. | T1 | No | $0 | AL |
| CareAdvantage (HMO D-SNP) | SAN MATEO HEALTH COMMISSION | T1 | No | $0 | CA |
| DrMax (HMO) | DOCTORS HEALTHCARE PLANS, INC. | T1 | No | $0 | FL |
| DrExtraCare (HMO C-SNP) | DOCTORS HEALTHCARE PLANS, INC. | T1 | No | $0 | FL |
| DrSelect (HMO) | DOCTORS HEALTHCARE PLANS, INC. | T1 | No | $0 | FL |
| DrSelect-CFL (HMO) | DOCTORS HEALTHCARE PLANS, INC. | T1 | No | $0 | FL |
| DrPlatinum-CFL (HMO D-SNP) | DOCTORS HEALTHCARE PLANS, INC. | T1 | No | $0 | FL |
| DrTotalCare-CFL (HMO C-SNP) | DOCTORS HEALTHCARE PLANS, INC. | T1 | No | $0 | FL |
Frequently Asked Questions
Is chlorzoxazone 500 MG Oral Tablet covered by Medicare Part D?
Yes, chlorzoxazone 500 MG Oral Tablet is covered by 1,820 Medicare Part D plans (35.9% of all Part D formularies).
What tier is chlorzoxazone 500 MG Oral Tablet on Medicare Part D plans?
chlorzoxazone 500 MG Oral Tablet averages Tier 1.9 across Part D plans, ranging from Tier 1 to Tier 4.
Does chlorzoxazone 500 MG Oral Tablet require prior authorization?
52.8% of Part D formularies require prior authorization for chlorzoxazone 500 MG Oral Tablet. Step therapy: 0%. Quantity limits: 62.5%.
How much does Medicare spend on chlorzoxazone 500 MG Oral Tablet?
In 2023, total Medicare Part D spending on chlorzoxazone 500 MG Oral Tablet was $13,324,159, covering 18,123 beneficiaries. The average spend per beneficiary was $735.21.
Read our methodology - how this data is sourced, computed, and verified.