Nicholas Bertha Bariatric Surgeon D.O., F.A.C.S.

12 yr Experience

12 yr in Bariatrics

12 yr in Laparoscopic Surgery

12 yr in Laparoscopic Bariatrics

95% Practice is Bariatrics

Min Age of Patient is 18

Max Age of Patient is 70

  • About Me

    Dr. Nicholas Bertha is a board-certified surgeon with special training and expertise in advanced laparoscopy, bariatrics and endoluminal surgery. In 12 years, he has completed over 6,500 weight loss procedures.

    He performs several types of bariatric surgery procedures, including Gastric Bypass SurgeryLap Band SurgeryRealize Band Surgery & Sleeve Gastrectomy.

    Dr. Bertha specializes in performing bariatric procedures laparoscopically, averaging 8 to 10 procedures per week.

    After earning his Doctor of Osteopathy from the University of Medicine & Dentistry of New Jersey, Dr. Bertha completed his general surgery residency at Morristown Memorial Hospital, where he received the Society of Laparoscopic Surgeons’ Resident Achievement Award.

    His postgraduate activities include clinical research. He has been site co-investigator in the Laparoscopic Gastric Band Treatment Study Group for the Bioenterics Corporation and site co-investigator in the Laparoscopic Gastric Pacemaker Study Group for Transneuronix Incorporated.

    He is an investigator for Allergan Inc. currently 3 clinical trials; the APEX Trial, Low BMI Treatment Trial, and the BIB intragastric Balloon Trial.

    He has undertaken multiple training courses in laparoscopic, bariatric and endoluminal surgical techniques by the American Society for Metabolic and Bariatric Surgery, Mt. Sinai School of Medicine, NY, USGI and Ethicon, Inc.

    Dr. Bertha is a fellow of the American College of Surgeons and The American Society for Metabolic and Bariatric Surgery, a member of the Society of American Gastrointestinal Endoscopic Surgeons, and a surgical preceptor for Allergan, Covidien and Ethicon Endosurgery, manufacturers of surgical products.


    Dr. Bertha was named in "TOP DOCS" edition of New Jersey Monthly Magazine for the years of 2007, 2008, 2009, 2010, 2011 and 2012.

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