It covers doctors, hospitals, drugs, and short periods of skilled nursing or therapy at home or in a facility after a qualifying stay. It does not cover help with bathing, dressing or supervision, which is what dementia mostly needs.
This single fact surprises more families than any other in dementia care.
Why it matters
Assuming Medicare will pay for care at home is the commonest and most expensive planning mistake.
Sources
Where to check this, and where to read more. All external and all authoritative.