ALS: the one diagnosis where every system moves fast

The two waivers on the Medicare side

For almost everyone, disability Medicare means two waits: five months before SSDI cash benefits begin, then 24 months before Medicare. ALS waives both. The 24-month Medicare wait was eliminated for ALS in 2001 — Medicare starts the month SSDI entitlement begins — and the ALS Disability Insurance Access Act removed the five-month SSDI wait for approvals on or after July 23, 2020. The practical result: file for SSDI at diagnosis, and once approved, both the benefit and Medicare Parts A and B run from the start, automatically.

The presumption on the VA side

Under 38 CFR 3.318, the VA presumes ALS was incurred in or aggravated by service for any veteran with 90 or more days of continuous active duty — any era, any branch, no exposure evidence required (absent affirmative evidence of another cause). Service-connected ALS is rated at a minimum of 100%, which cascades: Priority Group 1 with $0 copays for all VA care and medications, eligibility review for Special Monthly Compensation as the disease progresses, adaptive housing and automobile grants, and — because the rating is total — CHAMPVA for the spouse and dependent children, plus DIC for survivors later. A veteran with an ALS diagnosis who has never touched the VA should file immediately; this presumption exists precisely so the system moves at the disease's speed.

How the pieces fit in practice

• VA ALS care is genuinely specialized. VA medical centers run multidisciplinary ALS clinics, and the VA covers the expensive layers — power wheelchairs, communication devices, home modifications, respiratory equipment — under PG1's $0 cost structure.
• Medicare is the everywhere-else layer. Local neurologists, the nearest civilian ER, home health, and hospice — a Medicare benefit with no VA copay equivalent needed — all run on the Medicare card. The never-coordinate rule means using both takes no paperwork.
• The under-65 Medigap problem applies — and matters more here. Civilian ALS care generates exactly the uncapped 20% exposure Medigap-or-MA exists to cap. Where Medigap is closed or priced out, an MA plan's $9,250 ceiling is the fallback; where the VA clinic anchors everything, OM-alone is the PG1 calculation again, made under harder math.
• The family's coverage runs on the rating. CHAMPVA applications (VA Form 10-10d) shouldn't wait — and a spouse already Medicare-eligible needs Parts A and B in place for CHAMPVA to pay.