Medicare Part D Drug Coverage List

According to the Centers for Medicare & Medicaid Services (CMS) 2026 Part D formulary data, this list covers 6,046 drugs across Medicare Part D plans, sorted by how broadly each is covered. Under the Inflation Reduction Act, Part D out-of-pocket costs are capped at $2,000 a year in 2026; see our methodology for how coverage breadth is calculated.

Coverage varies by plan and geography. Verify drug coverage with your specific plan before making decisions.

Overview Browse Drugs Part D Plans Rankings

Drug Name	Plans Covering	Coverage %	Avg Tier	PA %	2023 Benes
silver sulfadiazine 10 MG/ML Topical Cream [Silvadene] silver sulfadiazine	3	0.1%	T1	0%	251,600
insulin glargine-yfgn 100 UNT/ML Injectable Solution [Semglee] insulin glargine-yfgn	3	0.1%	T2	0%	122,201
everolimus 0.5 MG Oral Tablet [Zortress] everolimus	3	0.1%	T2	100%	6,726
everolimus 0.75 MG Oral Tablet [Zortress] everolimus	3	0.1%	T2	100%	6,726
everolimus 0.25 MG Oral Tablet [Zortress] everolimus	3	0.1%	T2	100%	6,726
everolimus 1 MG Oral Tablet [Zortress] everolimus	3	0.1%	T2	100%	6,726
ciprofloxacin 50 MG/ML Oral Suspension [Cipro] ciprofloxacin	3	0.1%	T3	0%	1,810
amylase 15125 UNT / lipase 4000 UNT / protease 14375 UNT Delayed Release Oral Capsule [Pertzye] amylase	3	0.1%	T3	50%	320
amylase 30250 UNT / lipase 8000 UNT / protease 28750 UNT Delayed Release Oral Capsule [Pertzye] amylase	3	0.1%	T3	50%	320
amylase 60500 UNT / lipase 16000 UNT / protease 57500 UNT Delayed Release Oral Capsule [Pertzye] amylase	3	0.1%	T4	50%	320
amylase 90750 UNT / lipase 24000 UNT / protease 86250 UNT Delayed Release Oral Capsule [Pertzye] amylase	3	0.1%	T4	50%	320
21 DAY ethinyl estradiol 0.000625 MG/HR / etonogestrel 0.005 MG/HR Vaginal System [NuvaRing]	3	0.1%	T2	0%	164
acetaminophen 65 MG/ML / oxycodone hydrochloride 1 MG/ML Oral Solution acetaminophen	3	0.1%	T2	0%	156
{21 (drospirenone 3 MG / ethinyl estradiol 0.03 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack [Yasmin 28 Day] drospirenone	3	0.1%	T1	0%	-
{24 (drospirenone 3 MG / ethinyl estradiol 0.02 MG Oral Tablet) / 4 (inert ingredients 1 MG Oral Tablet) } Pack [Yaz 28 Day] drospirenone	3	0.1%	T1	0%	-
3 ML insulin glargine-yfgn 100 UNT/ML Pen Injector [Semglee] insulin glargine-yfgn	3	0.1%	T2	0%	-
atorvastatin 10 MG Oral Tablet [Lipitor] atorvastatin	2	0%	T1	0%	16,778,185
atorvastatin 20 MG Oral Tablet [Lipitor] atorvastatin	2	0%	T1	0%	16,778,185
atorvastatin 40 MG Oral Tablet [Lipitor] atorvastatin	2	0%	T1	0%	16,778,185
atorvastatin 80 MG Oral Tablet [Lipitor] atorvastatin	2	0%	T1	0%	16,778,185
amlodipine 2.5 MG Oral Tablet [Norvasc] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG Oral Tablet [Norvasc] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG Oral Tablet [Norvasc] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG / valsartan 160 MG Oral Tablet [Exforge] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG / valsartan 160 MG Oral Tablet [Exforge] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG / valsartan 320 MG Oral Tablet [Exforge] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG / valsartan 320 MG Oral Tablet [Exforge] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG / hydrochlorothiazide 12.5 MG / valsartan 160 MG Oral Tablet [Exforge HCT] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG / hydrochlorothiazide 25 MG / valsartan 160 MG Oral Tablet [Exforge HCT] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG / hydrochlorothiazide 