
Gregory H Johnson MD
Advanced Endoscopic Interventional
Physician
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227 W Janss RdThousand Oaks, CA 91360
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Education & Training
University of Southern California/Los Angeles General Medical Center (USC/LA General)Fellowship, Gastroenterology, 1975 - 1977
University of Southern California/Los Angeles General Medical Center (USC/LA General)Residency, Internal Medicine, 1972 - 1975
Northwestern University The Feinberg School of MedicineClass of 1972
Certifications & Licensure
CA State Medical License 1973 - 2026
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Gastroenterology
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