Browse Health
Gastroenterologist (digestive)
24 years of experience
Video profile
Accepting new patients
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 3.5 of 4 stars
Patient comments (5)

The overall average patient rating of Dr. Marin Marcu is Excellent. Dr. Marcu has been reviewed by 15 patients who have provided 5 comments. The rating is 3.5 out of 4 stars.

Patient Ratings
Ease of Appointment 3.6
  • Currently 3.6 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 3.4
  • Currently 3.4 of 4 stars
Accurate Diagnosis 3.2
  • Currently 3.1666666666667 of 4 stars
Bedside Manner 3.2
  • Currently 3.1666666666667 of 4 stars
Spends Time with Me 3.2
  • Currently 3.1666666666667 of 4 stars
Follows Up After Visit 3.0
  • Currently 3 of 4 stars

Education & Awards

Dr. Marcu graduated from Universitatea De Medicina Si Farmacie Carol Davila, Bucharest. He has 3 awards.

Compassionate Doctor Recognition (2012)
Top 10 Doctor - Metro Area (2014)
Greater St Louis
On-Time Doctor Award (2014)


Dr. Marcu has 4 hospital affiliations:

  • St Joseph Hospital West 
  • St Joseph Health Center 


  • German
  • Spanish
  • French
  • Romanian
  • English

Similar doctors nearby

Dr. Hari Diwakaran

Internal Medicine
23 years experience
Saint Charles, MO

Dr. Martin Altman

Internal Medicine
44 years experience
Saint Charles, MO

Dr. Richard Geisman

Internal Medicine
27 years experience
Saint Charles, MO

Dr. Robert Cusworth

Internal Medicine
36 years experience
Saint Charles, MO

Dr. Melvin Saltzman

35 years experience
Bridgeton, MO

Dr. Robyn Haithcock

22 years experience
Bridgeton, MO
Search All Similar Doctors
Additional Information
Dr. Marin I Marcu MD is a male Internist, has 24 years of experience and practices in Gastroenterology.
Where does Dr. Marin I. Marcu practice?
Dr. Marin Marcu has 2 office locations.
Dr. Marin Marcu practices Gastroenterology near Saint Charles, MO.
See Saint Charles Gastroenterologists.