Community Services Group
1000 Commerce Park Drive, Williamsport, PA 17701

Of the 12 treatment providers we list in Williamsport, 8 (67%) report dual diagnosis services.
Dual diagnosis programs treat substance use together with mental health conditions such as depression, anxiety, PTSD or bipolar disorder. Treating both at once tends to work better than treating them separately.
1000 Commerce Park Drive, Williamsport, PA 17701
501 East 3rd Street, Williamsport, PA 17701
501 East 3rd Street, Williamsport, PA 17701
435 West 4th Street, Williamsport, PA 17701
435 West 4th Street, Williamsport, PA 17701
1100 Grampian Boulevard, Williamsport, PA 17701
800 West 4th Street, Williamsport, PA 17701
800 West 4th Street, Williamsport, PA 17701
We list 8 facilities in Williamsport, PA reporting dual diagnosis services. Call ahead to confirm availability and wait times.
Check state licensing and accreditation (Joint Commission or CARF), confirm payment and wait times by phone, and ask what happens after the program ends.
Last reviewed 2026-10-06. Facility details come from SAMHSA's FindTreatment.gov locator and facility-provided information. Confirm services, availability and payment directly with the facility.