Medicare Part D coverage · nitisinone · RxCUI 1790317

nitisinone 4 MG/ML Oral Suspension [Orfadin]

Per the CMS 2026 Part D formulary file, nitisinone 4 MG/ML Oral Suspension [Orfadin] is covered by 480 Medicare Part D plans (9.5% of enrollable products), averaging Tier 4.2, with prior authorization required on 66.7% of covering formularies.

9.5%
Plan coverage
480
Plans covering
T4.2
Avg tier
66.7%
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 nitisinone 4 MG/ML Oral Suspension [Orfadin]

Per the CMS 2026 Part D formulary file, nitisinone 4 MG/ML Oral Suspension [Orfadin] (RxNorm concept RXCUI 1790317, generic name nitisinone) appears on 111 distinct formulary files spanning 480 Medicare Part D plan offerings - 9.5% 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 4.2.

Real-world access to nitisinone 4 MG/ML Oral Suspension [Orfadin] depends on utilization management as much as tier placement: 66.7% of covering formularies require prior authorization. 0% require step therapy. 1.8% 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 nitisinone 4 MG/ML Oral Suspension [Orfadin] today.

Coverage Details

Formularies covering
111
Plans covering
480
Coverage rate
9.5%
Tier range
Tier 1 – Tier 6
Average tier
Tier 4, Non-Preferred

Restrictions

Prior authorization required
66.7% of formularies
Step therapy required
0% of formularies
Quantity limits
1.8% of formularies

Tier Distribution Across Plans

44 plans
Tier 1, Preferred Generic
3 plans
Tier 4, Non-Preferred
53 plans
Tier 5, Specialty

Medicare Advantage Plans (MA-PD) Covering nitisinone 4 MG/ML Oral Suspension [Orfadin]

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

Plan Insurer Tier PA Premium States
Gold Coast Health Plan Total Care Advantage (HMO D-SNP) Ventura County Medi-Cal Managed Care Commission T1 No $0 CA
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
Horizon NJ TotalCare (HMO D-SNP) Horizon Healthcare OF NEW Jersey, Inc. T1 No $0 NJ
SecureBlue (HMO D-SNP) HMO Minnesota T1 No $0 MN
Hamaspik Medicare Choice (HMO D-SNP) Hamaspik, Inc. T1 No $0 NY
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
Elevate Medicare Choice (HMO D-SNP) Denver Health Medical Plan, Inc. T1 Yes $0 CO
AllCare Advantage Redwood Rx (HMO D-SNP) Allcare Health Plan, Inc. T1 Yes $0 OR
PrimeWest Senior Health Complete (HMO D-SNP) Primewest Rural MN Health Care Access Initiative T1 Yes $0 MN
Prime Health Complete (HMO D-SNP) Primewest Rural MN Health Care Access Initiative T1 Yes $0 MN
Alterwood Advantage Dual Secure (HMO D-SNP) Alterwood Advantage, Inc. T1 Yes $0 MD
Nascentia Dual Advantage (HMO D-SNP) Visiting Nurse Association OF Central NEW York T1 Yes $0 NY
Abilis Health Community (HMO I-SNP) Signature Advantage, LLC T1 Yes $0 KY, TN
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
Show the next 30 plans
Mass General Brigham SCO (HMO D-SNP) Mass General Brigham Health Plan, Inc T1 Yes $0 MA
Mass General Brigham One Care (HMO D-SNP) Mass General Brigham Health Plan, Inc T1 Yes $0 MA
Highmark Wholecare Medicare Assured Diamond (HMO D-SNP) Gateway Health Plan, Inc. T1 Yes $0 PA
Highmark Wholecare Medicare Assured Diamond (HMO D-SNP) Gateway Health Plan, Inc. T1 Yes $0 PA
Highmark Health Options Duals (HMO D-SNP) Highmark Health Options West Virginia Inc. T1 Yes $0 WV
Highmark Health Options Duals (HMO D-SNP) Highmark Bcbsd, Inc. T1 Yes $0 DE
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 Yes $4.80 FL
Texas Independence Health Plan, Inc. (HMO I-SNP) Texas Independence Health Plan, Inc. T1 Yes $4.80 TX
Texas Independence Community Plan (HMO I-SNP) Texas Independence Health Plan, Inc. T1 Yes $4.80 TX
Blue Cross Medicare Advantage Dual Care Plus (HMO D-SNP) GHS Insurance Company T1 No $5.00 OK
ATRIO Special Needs Plan (HMO D-SNP) Atrio Health Plans T1 Yes $10.50 OR
ATRIO Special Needs Plan (HMO D-SNP) Atrio Health Plans T1 Yes $10.50 OR
Highmark Wholecare Medicare Assured Ruby (HMO D-SNP) Gateway Health Plan, Inc. T1 Yes $13.10 PA
Gold Dialysis & Kidney Complete (HMO-POS C-SNP) Gold Kidney OF Arizona T1 Yes $17.00 AZ
Highmark Wholecare Medicare Assured Ruby (HMO D-SNP) Gateway Health Plan, Inc. T1 Yes $17.60 PA
Alterwood Advantage Dual Value (HMO D-SNP) Alterwood Advantage, Inc. T1 Yes $31.20 MD
Highmark Health Options Duals Select (HMO D-SNP) Highmark Bcbsd, Inc. T1 Yes $31.20 DE
Valor Health Plan (HMO I-SNP) TSG Guard, Inc. T1 Yes $31.40 OH
WV Senior Advantage (HMO I-SNP) West Virginia Senior Advantage, Inc. T1 Yes $32.70 WV
Hamaspik Medicare Select (HMO D-SNP) Hamaspik, Inc. T1 No $34.50 NY
Abilis Health (HMO I-SNP) Signature Advantage, LLC T1 Yes $35.90 KY, TN
CommuniCare Advantage ISNP (HMO I-SNP) OH CHS SNP Inc. T1 Yes $38.40 IN, MD, OH
Nascentia Skilled Nursing Facility (HMO I-SNP) Visiting Nurse Association OF Central NEW York T1 Yes $58.80 NY
PHP (HMO C-snp) Aids Healthcare Foundation T4 Yes $0 CA
VNS Health Total (HMO D-SNP) VNS Choice T4 Yes $0 NY
VNS Health EasyCare Plus (HMO D-SNP) VNS Choice T4 Yes $51.60 NY
Select Health Medicare Essential (HMO) Selecthealth, Inc. T5 Yes $0 UT
Select Health Medicare Essential (HMO) Selecthealth, Inc. T5 Yes $0 NV
Select Health Medicare Dual (HMO D-SNP) Selecthealth, Inc. T5 Yes $0 UT

Showing top 50 of 100 plans.

Frequently Asked Questions

Is nitisinone 4 MG/ML Oral Suspension [Orfadin] covered by Medicare Part D?

Yes, nitisinone 4 MG/ML Oral Suspension [Orfadin] is covered by 480 Medicare Part D plans (9.5% of all Part D formularies).

What tier is nitisinone 4 MG/ML Oral Suspension [Orfadin] on Medicare Part D plans?

nitisinone 4 MG/ML Oral Suspension [Orfadin] averages Tier 4.2 across Part D plans, ranging from Tier 1 to Tier 6.

Does nitisinone 4 MG/ML Oral Suspension [Orfadin] require prior authorization?

66.7% of Part D formularies require prior authorization for nitisinone 4 MG/ML Oral Suspension [Orfadin]. Step therapy: 0%. Quantity limits: 1.8%.

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