Medicare Part D coverage · C1 · RxCUI 809871

C1 esterase inhibitor (human) 500 UNT Injection [Cinryze]

Per the CMS 2026 Part D formulary file, C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] is covered by 574 Medicare Part D plans (11.4% of enrollable products), averaging Tier 4.1, with prior authorization required on 97.6% of covering formularies.

11.4%
Plan coverage
574
Plans covering
T4.1
Avg tier
97.6%
Prior auth required

Verify with CMS →

Important: Drug coverage and costs vary by plan and location. Verify coverage directly with your Medicare plan before filling a prescription. This is informational data only and should not replace advice from your healthcare provider or pharmacist.

What the CMS Formulary Data Shows for C1 esterase inhibitor (human) 500 UNT Injection [Cinryze]

Per the CMS 2026 Part D formulary file, C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] (RxNorm concept RXCUI 809871, generic name C1) appears on 84 distinct formulary files spanning 574 Medicare Part D plan offerings - 11.4% of enrollable Part D products, selective placement; verify formulary inclusion before enrolling. Tier placement ranges from Tier 1 to Tier 6, with a cross-plan average of Tier 4.1.

Real-world access to C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] depends on utilization management as much as tier placement: 97.6% of covering formularies require prior authorization. 0% require step therapy. 10.7% apply quantity limits.

Historical spending context from the CMS Medicare Part D Drug Spending Dashboard shows 191 Part D beneficiaries filled C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] in 2023, with total plan-and-beneficiary spending of $78,929,250 and an average per-beneficiary annual cost of $413,242.15. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] today.

Coverage Details

Formularies covering
84
Plans covering
574
Coverage rate
11.4%
Tier range
Tier 1 – Tier 6
Average tier
Tier 4, Non-Preferred

Restrictions

Prior authorization required
97.6% of formularies
Step therapy required
0% of formularies
Quantity limits
10.7% of formularies

2023 Medicare Spending

Beneficiaries
191
Total spending
$78,929,250
Avg per beneficiary
$413,242.15

Tier Distribution Across Plans

43 plans
Tier 1, Preferred Generic
2 plans
Tier 2, Generic
7 plans
Tier 4, Non-Preferred
48 plans
Tier 5, Specialty

Standalone Drug Plans (PDP) Covering C1 esterase inhibitor (human) 500 UNT Injection [Cinryze]

9 standalone prescription drug plans include this drug.

Plan Insurer Tier PA ST Premium States
HealthSpring Assurance Rx (PDP) Medco Containment Life AND Medco Containment NY T5 Yes No $0 -
HealthSpring Assurance Rx (PDP) Medco Containment Life AND Medco Containment NY T5 Yes No $0 -
HealthSpring Assurance Rx (PDP) Medco Containment Life AND Medco Containment NY T5 Yes No $0 -
HealthSpring Assurance Rx (PDP) Medco Containment Life AND Medco Containment NY T5 Yes No $0 -
HealthSpring Assurance Rx (PDP) Medco Containment Life AND Medco Containment NY T5 Yes No $0 -
HealthSpring Assurance Rx (PDP) Medco Containment Life AND Medco Containment NY T5 Yes No $0 -
HealthSpring Assurance Rx (PDP) Medco Containment Life AND Medco Containment NY T5 Yes No $0 -
HealthSpring Assurance Rx (PDP) Medco Containment Life AND Medco Containment NY T5 Yes No $0 -
HealthSpring Assurance Rx (PDP) Medco Containment Life AND Medco Containment NY T5 Yes No $0 -

Medicare Advantage Plans (MA-PD) Covering C1 esterase inhibitor (human) 500 UNT Injection [Cinryze]

