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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. Marc Wertheimer is Excellent. Dr. Wertheimer has been reviewed by 18 patients who have provided 5 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.5
Courteous Staff 4.6
Accurate Diagnosis 4.9
Bedside Manner 4.6
Spends Time with Me 4.6
Follows Up After Visit 4.9

Specialties & Research

Dr. Marc Wertheimer, MD is board certified in Internal Medicine.

Education & Awards

Dr. Wertheimer graduated from Thomas Jefferson University, Philadelphia. He has 4 awards.

Patients' Choice Award (2012 - 2013)
Compassionate Doctor Recognition (2012)
Bridges to Excellence Recognition
Physician Office Systems Recognition (2014 - 2016)
Level III
NCQA Physician Practice Connections - Patient Centered Medical Home (2014 - 2017)


Dr. Wertheimer has 13 hospital affiliations:

  • Hospital of the University of PA 
  • Pennsylvania Hospital University PA Health System 


  • Spanish
  • Hebrew

> > > > Dr. Marc Wertheimer, MD

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Additional Information
Dr. Marc J Wertheimer MD is a male Internist, has 37 years of experience and practices in Internal Medicine.
Where does Dr. Marc J. Wertheimer practice?
Dr. Marc Wertheimer has 3 office locations.
Dr. Marc Wertheimer practices Internal Medicine near Phoenixville, PA.
Additional practice locations include: Philadelphia, PA and Wayne, PA.
See Phoenixville Internists.