Skip to Main Content

Bariatric Surgeons

Dignity Health’s skilled and compassionate bariatric surgeons are part of a multidisciplinary team that will support you throughout your weight loss surgery experience.

Our surgeons are highly trained in their field. Many of them received advanced fellowship training as part of their education and have worked on research projects to improve the future of weight loss surgery. It is important to get to know your bariatric surgeon and understand the treatment options available to you.

Get to know our Bariatric Surgeons

H. Ruby Gatschet, MD

Dr. Gatschet earned her bachelor’s degree from the University of Pennsylvania prior to attending medical school at the University of Massachusetts. Her surgical training includes general surgery residency and a dedicated fellowship in minimally invasive and bariatric surgery with University of California, San Francisco and Advanced Laparoscopic Surgery Associates in Fresno, CA. Dr. Gatschet was awarded the UCSF Fresno Department of Surgery Award for Excellence in Medical Student Teaching three years in a row. Dr. Gatschet believes in providing first-class care to her patients with compassion and integrity, and strives to continually improve and perfect all aspects of medical management both inside and outside of the operating room. She performs the Roux-en-Y gastric bypass, sleeve gastrectomy, adjustable gastric band, revision surgery, and many other general surgical procedures laparoscopically. She is board certified in general surgery, and a member of the Society of Gastrointestinal and Endoscopic Surgeons and the American Society of Bariatric and Metabolic Surgeons.

Rana Khan, MD

Dr. Khan is a board certified general surgeon who attended medical school at Dow Health Sciences University. He received his general surgery training at University of British Columbia in Vancouver, Canada. He attended an advance GI and bariatric surgery fellowship at McMaster University. He also has special interest in surgical endoscopy procedures including endobariatric procedures. Dr. Khan is a current member of both the American Society of Bariatric and Metabolic Surgery and Society of Gastrointestinal and Endoscopic Surgeons. He is also a Fellow of Royal College of Physicians and Surgeons of Canada. He performs laparoscopic Roux-en-Y gastric bypass, sleeve gastrectomy and revision of bariatric surgery.  He has interested in Intra-Gastric Balloon for weight loss.

Laura Machado, MD

Dr. Machado leads the bariatric surgery team at Mercy San Juan Medical Center. She is board certified by the American Board of Surgery and is a fellowship-trained bariatric surgeon from the program at Montefiore Medical Center in New York. Dr. Machado completed her medical education at the University of California, San Diego, followed by a surgical residency at the University of California, Davis Medical Center. She received advanced laparoscopic bariatric training at Montefiore Institute for Minimally Invasive Surgery and is an active member of the American Society for Bariatric Surgery, as well as a participating surgeon in LABS (Longitudinal Assessment of Bariatric Surgery), an NIH research project. Dr. Machado performs laparoscopic gastric bypass, Lap Band® and REALIZE adjustable gastric banding, sleeve gastrectomy and revisional bariatric procedures. 

Get Started at Our Bariatric Seminar

Attend one of our introductory education seminars to learn more about bariatric surgery. Register today