Dr. Antonio Esquerra

Trained under DS pioneer surgeon, Dr Gilberto Ungson and continues to work with him on various weight loss procedures.


  • Dr Esquerra has performed over 1800 bariatric surgeries including   600 Duodenal Switch surgeries, 350 gastric bypass surgeries, 600 gastric sleeve surgeries and  250 revision surgeries.
  • Obalon en Spatz -3 Intragastic Balloon certified.

• Training in General Surgery at the General Hospital of Culiacán.

• Advanced Laparoscopy fellowship training in Hospital Angeles Tijuana.

• Bariatric Surgery training in a Center of Excellence at CIMA Hospital Hermosillo.


• Chief Resident in general surgery training.

• Better academic performance during training in general surgery.


• International Federation for the Surgery of Obesity (IFSO).

• Mexican College for Obesity Surgery and Metabolic Illnesses (CMCOEM)

• Mexican College of Surgeons (AMCG).

• Mexican Society of Endoscopic Surgery (AMCE).

• Bariatric Surgeon at Obesity Surgery Clinic of CIMA Hospital Hermosillo, Sonora, Mexico

• Board-certified General Surgeon with Fellowship training in Advanced Laparoscopy.

• Graduate at the prestigious Autonomous University of Guadalajara in the Faculty of Medicine.

• Adjunct Professor of Bariatric and Laparoscopic surgery of the Obesity Surgery and Diabetes Clinic at CIMA Hospital Hermosillo, Sonora, Mexico.

• Member of the surgical staff of CIMA Hospital Hermosillo, Sonora, Mexico.