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Gastroenterologist (digestive)
44 years of experience
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).

Learn more about Dr. Thomas O'Brien:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

4.0
  • Currently 4 of 4 stars
(1)
Patient comments (0)

The overall average patient rating of Dr. Thomas O'Brien is Excellent. Dr. O'Brien has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 2.0
  • Currently 2 of 4 stars
Promptness 3.0
  • Currently 3 of 4 stars
Courteous Staff 3.0
  • Currently 3 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. Thomas O'Brien, MD is board certified in Gastroenterology.


Education & Awards

Dr. O'Brien graduated from Saint Louis University.


Affiliations

Dr. O'Brien has 3 hospital affiliations:

  • California Pacific Medical Center - Davies Campus 
  • Kaiser Permanente Medical Center San Rafael 
  • San Rafael Medical Center 

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Additional Information
Dr. Thomas Kevin O'Brien MD is a male Internist, has 44 years of experience and practices in Gastroenterology.
Where does Dr. Thomas K. O'Brien practice?
Dr. Thomas O'Brien has 1 office location.
Dr. Thomas O'Brien practices Gastroenterology near San Rafael, CA.
See San Rafael Gastroenterologists.