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Dr. Osterman  is highly rated in 5 conditions, according to our data. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Hemorrhagic Proctocolitis, Endoscopy, and Colonoscopy.</p><p>His <a href=\"#research\">clinical research</a> consists of co-authoring 63 peer reviewed articles and participating in 1 clinical trial. 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