Nicholas Bertha

Bariatric Surgeon
Rating: 5.0 out of 5 with 154 ratings

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

Susan Miller
Adult Nurse Practitioner

  • 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.

  • Latest Reviews See all 154 reviews
    avatar Vixxey on Jan. 7, 2017

    My first appointment was towards the end of November and I just had my surgery yesterday (January 6th, as a same day procedure). The staff at NJ Bariatric Institute went out of their way to make sure I was approved by my insurance very quickly More...

    avatar Jack4774 on Sept. 14, 2013

    Love Dr. Bertha!! My initiation to surgery from informational seminar to one on one consult to surgery was quick and easy...less than 2 two months. He was encouraging and honest. I had my surgery November 5, 2013 (during Superstorm Sandy) and they were very More...

    avatar Nmmsg on Aug. 7, 2013

    I had a VSG on July 9, 2013 by Dr Nicholas Bertha from Morristown, NJ. II am 63 , almost 64 years old. I did not want to live the rest of my life heavy. My starting weight was 212 and my height 5'2". I More...

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