Trump and the new Congress want to dismantle the vestiges of the New Deal and get rid of Obamacare with no real replacement.
30 million will lose health insurance. This includes millions with disabilities, who will not have access to medical care.
It is also likely Trump and Congress will scale back laws meant to protect those with disabilities such as the American's With Disabilities Act.
For more information, check out this article in Slate. Terrified disabled people.