What paperwork needs to be filed when closing an LLC from a state and federal standpoint?

A knowledgeable local CPA can assist with this.

Tax filing requirements for an LLC

There are several ways in which an LLC can be taxed. A knowledgeable local CPA can assist.

Do i have lawsuit

This is hard to follow. Sit down with a local lawyer to advise you about this.

Do i have lawsuit

This is hard to follow. Sit down with a local lawyer to advise you about this.

Waivers might not apply to negligence but talk to a local lawyer who can review the waiver and advise based on CA law.

Can I do anything about unprofessional ER staff?

Not clear what happened or how you were injured, but you can talk to a local medical malpractice lawyer.

Which insurance company should I call?

In addition to the other answer, if you were injured, get a free consultation from a local injury lawyer.

Have I done something illegal?

The police may have contacted you about this incident or something else. This may be an opportunity to ask the officer where animal bites are...

Is it worth it to sue?

Different jurisdictions have different laws about what it takes for a settlement to be final and enforceable. Assuming you haven't in fact entered...

OK if my attorney receive a settlement check on a Monday an they have the amount of a medicaid lien how long does it take for $$

How long to disburse funds may depend on a variety of factors. Best to contact your lawyer and ask about his or her time frame.