HealthWell Foundation — Hyperoxaluria Fund

Copay assistance fund status, eligibility, and covered drugs — for patient access and billing teams.

Maximum award Up to $8,000 per 12-month grant period · Income ≤500% FPL, adjusted for household size and regional cost of living · Prescription drug copayments and Medicare Part B insurance premiums for hyperoxaluria treatments including allopurinol, lumasiran, nedosiran, oxlumo, and potassium citrate.

OPEN
Status verified June 10, 2026 · Source: HealthWell Foundation fund page ↗

Fund facts

Published terms from the foundation. Per-patient eligibility and amounts are confirmed at application.

Assistance type
Copay Grant
Maximum award
Up to $8,000 per 12-month grant period
What it covers
Prescription drug copayments and Medicare Part B insurance premiums for hyperoxaluria treatments including allopurinol, lumasiran, nedosiran, oxlumo, and potassium citrate.
Income limit
≤500% FPL, adjusted for household size and regional cost of living
Insurance
commercial medicare medicaid
Diagnosis required
Physician-verified hyperoxaluria diagnosis required
Residency
Treatment must occur within the United States
ICD-10
E72.530 E72.538
Renewal
annual reapplication
Average patient utilization approximately $3,200 annually. No minimum copay or premium reimbursement amounts required. SSN needed to prevent duplicates.

Covered drugs in our billing library

Drugs whose J-codes this fund matches. Each links to its billing & coding reference.

No drugs from our library currently map to this fund.

Also matches J-codes not yet in our drug library: J3480

Published formulary

The foundation's own covered-medication list for this fund (5 drugs). Confirm coverage of your exact NDC at application.

This fund is closed — here's the move

Fund status changes with donations, often without an announcement — confirm directly with the foundation at 800-675-8416, and check the alternatives below.

Common questions

Is the HealthWell Foundation Hyperoxaluria fund open?

As of June 10, 2026, the HealthWell Foundation Hyperoxaluria fund is OPEN and accepting applications. Verify at time of service: 800-675-8416.

How much assistance does the Hyperoxaluria fund provide?

Up to $8,000 per 12-month grant period. Prescription drug copayments and Medicare Part B insurance premiums for hyperoxaluria treatments including allopurinol, lumasiran, nedosiran, oxlumo, and potassium citrate.

What are the income limits for the Hyperoxaluria fund?

Household income must be ≤500% FPL, adjusted for household size and regional cost of living. Treatment must occur within the United States.

What insurance does the Hyperoxaluria fund accept?

Accepted: commercial, medicare, medicaid.

Patient or caregiver? Show this page to your infusion center's financial counselor — they can check what you'd qualify for and apply on your behalf, or call HealthWell Foundation at 800-675-8416.