Mark L. Simmons, MD
Internal Medicine
Sees patients age 18 and up
LG Health Physicians Internal Medicine
Make an appointmentCall 717-544-3191
Penn Medicine Provider

About me

  • Regional Medical Director, Primary Care, Lancaster General Health Physicians

Education and training

  • Medical School: Pennsylvania State University College of Medicine

What my patients think about me

Average Rating

254 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

November 2025
knowledgeable
November 2025
he's the best
November 2025
he cares.
November 2025
very professional

Insurance accepted

My Locations

Penn Medicine hospital privileges

  • Lancaster General Hospital: Has privileges to treat patients in the hospital.
Dr. Simmons is a Penn Medicine Lancaster General Health physician.

Qualifications and experience

Treatments and Conditions