The dermatology practice of Margaret S. Lally MD includes Dr. Margaret Lally, MD, in private practice since 1989, and Maria Ressler, PA-C, well trained and qualified with over 10 years of experience in providing dermatologic services.


We practice the full scope of general dermatology including dermatologic surgery.  We do offer Botox for medically covered excessive sweating underarms.  Our cosmetic offerings include laser therapy for redness of the face, Dysport for wrinkles on the face, and an Italian line of anti-aging products to combat wrinkles and lusterless changes of the face.

Office Status … as of March 24, 2020, Margaret Lally MD and Maria Ressler PA-C will be available for emergencies and melanoma follow-ups in the office between 8 AM and 10 AM Monday –Friday. No appointments are necessary for emergencies. Melanoma follow-ups will be contacted for appointment times.

To patients with near-term appointments, our staff will be calling you to re-schedule once we have visibility on when we can resume office services. We will be offering expanded time slots to be able to service your needs once we are permitted to do so.

We are offering the following virtual visits as shown on our Services page.


We currently participate with most health care plans including UPMC, Highmark, Aetna, Cigna, and United Health Care plans.

At this time we do NOT accept any medical assistance programs.

If you are not sure if we are participating with your current insurance, please call the member services number on the back of your insurance card. You are also welcome to call our office at 412-967-1192 and we will do our best to assist you.

Margaret S. Lally, M.D.

1382 Old Freeport Road, Pittsburgh PA 15238

Tel: 412-967-1192 | Fax: 412-967-1195

Hours: Mon - Fri: 7:30 a.m. - 3:00 p.m.