I am assuming because you live in Maryland that your mother was also a Maryland resident. If my assumption is wrong and your mother lived in another State, none of what I write below may apply.
In Maryland when there is a death caused by the wrongdoing of someone, 2 different claims arise: (1) there is what is called a "survival action" that must be brought by the Personal Representative (Executor) of the probate estate of the person who died and (2) there is a wrongful death claim brought...
Your question really can't be answered because some estate planning is simple and some quite complicated. A simple Will and associated documents, might take 304 for hours of a lawyers time. When it's more complicated, involving one or more trusts with lots of assets and estate tax planning, the hours can increase dramatically. Also, some people require little explanation while other require a lot. People who require more explanation use more of a lawyer's time
The first thing you need is an...
Certainly talk with a lawyer. Most of us do not charge for consultations.
If your father is legally competent and needs help with financial matters, he should sign a power of attorney naming someone to help or handle his affairs. If he is not legally competent and he has no power of attorney, a guardianship will be needed so that the court can appoint someone to handle his affairs.
In Maryland there is no such automatic divorce. But, you do have grounds to get a divorce. If there are no children and no property issues involved, you may be able to do it on your own. Otherwise, you should at least consult with a lawyer.
Maryland law is that if you destroy another person's property, you are subject to a claim for the Fair Market Value of the destroyed property. The law applies ton everyone - not just insurance companies.
I assume this is a Maryland situation. This is why we have small claims court. You can file a small claim against her for return of the money and costs related to the lawsuit. Whether or not you prevail on the claim is up to the judge who hears the case.
My advice - find a lawyer and get a consultation. Don't think twice about it. There are strict time limits involved and technical issues that might be difficult. While there is an answer to the question you asked, there is a good chance you should be asking other questions. Based upon what you've written it seems to me that the question of why you are not mentioned in the Will must be explored. In Maryland, there is no requirement that a person leave anything to a child. Your father, in a valid...
Look on this website for a lawyer with the experience you need. Evaluate the lawyer's rating and other factors important to you and then call the lawyer. You'll find that most lawyers will take your call and discuss your situation. Many lawyers, if they cannot help you, will refer you on to someone who can.