Diana M. Casallas, PA-C
Internal Medicine
Accepting new patients
Sees patients age 12 and up
Penn Primary Care Lansdale
Schedule onlineCall 215-368-1900
Penn Medicine Provider

About me

Education and training

  • Graduate School: Philadelphia College of Osteopathic Medicine

What my patients think about me

Average Rating

598 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.

October 2025
she's very knowledgeable
October 2025
she had excellent bedside matter.
October 2025
highly skillful
October 2025
great patient care

Insurance accepted

My Locations

Penn Medicine hospital privileges

  • Penn Presbyterian Medical Center: Advanced Practice Provider
Ms. Casallas is a Penn Medicine provider.

Qualifications and experience

Treatments and Conditions