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Our Physician Staff
David Chapman, MD
| Dr. Martin is a senior partner in the practice. He graduated from the University of Oklahoma College of Medicine and did his internal medicine and gastroenterology training at the Los Angeles County USC Medical Center. Dr. Martin enjoys caring for his patients and is an expert diagnostic and therapeutic endoscopist. His interests include colon cancer screening and pancreaticobiliary diseases. |
| Keith Martin, MD |
Dr. Chapman is the founding member of our practice. After graduating from the prestigious University
of California School of Medicine in San Francisco, he did his Internal Medicine residency training at
the University of Texas School of Medicine in San Antonio. He later trained in Gastroenterology and
Hepatology at the Los Angeles County USC Medical Center. Dr. Chapman has authored several
clinical research studies. He has been on the clinical faculty of the USC School of Medicine and is an
Expert Reviewer for the Medical Board of California. He has held Medical Staff leadership positions in
Orange County hospitals. Dr. Chapman utilizes advanced technologies to benefit patient care and
employs his diagnostic and therapeutic skills to improve the health and well being of his patients.
of California School of Medicine in San Francisco, he did his Internal Medicine residency training at
the University of Texas School of Medicine in San Antonio. He later trained in Gastroenterology and
Hepatology at the Los Angeles County USC Medical Center. Dr. Chapman has authored several
clinical research studies. He has been on the clinical faculty of the USC School of Medicine and is an
Expert Reviewer for the Medical Board of California. He has held Medical Staff leadership positions in
Orange County hospitals. Dr. Chapman utilizes advanced technologies to benefit patient care and
employs his diagnostic and therapeutic skills to improve the health and well being of his patients.
| The Internal Medical Group Orange County Gastroenterologists |
