South Dakota Disability Determination Services (DDS), a state agency in Sioux Falls, decides whether you are medically eligible for Social Security disability.
If you've worked as a secretary or administrative assistant in the past but are unable to work due to a disability, you might be entitled to Social Security or SSI benefits depending on your age and limitations.
If you have had knee replacement surgery on a knee with degenerative joint disease or after a bad knee injury, you may be able to get Social Security disability benefits.