Dr. Onopchenko graduated from Ursinus College with a BS in Biology in 1979 on the Dean’s Academic Honors list. He obtained his doctorate in medicine from the Medical College of Pennsylvania in 1984 with honors, completed a residency in general surgery at the University of Medicine and Dentistry of New Jersey in 1989, and has been a practicing general and vascular surgery in Atlantic County since July of 1989.Dr. Onopchenko is Board Certified in General Surgery, a Fellow of the American College of Surgeons (FACS), and a member of the Society of American Gastrointestinal Endoscopic Surgeons (SAGES). He also is an active Fellow in the American Society of Bariatric Surgery (ASBS). Dr. Onopchenko has a special interest in minimally invasive surgery. He was the first surgeon to perform a laparoscopic cholecystectomy in Atlantic County. Dr. Onopchenko’s interest in bariatrics comes from seeing friends and family struggle with obesity and recognizing such a great need for bariatric services in the southeastern New Jersey region. He is the medical director of the Center for Surgical Weight Loss & Wellness at AtlantiCare Regional Medical Center.