No. You have no right to shop in their store, and they can ban you.

HIPAA doesn't apply to your employer. There may be a private cause of action under state law for invasion of privacy, but I doubt it, and you have...

You have your PCP write a new prescription. Pharmacy is under no obligation to fill.

It may depend on what specifically was said, but it likely ok. But, you have a lawyer. Ask them.

Yes, you are required to show ID upon request.

You can't sign a contract until you are 18...................

That is up to your employer. Not a legal issue.

Great questions for your lawyer, who knows all the facts of your case.

Call the police. They decide whether to present it to the DA, who decides whether to press charges.

A question you should ask directly of them.