24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim]
diltiazem hydrochloride
RxCUI: 1091635
What the CMS Formulary Data Shows for 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim]
Per the CMS 2026 Part D formulary file, 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim] (RxNorm concept RXCUI 1091635, generic name diltiazem hydrochloride) appears on 133 distinct formulary files spanning 2,962 Medicare Part D plan offerings - 58.5% of enrollable Part D products, mid-range placement; shopping across contracts changes access. Tier placement ranges from Tier 1 to Tier 6, with a cross-plan average of Tier 2.4.
Real-world access to 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim] depends on utilization management as much as tier placement: 0% of covering formularies require prior authorization. 0% require step therapy. 0% apply quantity limits.
Medicare Part D spending dashboard figures are not published for this drug. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim] today.
Coverage Details
- Formularies covering
- 133
- Plans covering
- 2,962
- Coverage rate
- 58.5%
- Tier range
- Tier 1 – Tier 6
- Average tier
- Tier 2, Generic
Restrictions
- Prior authorization required
- 0% of formularies
- Step therapy required
- 0% of formularies
- Quantity limits
- 0% of formularies
Tier Distribution Across Plans
Standalone Drug Plans (PDP) Covering 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim]
2 standalone prescription drug plans include this drug.
| Plan | Insurer | Tier | PA | ST | Premium | States |
|---|---|---|---|---|---|---|
| AARP Medicare Rx Preferred from UHC (PDP) | UNITEDHEALTHCARE INS. CO. & UHC INS. CO. OF NY | T2 | No | No | $0 | - |
| AARP Medicare Rx Preferred from UHC (PDP) | UNITEDHEALTHCARE INS. CO. & UHC INS. CO. OF NY | T2 | No | No | $0 | - |
Medicare Advantage Plans (MA-PD) Covering 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim]
98 Medicare Advantage plans with Part D drug coverage include this drug.
| Plan | Insurer | Tier | PA | Premium | States |
|---|---|---|---|---|---|
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH OF OHIO INC. | T1 | No | $0 | OH |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH OF OHIO INC. | T1 | No | $0 | OH |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH OF OHIO INC. | T1 | No | $0 | OH |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH OF OHIO INC. | T1 | No | $0 | OH |
| Aetna Medicare Chronic Care (PPO C-SNP) | SILVERSCRIPT INSURANCE COMPANY | T1 | No | $0 | GA |
| Aetna Medicare Chronic Care (HMO C-SNP) | COVENTRY HEALTH CARE OF MISSOURI, INC. | T1 | No | $0 | KS, MO |
| Aetna Medicare Chronic Care (HMO C-SNP) | COVENTRY HEALTH CARE OF MISSOURI, INC. | T1 | No | $0 | IL |
| Aetna Medicare Chronic Care (HMO C-SNP) | COVENTRY HEALTH CARE OF MISSOURI, INC. | T1 | No | $0 | MO |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA BETTER HEALTH INC. (GA) | T1 | No | $0 | NC |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA BETTER HEALTH INC. (GA) | T1 | No | $0 | SC |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH OF MICHIGAN INC. | T1 | No | $0 | MI |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA BETTER HEALTH, INC. (LA) | T1 | No | $0 | LA |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH INC. (NY) | T1 | No | $0 | NY |
| Aetna Medicare Prime Chronic Care (HMO C-SNP) | AETNA HEALTH INC. (PA) | T1 | No | $0 | AZ |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH INC. (PA) | T1 | No | $0 | NV |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH INC. (PA) | T1 | No | $0 | PA |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH INC. (PA) | T1 | No | $0 | DE |
| Aetna Medicare Prime Chronic Care (HMO C-SNP) | AETNA HEALTH INC. (TX) | T1 | No | $0 | TX |
