About Dr. Onopchenko

Alexander Onopchenko, M.D.

Alexander Onopchenko, MD, FACS
Medical Director and Bariatric Surgeon
Center for Surgical Weight Loss & Wellness
AtlantiCare Regional Medical Center


Dr. Alexander Onopchenko graduated from Ursinus College with a B.S. 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 surgeon in Atlantic County since July of 1989. Dr. Onopchenko is board-certified in general surgery and is a fellow of the American College of Surgeons. He is also an active member of the American Society for Bariatric Surgery and presented a paper on identification of internal hernia after gastric bypass at the 2005 national ASBS meeting.

Dr. Onopchenko is a member of the Society of Laparoendoscopic Surgeons, the Society of Abdominal and Gastrointestinal Endoscopic Surgeons (SAGES), past president of the Medical Society of New Jersey, Atlantic County, and past president and member of the AtlantiCare Regional Medical Center Medical Staff. Since 1990, Dr. Onopchenko’s special interest has been minimally invasive surgery. He was one of the first surgeons to perform a laparoscopic cholecystectomy in Atlantic County, as well as performing other advanced minimally invasive laparoscopic procedures including appendectomy, inguinal, abdominal and paraesophageal hernia repairs, anti-reflux gastric surgery, gastric and colon surgery, and adrenal surgeries.

In March of 2002, Dr. Onopchenko founded the Center for Surgical Weight Loss & Wellness at AtlantiCare and has extensive experience in performing laparoscopic bypass and LapBand surgeries. Dr. Onopchenko is also a member of the American Society of Bariatric Physicians and has passed both the written and oral exams leading to certification by the American Board of Bariatric Medicine, the only surgeon in southeastern New Jersey to achieve this.

Procedures performed by Dr.
Onopchenko:
Adjustable Gastric Banding
Duodenal Switch
Gastric Bypass
Sleeve Gastrectomy

All weight-loss procedures are minimally invasive and are performed laparoscopically.