12.5 MG / valsartan 160 MG Oral Tablet [Exforge HCT] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG / hydrochlorothiazide 25 MG / valsartan 160 MG Oral Tablet [Exforge HCT] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG / hydrochlorothiazide 25 MG / valsartan 320 MG Oral Tablet [Exforge HCT] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG / olmesartan medoxomil 20 MG Oral Tablet [Azor] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG / olmesartan medoxomil 20 MG Oral Tablet [Azor] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG / olmesartan medoxomil 40 MG Oral Tablet [Azor] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG / olmesartan medoxomil 40 MG Oral Tablet [Azor] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG / hydrochlorothiazide 12.5 MG / olmesartan medoxomil 20 MG Oral Tablet [Tribenzor] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG / hydrochlorothiazide 12.5 MG / olmesartan medoxomil 40 MG Oral Tablet [Tribenzor] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 5 MG / hydrochlorothiazide 25 MG / olmesartan medoxomil 40 MG Oral Tablet [Tribenzor] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG / hydrochlorothiazide 12.5 MG / olmesartan medoxomil 40 MG Oral Tablet [Tribenzor] amlodipine	2	0%	T1	0%	11,575,402
amlodipine 10 MG / hydrochlorothiazide 25 MG / olmesartan medoxomil 40 MG Oral Tablet [Tribenzor] amlodipine	2	0%	T1	0%	11,575,402
lisinopril 2.5 MG Oral Tablet [Zestril] lisinopril	2	0%	T1	0%	8,750,470
lisinopril 5 MG Oral Tablet [Zestril] lisinopril	2	0%	T1	0%	8,750,470
lisinopril 10 MG Oral Tablet [Zestril] lisinopril	2	0%	T1	0%	8,750,470
lisinopril 20 MG Oral Tablet [Zestril] lisinopril	2	0%	T1	0%	8,750,470
lisinopril 30 MG Oral Tablet [Zestril] lisinopril	2	0%	T1	0%	8,750,470
lisinopril 40 MG Oral Tablet [Zestril] lisinopril	2	0%	T1	0%	8,750,470
losartan potassium 25 MG Oral Tablet [Cozaar] losartan potassium	2	0%	T1	0%	8,190,862
losartan potassium 50 MG Oral Tablet [Cozaar] losartan potassium	2	0%	T1	0%	8,190,862
losartan potassium 100 MG Oral Tablet [Cozaar] losartan potassium	2	0%	T1	0%	8,190,862
gabapentin 800 MG Oral Tablet [Neurontin] gabapentin	2	0%	T1	0%	7,553,448
gabapentin 600 MG Oral Tablet [Neurontin] gabapentin	2	0%	T1	0%	7,553,448
gabapentin 100 MG Oral Capsule [Neurontin] gabapentin	2	0%	T1	0%	7,553,448
gabapentin 300 MG Oral Capsule [Neurontin] gabapentin	2	0%	T1	0%	7,553,448
gabapentin 400 MG Oral Capsule [Neurontin] gabapentin	2	0%	T1	0%	7,553,448
gabapentin 50 MG/ML Oral Solution [Neurontin] gabapentin	2	0%	T1	0%	7,553,448
rosuvastatin calcium 5 MG Oral Tablet [Crestor] rosuvastatin calcium	2	0%	T1	0%	6,945,233
rosuvastatin calcium 10 MG Oral Tablet [Crestor] rosuvastatin calcium	2	0%	T1	0%	6,945,233
rosuvastatin calcium 20 MG Oral Tablet [Crestor] rosuvastatin calcium	2	0%	T1	0%	6,945,233
rosuvastatin calcium 40 MG Oral Tablet [Crestor] rosuvastatin calcium	2	0%	T1	0%	6,945,233
pantoprazole 40 MG Delayed Release Oral Tablet [Protonix] pantoprazole	2	0%	T1	0%	6,191,845
pantoprazole 20 MG Delayed Release Oral Tablet [Protonix] pantoprazole	2	0%	T1	0%	6,191,845
azithromycin 500 MG Oral Tablet [Zithromax] azithromycin	2	0%	T1	0%	5,970,026
azithromycin 20 MG/ML Oral Suspension [Zithromax] azithromycin	2	0%	T1	0%	5,970,026
azithromycin 40 MG/ML Oral Suspension [Zithromax] azithromycin	2	0%	T1	0%	5,970,026
azithromycin 250 MG Oral Tablet [Zithromax] azithromycin	2	0%	T1	0%	5,970,026
furosemide 40 MG Oral Tablet [Lasix] furosemide	2	0%	T1	0%	5,640,922
