Errol Korn, MD has practiced gastroenterology in Chula Vista's Medical Center corridor since earning board certification in both internal medicine and gastroenterology in the mid-1970s, operating from offices at 750 and 769 Medical Center Court under California medical license G15481. Gastrointestinal referrals from primary care providers such as Iris C Ha, MD at Sharp Rees-Stealy Chula Vista route to the practice for diagnostic colonoscopy, upper GI endoscopy, and inflammatory bowel disease management. A Hahnemann University College of Medicine graduate with internship and residency training at Naval Hospital Camp Pendleton and Naval Hospital San Diego, Korn maintains privileges at Sharp Chula Vista Medical Center for inpatient endoscopic interventions. Prescription management for conditions including Crohn's disease, ulcerative colitis, and GERD coordinates with South Bay Pharmacy for immunosuppressant, proton pump inhibitor, and biologic medication fulfillment. The practice's procedural capabilities encompass esophagogastroduodenoscopy with biopsy, polypectomy during screening colonoscopy, and endoscopic hemostasis for acute upper and lower gastrointestinal bleeding using thermal coagulation and hemoclip deployment.