Omar Bellorin-Marin, MD, General Surgery, New York, NY, NewYork-Presbyterian/Weill Cornell


General Surgery New York, NY

Bariatric Surgery, Minimally Invasive Surgery

Assistant Professor of Surgery Weil Cornell Medical College

Overview of Dr. Bellorin-Marin

Board certified surgeon in Venezuela and USA
Advanced GI and Minimally Invasive surgery including full bariatric certification and laparoscopic, robotic and endoscopy training

Education & Training

  • New York Presbyterian Hospital - Cornell Campus
    New York Presbyterian Hospital - Cornell CampusFellowship, Advanced GI and Minimally Invasive Surgery , 2016 - 2017
  • New York Presbyterian / Queens Chief Residency, General Surgery , 2015 - 2016
  • NewYork-Presbyterian/Queens
    NewYork-Presbyterian/QueensResidency, General Surgery, 2010 - 2016
  • Cleveland Clinic Foundation - Florida
    Cleveland Clinic Foundation - FloridaFellowship, Research Fellowship. Bariatirc Surgery , 2009 - 2010
  • University Hospital of Caracas Surgical Residency, 2005 - 2008
  • Central University of Venezuela
    Central University of VenezuelaClass of 2003

Certifications & Licensure

  • NJ State Medical License
    NJ State Medical License 2017 - 2021
  • NY State Medical License
    NY State Medical License 2016 - 2022
  • American Board of Surgery Surgery

Awards, Honors, & Recognition

  • Murry Friedman Resident Competition Award Brooklyn and Long Island Chapter of the American College of Surgeons, 2016
  • Recognition of Outstanding Achievement in Research Lang Research Seminar / New York Presbyterian Queens, 2016
  • Resident of the Year Award New York Presbyterian Queens, 2015-2016
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Publications & Presentations


Journal Articles

  • Surgical Management of Gastric GIST The Most recent ACS-NSQIP database  
    Bellorin O, Kundel A, Ni M, Litong D, JSLS, 1/1/2014
  • Colorectal Surgery in a Community Hospital Results of Open vs Laparoscopic Colon Surgery in Octogenarians  
    Ruiz D, Bellorin O, Chousleb S, Addasi T, Tiszenkel H, World Journal of Colorectal Surgery, 1/1/2012
  • Laparoscopic common bile duct exploration in patients with gallstones and choledocolithiasis  
    Sanchez A, Rodriguez O, Bellorin O, Sanchez R, Benitez G, JSLS, 1/1/2010
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Books/Book Chapters


  • Perioperative Outcomes of Laparoscopic and Robotic Revisional Bariatric Surgery in a Complex Patient Population
    Gray, K , Moore M, Panjwani S, Bellorin O, Elmously A, Zarnegar R, Dakin G, Pomp A, Afaneh C, SAGES Annual Meeting, Houston, TX, 1/1/2017
  • Gastric outlet obstruction and secondary small bowel obstruction secondary to…migrating tumor???
    Shuchleib A, Bellorin O, Hwang B, Du L, SAGES Annual Meeting, Boston, MA, 1/1/2016
  • Hand assisted laparoscopic splenectomy as treatment option for splenic hemangioma with cavernomatous degeneration.
    Shuchleib A, Bellorin O, Addasi, International Congress of General Surgery, Merida, Yucatan-Mexico, 1/1/2016
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  • Robotic resection of duodenal duplication cyst 
  • Laparoscopic conversion of Toupet fundoplication to roux en y gastric bypass complicated with intraoperative necrosis of the gastric pouch in a morbidly obese patient ... 
  • Laparoscopic Management of Technically Challenging Gastric GIST 
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Professional Memberships

Other Languages

  • Spanish

Hospital Affiliations