Outside U.S. call +1 214 571 4553

Dr. Guillermo Lopez – Renowned Bariatric Surgeon in Tijuana, Mexico

Professional License Number: 3410202

Dr. Guillermo Lopez Espinosa figures among the best bariatric surgeons in Tijuana, Mexico. He is an International Member of the Executive Council of the American Society for Metabolic and Bariatric Surgery (ASMBS). 

Dr. Guillermo Lopez Tijuana Bariatric Surgeon

An alumnus of Mexico’s Autonomous University, the board-certified weight loss surgeon has more than 5,000 general and laparoscopic surgeries to his credit.

Dr. Lopez has over 37 years of professional experience. He dedicates his practice to transforming lives through weight loss surgery.

Dr. Guillermo Lopez ASMBS Membership

Besides being an excellent weight loss surgeon, Dr. Lopez is a pillar of support for his patients throughout their weight loss journey.

Dr. Guillermo Lopez sums up his passion for bariatric surgery in the following words:

“My vision is to contribute to a healthier world. In my entire bariatric practice, I’ve seen people completely turn their lives around for the better after weight loss surgery.

As a bariatric surgeon, my primary aim is to assist them, and be an active accountability partner.”

Dr. Lopez is a frequently invited speaker. He has trained several well-known weight loss surgeons in Mexico.

Dr. Guillermo Lopez Weight Loss Surgeon Tijuana

  • Education
  • Diploma in bariatric surgery from the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO) Latin America Chapter in 2016.
  • Graduation from Mexico’s Autonomous University (Iztacala) in 1978.
  • Residency from Universidad Autónoma de Nuevo León in 1981.
  • Fellowship in general surgery from Mexican Social Security Institute (1984-87).
  • Laparoscopic surgery course from Autonomous University of Baja California (UABC) in 1992.
  • Diploma in artificial nutrition from UABC in 1996.
Dr. Guillermo is certified in Advanced Cardiac Life Support (ACLS) by the American Heart Association.
  • Courses and Conferences Attended
Courses and Conferences Attended
  • Course in Laparoscopic Greater Curvature Plication (LGCP) from Cleveland Clinic in 2011.
  • Gastric bypass and lap band course from Mexican Social Security Institute in December 2004.
  • American Society for Metabolic and Bariatric Surgery (ASMBS) Annual Meeting at ObesityWeek 2014 in Boston, Massachusetts.
  • First Obesity and Bariatric Surgery Symposium held at the Ensenada Medical School in August 1995.
  • Digestive Disease Week Scientific Sessions held from May 14-17, 1995 in San Diego, CA.
  • Course in Cardiopulmonary Resuscitation (CPR) in 2006.
Dr. Lopez has served as the Head of General Surgery and is an Ex-Director of Tijuana General Hospital.
  • Licenses
  • Professional License Number: 682115
  • Secretary of Public Health Services Register Number (SSA): 875007
  • State License Number: 7357-02/95
  • General Surgery Specialization License Number: 3410202
  • Single Population Register Code (CURP): LOEG560916HDFPSL06
  • National Military Service Number: 8592296


Dr. Guillermo is certified as a Specialist in Bariatric Surgery by the Mexican Council of General Surgery AC.
Dr. Guillermo Lopez | Specialist in Bariatric Surgery | Certificate
  • Experience
  • Head of General Surgery at the Tijuana General Hospital Health Services Institute (1995-96).
  • Quality Department Head at the Tijuana General Hospital (2001-06).
  • Director of the Tijuana General Hospital (August 2006 to November 2007).
  • State Coordinator of Extramural Surgery at the Baja California ISESALUD (from July 2008).
  • Medical Assistant Director at the Tijuana General Hospital (from March 2011).

Bariatric Surgery by Dr. Guillermo Lopez Tijuana Mexico

In his capacity as a thought leader on laparoscopic and stomach surgeries, Dr. Lopez has been invited to speak in various seminars and symposiums.

  • Teaching Activities
Teaching Activities
  • Speaker on Interventional Endoscopy of the Biliary Tract at the Tijuana General Hospital in 1992.
  • Guest Professor at the VI Grand Reunion and UpgradeCourse on Gastroenterology in 1992 in Mexicali.
  • Presenter of the Speech on the most frequent complications of laparoscopic surgery, Tijuana Medical Association in 1993.
  • Presenter of the Speech on the 1st Endolaparoscopic Surgery with Thoracoscopy, Society of American Gastrointestinal and Endoscopic Surgeons (SAGES), in Guadalajara in 1994.
  • General Coordinator of the Laparoscopy Basic Course at the Tijuana Specialty Medical Unit (UNEME) in March 2008.
  • Presenter on Vertical Banded Gastroplasty at the XXVI National Surgery Conference in Acapulco in November 2002.

Contact us now for weight loss surgery such as gastric bypass or gastric sleeve surgery in Tijuana, Mexico by Dr. Guillermo Lopez.

*Please review our full disclaimers, Terms & Conditions and, Health Privacy & Confidentiality Statement. Individual results may vary. The statements on this website have not been evaluated by the FDA or any medical professional.

Coronavirus: Medical Tourism Corporation continues to offer its services. We are receiving enquiries & are arranging future bookings.