Fernando Bonanni

Bariatric Surgeon
Rating: 4.5625 out of 5 with 124 ratings

Fernando Bonanni Bariatric Surgeon M.D.

Fernando Bonanni Bariatric Surgeon Picture

10 yr Experience

10 yr in Bariatrics

15 yr in Laparoscopic Surgery

9 yr in Laparoscopic Bariatrics

99% Practice is Bariatrics

Min Age of Patient is 16

Max Age of Patient is 80

  • About Me


    Vice Chairman, Department of Surgery
    Director, Institute for Metabolic & Bariatric Surgery Associate Director, Bariatric Surgery Fellowship Program Medical Director, Operating Room
    Abington – Jefferson Health

    While serving in the United States Air Force, Fernando B. Bonanni, Jr., MD, completed Phase I & II of the Medical Laboratory Technician Course. He also completed the Medical Technology Program at Midwestern State University. Dr. Bonanni earned his Bachelor of Science degree from Southern Illinois University where he graduated as a part of the Honor Society and was also on the Dean’s List. Immediately following this, he

    completed the Post Graduate Pre-Med Program at the University of Pennsylvania, and then earned his medical degree from Hahnemann University School of Medicine. Dr. Bonanni completed his residency in general surgery at Lehigh Valley Hospital, where he then served as chief resident of general surgery.

    Dr. Bonanni initiated the bariatric surgery program at Abington – Jefferson Health in 2006, which has since been established as the Institute for Metabolic & Bariatric Surgery (IMBS). He has since been the director of IMBS.

    Within the field of bariatric surgery, he specializes in minimally invasive bariatric surgery, performing the entire armamentarium of bariatric procedures including the Roux-en- Y gastric bypass, adjustable gastric banding, biliopancreatic diversion with duodenal switch, vertical sleeve gastrectomy revision bariatric surgery, endoluminal revision surgery, and gastric balloon. He has taken many additional advanced educational courses in general and bariatric surgery. He has been a board certified general surgeon since 1996.

    He is a member and fellow of several local and national professional societies, including The American College of Surgeons, The American Society for Metabolic and Bariatric Surgery, The Society of American Gastrointestinal Endoscopic Surgeons and The Philadelphia Academy of Surgeons, to name a few. He currently serves as president of the Pennsylvania Chapter of the American Society for Metabolic and Bariatric Surgery.

    Dr. Bonanni is also involved in several committees both at Abington – Jefferson Health and through the professional societies that he is a member of. He presently serves as the Director of the Operating Room and chairs all of the associated committees. He serves as the Chairman of the Bariatric Surgery Committee. He also serves on the Credentials Committee, Operating Room Management Committee, and as a Hospital Safety Officer. His expertise in the field of general and metabolic and bariatric surgery makes him a vital part of these committees.

    He has co-authored over 20 peer reviewed journals and abstracts within his field. Dr. Bonanni has presented at more than 50 regional and national medical conferences and events.

    He has won many awards throughout his career, including being recognized in Philadelphia Magazine as one of Philadelphia’s Top Docs for seven consecutive years from 2011 to 2017.

    Dr. Bonanni currently serves at the associate director of the Abington – Jefferson Health Bariatric Fellowship Program and is a clinical assistant professor of surgery at Drexel University College of Medicine and Temple University College of Medicine. 

    Patients Featured - Before & After

    Before & After RNY with LornaDoone33, losing 185 pounds!


  • Latest Reviews See all 124 reviews
    avatar spinnlvr on Jan. 12, 2018

    I’m not a patient of Dr. B ‘s but I hope to be. I saw him a long time ago and was not ready for surgery. DR. B had had great success on 1000’s of people. One friend was over 500 lbs, this More...

    avatar ebtowle on Aug. 25, 2017

    I'll be seeking care with another area bariatric center after intially seeking care with this office. The center offers very little help working with insurance providers, always reminding the patient that it is up to them. The health system is overall quite slow moving More...

    avatar kkinner2014 on March 18, 2014

    This review is of the Institute for Metabolic and Bariatric Surgery center. Not the Surgeon as I have not had the surgery. I started the process in September 2013 and had all the blood work and ultrasounds required by the center. I had the interview More...

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