Basically we are looking for long term living/group home for him

While I agree with the prior answer I still believe that this is a claim worth pursuing. The key will be proving that he remains "disabled" (as...

You should absolutely apply although your odds of success are based as much on your age and past work history as on your medical conditions.

A joint account means that both people of legal rights to that money. So although your niece is on the account it is just as much your money as...

I have been receiving SSD, based on mental disability, recently was diagnosed with fibromyalgia, does this mean I should reapply

No. If you've been found disabled you cannot then become more disabled and receive more money.

Can my claims adjuster stop paying me without an official letter?

This happens all the time. I suggest you retain a good lawyer or you simply will not be taken seriously by the insurance company.

Can I work part time while I am waiting for my disability decision?

While I agree with the prior answer I want to add some nuance. Once found disabled you are able to work and earn up to $850 per month. After that...

Can I sue for malpractice?

You have two possible claims here both of which would require a thorough analysis to determine if they are viable. So, for example, this question...

For starters there is a 12 month durational requirement to collect SSD / SSI.

The SSA has used investigators although it is very very rare. In my opinion it is simply not possible that they would have contacted your neighbor...

The police did not witness the collision and, as a result, their statements are inadmissible hearsay. You should hire a lawyer who regularly...