OCC

Authority

Scientific Advisory Board

MagnaMetabolic editorial content is reviewed by experienced bariatric and metabolic surgery professionals. The Scientific Advisory Board provides editorial oversight on evidence interpretation, accuracy, and patient safety.

Written by MagnaMetabolic Editorial Team Medically reviewed by Ariel Ortiz, MD — Bariatric & Metabolic Surgery Last reviewed: June 7, 2026

Full board composition, individual disclosures of interest, and formal terms of reference will be published on this page. Until that publication is finalized, please see the Medical Review Board for current named reviewers and the Editorial Policy for our editorial standards.

Editorial Oversight

Medical Review & Clinical Oversight

The educational content on this website is reviewed for medical accuracy, clarity, and patient safety by experienced bariatric and metabolic surgery professionals. The purpose of this review is to help ensure that information about obesity treatment, bariatric surgery, metabolic health, revisional surgery, endoscopic procedures, GLP-1 medications, and long-term follow-up is presented responsibly and without exaggerated claims.

Medical Reviewers

Dr. Ariel Ortiz Lagardere, MD, FACS, FASMBS
Bariatric & Metabolic Surgeon — Founder and Director, Obesity Control Center

Dr. Ariel Ortiz Lagardere is a bariatric and metabolic surgeon with extensive experience in minimally invasive weight-loss surgery, metabolic disease treatment, international patient care, and surgical education. Public professional profiles describe him as board-certified in Mexico, a Fellow of the American College of Surgeons, a Fellow of the American Society for Metabolic and Bariatric Surgery, and an SRC-recognized Master Surgeon in Metabolic and Bariatric Surgery.

Dr. Arturo Martinez Gamboa, MD
Bariatric & Metabolic Surgeon — Obesity Control Center

Dr. Arturo Martinez Gamboa has been affiliated with Obesity Control Center since 2001. His publicly available professional biography describes advanced laparoscopic and bariatric training at Hospital Ramón y Cajal in Madrid, Spain. Surgical Review Corporation sources identify him as an SRC-accredited Master Surgeon in Metabolic & Bariatric Surgery and Bariatric Revisional Surgery.

Dr. Helmuth Billy, MD
Bariatric & Revisional Surgery Specialist — Ventura, California

Dr. Helmuth Billy is a bariatric surgeon specializing in laparoscopic bariatric surgery, revisional bariatric surgery, and multidisciplinary weight-loss care. Public ASMBS meeting biographies describe him as being in private practice since 1997, actively practicing bariatric surgery since 2000, serving as medical director at two MBSAQIP hospitals, and having a clinical interest in weight regain and revisional surgery.

Editorial Review Process

All medical content is periodically reviewed for accuracy, relevance, readability, and consistency with current medical knowledge and accepted bariatric and metabolic surgery principles. Content is intended to support informed decision-making and does not replace consultation with a qualified healthcare professional.

Educational Disclaimer

This website provides general educational information only. It does not provide medical advice, diagnosis, treatment recommendations, or guarantees of outcome. Candidacy for any medical, surgical, endoscopic, or medication-based treatment must be determined by a qualified healthcare professional after an individual evaluation.

Last reviewed: June 2026

References

Selected authoritative sources informing our educational content. External links open in a new tab; we do not control or endorse third-party content.

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