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

If malpractice caused additional harm there may be a case. Medical malpractice means that a doctor violated the standard of care. A bad outcome...

The document could be an arbitration requirement.

If malpractice caused further damage it may be a case. Medical malpractice means that a doctor violated the standard of care. A bad outcome is not...

You may need another doctor. Sometimes a primary care doctor can assist in getting answers from specialists.

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

Find out who now owns the debt and contact them to arrange payment. Note, they can refuse to allow you to bypass the collection agency.

It’s generally not necessary though a motion to strike can be filed—this would simply highlight the allegations to the judge.

Either can be done, or both. Start negotiating without filing. Then file and negotiate further.

Only pay if a proper written agreement is signed by them.