91 Medicare Advantage plans with Part D drug coverage include this drug.

Plan Insurer Tier PA Premium States
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
Upper Peninsula Health Plan MI Coordinated Health (HMO D-SNP) Upper Peninsula Health Plan, LLC T1 Yes $0 MI
CareSource Dual Advantage (HMO D-SNP) Caresource Georgia Co. T1 Yes $0 GA
HAP CareSource MI Coordinated Health (HMO D-SNP) HAP Caresource T1 Yes $0 MI
NaviCare (HMO D-SNP) Fallon Community Health Plan T1 Yes $0 MA
SeniorCare Complete (HMO D-SNP) South Country Health Alliance T1 Yes $0 MN
AbilityCare (HMO D-SNP) South Country Health Alliance T1 Yes $0 MN
Alameda Alliance Wellness (HMO D-SNP) Alameda Alliance FOR Health T1 Yes $0 CA
Provider Partners Pennsylvania Community Plan (HMO I-SNP) Provider Partners Health Plan OF Pennsylvania, Inc T1 Yes $0 PA
Provider Partners North Carolina Community Plan (HMO I-SNP) Provider Partners Health Plan OF North Carolina T1 Yes $0 NC
Provider Partners Indiana Community Plan (HMO I-SNP) Provider Partners Health Plan OF Indiana T1 Yes $0 IN
Provider Partners Missouri Community Plan (HMO I-SNP) Provider Partners Health Plan OF Missouri, Inc. T1 Yes $0 MO
Community Care's Partnership Program (HMO D-SNP) Community Care Health Plan, Inc. T1 Yes $0 WI
Platino Blindao (HMO D-SNP) Triple S Advantage, Inc. T1 Yes $0 PR
Platino Enlace (HMO D-SNP) Triple S Advantage, Inc. T1 Yes $0 PR
Platino Advance (HMO D-snp) Triple S Advantage, Inc. T1 Yes $0 PR
Platino Plus (HMO D-snp) Triple S Advantage, Inc. T1 Yes $0 PR
Mass General Brigham SCO (HMO D-SNP) Mass General Brigham Health Plan, Inc T1 Yes $0 MA
Show the next 30 plans
Mass General Brigham One Care (HMO D-SNP) Mass General Brigham Health Plan, Inc T1 Yes $0 MA
Longevity Health Plan (HMO I-SNP) Longevity Health Plan OF Florida, Inc. T1 Yes $4.80 FL
Gold Dialysis & Kidney Complete (HMO-POS C-SNP) Gold Kidney OF Florida Inc T1 Yes $4.80 FL
Provider Partners Texas Advantage Plan (HMO I-SNP) Provider Partners Health Plan OF Texas, Inc. T1 Yes $4.80 TX
Longevity Health Plan (HMO I-SNP) Longevity Health Plan OF Michigan, Inc. T1 Yes $8.80 MI
Longevity Health Plan (HMO I-SNP) Longevity Health Plan OF Illinois, Inc. T1 Yes $15.20 IL
Provider Partners Illinois Advantage Plan (HMO I-SNP) Provider Partners Health Plan OF Illinois T1 Yes $15.20 IL
Gold Dialysis & Kidney Complete (HMO-POS C-SNP) Gold Kidney OF Arizona T1 Yes $17.00 AZ
WellSense Added Value (HMO) Boston Medical Center Health Plan, Inc. T1 Yes $21.70 NH
Provider Partners Pennsylvania Advantage Plan (HMO I-SNP) Provider Partners Health Plan OF Pennsylvania, Inc T1 Yes $32.70 PA
Provider Partners Pennsylvania Essential Plan (HMO I-SNP) Provider Partners Health Plan OF Pennsylvania, Inc T1 Yes $32.70 PA
Longevity Health Plan (HMO I-SNP) Longevity Health Plan OF Colorado, Inc. T1 Yes $35.20 CO
Longevity Health Plan (HMO I-SNP) Longevity Health Plan OF North Carolina, Inc. T1 Yes $36.20 NC
Provider Partners North Carolina Advantage Plan (HMO I-SNP) Provider Partners Health Plan OF North Carolina T1 Yes $36.20 NC
Provider Partners North Carolina Essential Plan (HMO I-SNP) Provider Partners Health Plan OF North Carolina T1 Yes $36.20 NC
Provider Partners Indiana Advantage Plan (HMO I-SNP) Provider Partners Health Plan OF Indiana T1 Yes $38.40 IN
Provider Partners Indiana Essential Plan (HMO I-SNP) Provider Partners Health Plan OF Indiana T1 Yes $38.40 IN
Provider Partners Kentucky Advantage Plan (HMO I-SNP) Provider Partners Health Plan OF Kentucky T1 Yes $38.40 KY
Longevity Health Plan (PPO I-SNP) Longevity Health Plan OF NEW Jersey Insurance Comp T1 Yes $40.00 NJ
Provider Partners Missouri Advantage Plan (HMO I-SNP) Provider Partners Health Plan OF Missouri, Inc. T1 Yes $43.00 MO
Provider Partners Missouri Essential Plan (HMO I-SNP) Provider Partners Health Plan OF Missouri, Inc. T1 Yes $43.00 MO
ElderServe Star (HMO I-SNP) Elderserve Health, Inc. T1 Yes $58.80 NY
Longevity Health Plan (HMO I-SNP) Longevity Health Plan OF NEW York, Inc. T1 Yes $58.80 NY
CareAdvantage (HMO D-SNP) SAN Mateo Health Commission T2 Yes $0 CA
CalOptima Health OneCare Complete (HMO D-SNP) Orange County Health Authority T2 Yes $0 CA
PHP (HMO C-snp) Aids Healthcare Foundation T4 Yes $0 CA
VNS Health Total (HMO D-SNP) VNS Choice T4 Yes $0 NY
Leon MediExtra (HMO) Leon Health, Inc. T4 Yes $0 FL
Leon MediDual (HMO D-SNP) Leon Health, Inc. T4 Yes $0 FL
Leon MediMore (HMO) Leon Health, Inc. T4 Yes $0 FL

Showing top 50 of 91 plans.

Frequently Asked Questions

Is C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] covered by Medicare Part D?

Yes, C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] is covered by 574 Medicare Part D plans (11.4% of all Part D formularies).

What tier is C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] on Medicare Part D plans?

C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] averages Tier 4.1 across Part D plans, ranging from Tier 1 to Tier 6.

Does C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] require prior authorization?

97.6% of Part D formularies require prior authorization for C1 esterase inhibitor (human) 500 UNT Injection [Cinryze]. Step therapy: 0%. Quantity limits: 10.7%.

How much does Medicare spend on C1 esterase inhibitor (human) 500 UNT Injection [Cinryze]?

In 2023, total Medicare Part D spending on C1 esterase inhibitor (human) 500 UNT Injection [Cinryze] was $78,929,250, covering 191 beneficiaries. The average spend per beneficiary was $413,242.15.

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.

Data sourced from the Centers for Medicare & Medicaid Services (CMS). See our methodology for details. Retrieved and formatted by PlainMedicare