Penn Medicine Provider
General Pediatrics
Cathryn A. McWilliams, MD, FAAP
4.9
(363)
Accepting new patients
Sees newborns through age 18
PennCare for Kids Phoenixville
View 1 additional location
Make an appointmentCall 610-495-2310

About me

Education and training

  • Medical School: Temple University School of Medicine
  • Residency: Walter Reed Military Medical Center

What my patients think about me

Average Rating
4.9

363 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.

June 2025
5.0
5.0
she's great
May 2025
5.0
5.0
attention to details
April 2025
4.0
4.0
only because she's usually at a different location so i don't know her well. but it was fine.
April 2025
5.0
5.0
always thoughtful and caring

Insurance accepted

My Locations

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: On the medical staff, but does not have privileges to treat patients in the hospital.
Dr. McWilliams is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions