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Your trusted weight loss experts

With over 7,000 surgeries performed

Obesity is a complex disease that requires a multidisciplinary approach that centers on prevention, education, treatment, and follow-up. Our bariatric group provides exceptional weight loss treatments at affordable rates.

Dr. Francisco J. Barrera Rodríguez

Board Certified Surgeon Specializing in Bariatric Surgery

Dr. Barrera Rodriguez received his medical degree from the University of Monterrey and graduated with honors from the General Surgery Residency Program at one of the most prestigious hospitals in Mexico, Hospital General de Mexico (General Hospital of Mexico). A year later, successfully completed the Bariatric Surgery & Advanced Laparoscopy Fellowship at the Hospital Central Militar (Central Military Hospital) in Mexico City. He is devoted to helping patients and committed to give them the opportunity to improve their health and quality of life in a safe and efficient way.

He has successfully provided weight loss treatments for local and international patients for over a decade with more than 7,000 surgeries performed.

CEDULA NUMBERS: Medicine 3407599 & Specialty 4892392

Dr. Sergio J. Lopez Martinez

Board Certified Surgeon Specializing in Laparoscopy and Endoscopy

Dr. Lopez Martinez pursued his medical degree at the University of Monterrey and graduated from the General Surgery Residency Program from the Metropolitan Hospital of Monterrey. Afterwards, he attended Mexico’s most prestigious hospital for postgraduate surgery and gastrointestinal endoscopy, Hospital GEA Gonzalez. There, he completed the Fellowship in Advanced Laparoscopic & Endoscopic Surgery, the sub-specialty in Diagnostic & Therapeutic Gastrointestinal Endoscopy, and the postgraduate Gastrointestinal Motility course. He firmly believes patients deserve the best attention and care so he passes this along to his patients with a great sense of commitment in an ethical way.

A leading Bariatric Endoscopist with 12 yrs of practice, with more than 6000 endoscopic procedures and 1000 gastric surgeries in Mexico.

CEDULA NUMBERS: Medicine 3407599 & Specialty 4892392

Dr. Marco A. Rojas Navarro

Board Certified Anesthesiologist

Dr. Rojas Navarro successfully completed his medical degree and graduated with honors from the University of Monterrey. After graduation, he pursued and completed the Anesthesiology Residency Program at the renowned Christus Muguerza Hospital. While at Christus Muguerza, he served as chief of residents. Currently, he participates as a Clinical Tutor in Anesthesiology. He has experience in difficult bariatric airway management and intubation. What he likes the most about his profession is the opportunity to help maintain the well-being of his patients before, during, and after any surgical procedure. At the same time as he provides great attention and promotes adequate conditions for the surgeons to help them achieve an optimal and safe surgical procedure.

He has been in practice for over 10 years and has administered more than 7000 anesthetics.

CEDULA NUMBERS: Medicine 4967786 & Specialty 7840318

Dr. Omar Mohamed Torres

Internal Medicine

Biography coming soon.

Maricela Garcia Gonzalez

Nutritionist – Bariatric Specialist & Master in Diabetes Education

LN Garcia Gonzalez graduated with honors from the Universidad Autonoma de Nuevo Leon. From there, she received a bachelor’s degree in nutrition and later pursued postgraduate studies in diabetes and nutrition. She later received a certificate as a diabetes educator. Afterwards, she attended the University of Buenos Aires Argentina for the Level 1 ISAK Anthropometry Course. In 2015, she finalized the program in Specialized Nutrition for Obesity Surgery at the CMCOEM (Mexican School for Weight Loss Surgery and Metabolic Disease). What she loves most about her profession is to help modify her patients eating habits through a healthy and adequate diet, with real and achievable goals in order to avoid, improve, and prevent any sickness in the present and future.

Garcia Gonzalez has been in practice since 2013 and she is up to date in areas related to nutrition, diabetes and weight-loss surgery.

Ana Victoria Castillo


LCP Ana Victoria Castillo graduated from the University of Monterrey and started her clinical practice at the “Centro Avanzado de Salud Mental” (CASA) which is part of the Christus Muguerza Health Group, where she participated in diverse psychology programs. She is now focused on Bariatric Psychology. Ms. Castillo helps patients get prepared for their life changes after weight loss surgery and helps them understand that their surgeries are the first step towards a healthier lifestyle.

She likes seeing the results in her patients, from their appearance, to their attitudes, and to the way they interact with their surroundings. She has always had a strong interest in helping others in hard and vulnerable life situations.

She has been in practice since 2010 and our patients see her as part of their pre-surgery program.

Our Coordinators

The Coordinator Team serve as your concierge. In fact, as natives of Monterrey, they will be able to provide you with all the information necessary to make your stay in the city a pleasant one. They handle the scheduling of your treatment, hotel accommodations, and transportation arrangements. Our coordinators will help make your trip for affordable gastric surgery a comfortable, hassle-free experience.

Nydia Barrera

International Patient Coordinator

Aranxta Munoz and Patricia Luna

Assistant and Local Patient Coordinator