> > > > Dr. Marc Harwitt, MD
Dr. Marc Hugh Harwitt MD is a male Internist, has 39 years of experience and practices in Internal Medicine and Gastroenterology.
Dr. Marc Harwitt has 2 office locations.
Southern California Medical Gastroenterology Group Inc.
1301 20th St
Ste 280
Santa Monica, CA 90404

Phone Number
Locations and availability (2)
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

  • Currently 3 of 4 stars
Patient comments (1)

The overall average patient rating of Dr. Marc Harwitt is Good. Dr. Harwitt has been reviewed by 3 patients who have provided 1 comments. The rating is 3 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Promptness 2.7
  • Currently 2.6666666666667 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 3.0
  • Currently 3 of 4 stars
Bedside Manner 3.3
  • Currently 3.3333333333333 of 4 stars
Spends Time with Me 3.3
  • Currently 3.3333333333333 of 4 stars
Follows Up After Visit 3.0
  • Currently 3 of 4 stars

Specialties & Research

Dr. Marc Harwitt, MD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 3 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Colonoscopy
  • Ichthyosis Bullosa of Siemens

Education & Awards

Dr. Harwitt graduated from Rosalind Franklin University, North Chicago. He has 2 awards.

Castle Connolly's Top Doctors™ (2013)
Top Ten Doctors (2012)
Gastroenterology, Mid-City, Santa Monica, CA


Dr. Harwitt has 2 hospital affiliations:

  • St. John's Hospital & Health Center 
  • Santa Monica - UCLA Medical Center 

Accepted Insurance Plans

Dr. Harwitt accepts these health insurances in at least one office:

  • Unicare - 2 plans
  • Humana - 9 plans
  • Aetna - 3 plans
  • United Healthcare - 16 plans
  • Anthem Blue Cross - 12 plans
  • Cigna - 3 plans

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Additional Information
Where does Dr. Marc H. Harwitt practice?
Dr. Marc Harwitt practices Internal Medicine and Gastroenterology near Santa Monica, CA.
See Santa Monica Internists and Santa Monica Gastroenterologists.