The Assistance Fund — Hypophosphatemia Fund

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

Maximum award No cap on annual assistance · Income Income-based eligibility; threshold not published · Copays, coinsurance, deductibles, health insurance premiums, incidental medical expenses

OPEN
Status verified June 3, 2026 · Source: The Assistance Fund fund page ↗

Fund facts

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

Assistance type
Copay Grant
Maximum award
No cap on annual assistance
What it covers
Copays, coinsurance, deductibles, health insurance premiums, incidental medical expenses
Income limit
Income-based eligibility; threshold not published
Insurance
commercial medicare medicaid
Diagnosis required
Hypophosphatemia diagnosis confirmed
Residency
US residents and Puerto Rico
ICD-10
D48.0 E83.30 E83.31 E83.39 M83.8
Renewal
annual reenrollment
Launched May 2018. Crysvita (J0584) in our catalog — ICP fit.

Covered drugs in our billing library

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

This fund is open — what will your patient owe?

Run a Medicare estimate for a covered drug in about a minute. The fund's award caps against the patient share CareCost calculates.

Common questions

Is the The Assistance Fund Hypophosphatemia fund open?

As of June 3, 2026, the The Assistance Fund Hypophosphatemia fund is OPEN and accepting applications. Verify at time of service: 855-341-1510.

How much assistance does the Hypophosphatemia fund provide?

No cap on annual assistance. Copays, coinsurance, deductibles, health insurance premiums, incidental medical expenses

What are the income limits for the Hypophosphatemia fund?

Household income must be Income-based eligibility; threshold not published. US residents and Puerto Rico.

What insurance does the Hypophosphatemia 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 The Assistance Fund at 855-341-1510.