Dr. Thomas K. O'brien MD
Gastroenterologist | Gastroenterology
99 Montecillo Rd San Rafael CA, 94903About
Dr. Thomas O'brien is a gastroenterologist practicing in San Rafael, CA. Dr. O'brien specializes in the digestive system and its diseases that affect the gastrointestinal tract, which include organs from the mouth to the anus as well as liver disorders. Gastroenterology includes conditions such as hepatitis, peptic ulcer disease, colitis, nutritional problems and irritable bowel syndrome. Dr. O'brien performs colonoscopy and endoscopy procedures and provides accurate and thorough care for patients suffering from digestive issues.
Education and Training
St Louis Univ Sch of Med, St Louis Mo 1966
Saint Louis University School of Medicine 1966
Board Certification
Internal MedicineAmerican Board of Internal MedicineABIM- Gastroenterology
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