About me

• Bariatric surgery specialist
• Surgeon and Obstetrician: University of Baja California 2008
• General surgery specialty.
• Hospital Regional Dr. Valentín Gómez Farías, 2010.
• Training in Metabolic Surgery and Obesity
• Center of Excellence for the Study and Treatment of Obesity and Diabetes in Valladolid, Spain, Certificate of training issued in October 2010
• Laudatory note and recognition of medical merit, Hospital 5 de Diciembre
• Active member of the College of General Surgeons of the state of Baja California, ATLS. Guadalajara, 2007

• Professor of surgical practices. Xochicalco University, Mexicali, BC.
• Initiator of the bariatric surgery program. ISSSTE December 5 Hospital, 2009.
• Chief of the surgery division. Hospital December 5, 2017
• ISSSTE Worker Award, 2009.
• Initiator and current surgeon in charge of the Metabolic and Obesity Surgery program.
• ISSSTECALI Hospital, Mexicali, BC, 2009.
• Practice of bariatric surgery in the private environment as Dr. Omar Fonseca Weight Loss Surgery, 2008.

• Founding member of the One Anastomosis Gastric bypass Club. Vienna, Austria.
• Publication of the Work Laparoscopic Gastric Bypass of a single anastomosis (BAGUA) assisted with a robotic arm: Technique and results in 1126 patients.
• Mexican Journal of Endoscopic Surgery Vol. 9 No.1 Jan-Mar. 2008
• Presentation of the preliminary experience report with the gastric bypass of an anastomosis, report of 42 cases. XIII Congress of Surgery for Obesity and Metabolic diseases.

Zacatecas, 2011.

• Publication and presentation of the work: Gastroesophageal Reflux in patients with BAGUA, Gastric Sleeve and Postprandial Distress.Mexican Journal of Gastroenterology.
• Professor at the Congress of the Association of General Surgery.

Veracruz 2016.

• Professor in the pre-congress course of the World Congress of Bariatric Surgery. Experience with 1,012 cases of single anastomosis gastric bypass. Montreal Canada 2014.
• Professor in the Pre-congress Course of the World Congress of Bariatric Surgery, with the theme effects of BAGUA on the components of metabolic syndrome.

Australia, 2015.

• Professor at the world congress of gastric bypass of an anastomosis. Valladolid, Spain, June, 2018.
• Author of chapter 27, book Essentials of Mini Gastric Bypass. Montréal, Canada.
• Author of the book: Understanding my obesity and my bariatric surgery. Mexicali, BC, 2015.