Need lawyer for separation , have order of protection at this time, in house. all monies are in spouses name,no access

You file for divorce and have the spouse served. Contact a local attorney and get the paperwork going.

Is mediation the best way to go?

Mediation works best when the parties are likely to reach an agreement easily.

Is it legal for my ex wife to harass me about medical bills she hasn't even paid yet?

Yes. If she takes you to court, seek legal fees.

If he's on a disability pension (presumably what you're talking about on 3/4) the results are mixed. Accident settlements for personal injury are...

Is there common law marriage in Pennsylvania any more?

No - Pennsylvania does not have common law marriage. You should contact a local attorney and discuss your options regarding the house.

Yes. Contact your local police department immediately.

Do I need my own lawyer if my husband file me a divorce?

One should always consult with a local attorney familiar with the rights you may be waiving by signing legal documents. The cost of the...

Is my husband allowed to withhold court ordered spousal support?

No. It's not permitted.

My ex and I were married for 18 yeas divorced 2006. I was sick and applied for ssd in 2005 but was approved after divorce 2006

You should have your settlement agreement reviewed by a local attorney to see what, if any, options you may have.

My wife left me 6 months ago has own address can she still come to my house and take things without asking

The two of you need to reach agreement on this.