It is probably not a viable case for several reasons, including the issue of duty and the extent of the damages.

You may have a case. Medical malpractice means that a doctor violated the standard of care. A bad outcome is not enough. Another doctor would be...

Medical malpractice means that a doctor violated the standard of care. A bad outcome is not enough. Another doctor would be needed to evaluate...

There are some medical malpractice attorneys who concentrate on dental malpractice cases. An online search may provide this information.

Yes you can sue for money due you.

You are correct. Consult with attorneys as there could be a class action lawsuit.

Get a lawyer, or depending on amount, look into a small claims case for breach of contract.

File a claim in probate court or Sue the attorney, the firm and his estate or Ask the State Bar for assistance.

It is illegal for them to lie to benefit themselves. It may be difficult to prove.

It could be a serious offense with serious consequences. Consult with experienced traffic violations attorneys in the state where this occurred.