| Aetna Medicare Prime Chronic Care (HMO C-SNP) | AETNA HEALTH INC. (TX) | T1 | No | $0 | TX |
| Aetna Medicare Chronic Care (HMO C-SNP) | AETNA HEALTH INC. (GA) | T1 | No | $0 | GA |
| 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 |
| ElderServe MAP (HMO D-SNP) | ELDERSERVE HEALTH, INC. | T1 | No | $0 | NY |
| Cooperative Advantage (HMO D-SNP) | GROUP HEALTH COOPERATIVE OF EAU CLAIRE | T1 | No | $0 | WI |
| Longevity Health Plan (PPO I-SNP) | LONGEVITY HEALTH PLAN OF NEW JERSEY INSURANCE COMP | T1 | No | $0 | NJ |
| Upper Peninsula Health Plan MI Coordinated Health (HMO D-SNP) | UPPER PENINSULA HEALTH PLAN, LLC | T1 | No | $0 | MI |
| CareSource Dual Advantage (HMO D-SNP) | CARESOURCE GEORGIA CO. | T1 | No | $0 | GA |
| HAP CareSource MI Coordinated Health (HMO D-SNP) | HAP CARESOURCE | T1 | No | $0 | MI |
| CareAdvantage (HMO D-SNP) | SAN MATEO HEALTH COMMISSION | T1 | No | $0 | CA |
| Gold Coast Health Plan Total Care Advantage (HMO D-SNP) | Ventura County Medi-Cal Managed Care Commission | T1 | No | $0 | CA |
| Allina Health Aetna Medicare Chronic (PPO C-SNP) | ALLINA HEALTH AND AETNA INSURANCE COMPANY | T1 | No | $0 | MN |
| Blue Cross Medicare Advantage Dual Care Plus (HMO D-SNP) | Health Care Service Corporation | T1 | No | $0 | NM |
| Blue Cross MA Dual Care Plus Preferred (PPO D-SNP) | Health Care Service Corporation | T1 | No | $0 | NM |
| SecureBlue (HMO D-SNP) | HMO Minnesota | T1 | No | $0 | MN |
| NaviCare (HMO D-SNP) | FALLON COMMUNITY HEALTH PLAN | T1 | No | $0 | MA |
| Hamaspik Medicare Choice (HMO D-SNP) | HAMASPIK, INC. | T1 | No | $0 | NY |
| PHP (HMO C-SNP) | AIDS HEALTHCARE FOUNDATION | T1 | No | $0 | CA |
| VNS Health Total (HMO D-SNP) | VNS CHOICE | T1 | No | $0 | NY |
| Mass General Brigham SCO (HMO D-SNP) | MASS GENERAL BRIGHAM HEALTH PLAN, INC | T1 | No | $0 | MA |
| Mass General Brigham One Care (HMO D-SNP) | MASS GENERAL BRIGHAM HEALTH PLAN, INC | T1 | No | $0 | MA |
| Tufts Health One Care (HMO D-SNP) | TUFTS HEALTH PUBLIC PLANS, INC. | T1 | No | $0 | MA |
| Tufts Health One Care CW (HMO D-SNP) | TUFTS HEALTH PUBLIC PLANS, INC. | T1 | No | $0 | MA |
| Tufts Health Plan Senior Care Options (HMO D-SNP) | TUFTS ASSOCIATED HEALTH MAINTENANCE ORGANIZATION | T1 | No | $0 | MA |
| Tufts Health Plan Senior Care Options CW (HMO D-SNP) | TUFTS ASSOCIATED HEALTH MAINTENANCE ORGANIZATION | T1 | No | $0 | MA |
| Aetna Medicare Prime Chronic Total (HMO C-SNP) | AETNA HEALTH INC. (TX) | T1 | No | $3.90 | TX |
| Longevity Health Plan (HMO I-SNP) | LONGEVITY HEALTH PLAN OF FLORIDA, INC. | T1 | No | $4.80 | FL |
| Blue Cross Medicare Advantage Dual Care Plus (HMO D-SNP) | HCSC INSURANCE SERVICES COMPANY | T1 | No | $4.80 | TX |
| Gold Dialysis & Kidney Complete (HMO-POS C-SNP) | GOLD KIDNEY OF FLORIDA INC | T1 | No | $4.80 | FL |
| Blue Cross Medicare Advantage Dual Care Plus (HMO D-SNP) | GHS INSURANCE COMPANY | T1 | No | $5.00 | OK |
| Aetna Medicare Chronic Care Total (HMO C-SNP) | AETNA HEALTH INC. (PA) | T1 | No | $7.40 | DE |
Frequently Asked Questions
Is 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim] covered by Medicare Part D?
Yes, 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim] is covered by 2,962 Medicare Part D plans (58.5% of all Part D formularies).
What tier is 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim] on Medicare Part D plans?
24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim] averages Tier 2.4 across Part D plans, ranging from Tier 1 to Tier 6.
Does 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim] require prior authorization?
0% of Part D formularies require prior authorization for 24 HR diltiazem hydrochloride 300 MG Extended Release Oral Tablet [Matzim]. Step therapy: 0%. Quantity limits: 0%.
Read our methodology - how this data is sourced, computed, and verified.