furosemide 80 MG Oral Tablet [Lasix] furosemide	2	0%	T1	0%	5,640,922
furosemide 20 MG Oral Tablet [Lasix] furosemide	2	0%	T1	0%	5,640,922
hydrochlorothiazide 12.5 MG / irbesartan 150 MG Oral Tablet [Avalide] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / irbesartan 300 MG Oral Tablet [Avalide] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / valsartan 80 MG Oral Tablet [Diovan HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / valsartan 160 MG Oral Tablet [Diovan HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 25 MG / valsartan 160 MG Oral Tablet [Diovan HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / valsartan 320 MG Oral Tablet [Diovan HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 25 MG / valsartan 320 MG Oral Tablet [Diovan HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 25 MG / telmisartan 80 MG Oral Tablet [Micardis-HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / telmisartan 40 MG Oral Tablet [Micardis-HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / telmisartan 80 MG Oral Tablet [Micardis-HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / olmesartan medoxomil 20 MG Oral Tablet [Benicar HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / olmesartan medoxomil 40 MG Oral Tablet [Benicar HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 25 MG / olmesartan medoxomil 40 MG Oral Tablet [Benicar HCT] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / lisinopril 10 MG Oral Tablet [Zestoretic] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / lisinopril 20 MG Oral Tablet [Zestoretic] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 25 MG / lisinopril 20 MG Oral Tablet [Zestoretic] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / losartan potassium 50 MG Oral Tablet [Hyzaar] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 12.5 MG / losartan potassium 100 MG Oral Tablet [Hyzaar] hydrochlorothiazide	2	0%	T1	0%	4,902,174
hydrochlorothiazide 25 MG / losartan potassium 100 MG Oral Tablet [Hyzaar] hydrochlorothiazide	2	0%	T1	0%	4,902,174
doxycycline anhydrous 40 MG Delayed Release Oral Capsule [Oracea] doxycycline anhydrous	2	0%	T1	0%	4,121,486
simvastatin 10 MG Oral Tablet [Zocor] simvastatin	2	0%	T1	0%	3,917,152
simvastatin 20 MG Oral Tablet [Zocor] simvastatin	2	0%	T1	0%	3,917,152
simvastatin 40 MG Oral Tablet [Zocor] simvastatin	2	0%	T1	0%	3,917,152
metoprolol tartrate 50 MG Oral Tablet [Lopressor] metoprolol tartrate	2	0%	T1	0%	3,916,109
metoprolol tartrate 100 MG Oral Tablet [Lopressor] metoprolol tartrate	2	0%	T1	0%	3,916,109
clopidogrel 75 MG Oral Tablet [Plavix] clopidogrel	2	0%	T1	0%	3,259,636
diclofenac sodium 50 MG / misoprostol 0.2 MG Delayed Release Oral Tablet [Arthrotec] diclofenac sodium	2	0%	T1	0%	3,196,668
diclofenac sodium 75 MG / misoprostol 0.2 MG Delayed Release Oral Tablet [Arthrotec] diclofenac sodium	2	0%	T1	0%	3,196,668
sulfamethoxazole 400 MG / trimethoprim 80 MG Oral Tablet [Bactrim] sulfamethoxazole	2	0%	T1	0%	3,086,523
sulfamethoxazole 800 MG / trimethoprim 160 MG Oral Tablet [Bactrim] sulfamethoxazole	2	0%	T1	0%	3,086,523
montelukast 4 MG Chewable Tablet [Singulair] montelukast	2	0%	T1	0%	3,063,882

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Source: CMS Quarterly Prescription Drug Plan Formulary PUF 2026. 6,046 drugs with RXCUI identifiers from NLM RxNorm. Coverage percentages based on 0 active Part D plans.

Compiled by Plainmedicare Editorial, Health Insurance Editorial Team