HIPAA grants the govt the right to your "protected" health information in certain circumstances. Sec of HHS (RFK) can waive parts of HIPAA during a "public health emergency" https://www.hhs.gov/hipaa/for-professionals/privacy/laws-regulations/index.html
We also already have registries in some states https://www.heartstoneguidancecenter.com/post/the-unsettling-reality-of-mandatory-autism-databases
Most states also allow forced sterilization of ppl w/ disabilities https://nwlc.org/resource/forced-sterilization-of-disabled-people-in-the-united-states/
I don't they would go after liberals, there's too many Americans who fall into that category and generally liberals help maintain fascism. However, they will probably go after leftists