Nationally Recognized Bariatric and Gastroesophagel Surgeon Joins Department of Surgery at Renown

Renown Health, the region’s largest, locally governed, not-for-profit integrated academic health care system serving Nevada, Lake Tahoe, and northeast California is proud to announce the appointment of Alexander L. Ayzengart, MD, MPH, FACS, FASMBS, as the first robotic bariatric and gastroesophageal surgeon to be employed by the Department of Surgery.

“Dr. Ayzengart brings a wealth of expertise and experience, specializing in minimally invasive management of obesity, reflux, esophageal and stomach disorders, and select abdominal general surgical conditions,” says Rahul Mediwala, MD, MBA, CEO of Renown Medical Group. “We are committed to addressing the growing need for effective, long-term solutions for obesity, stomach disorders and related conditions. Dr. Ayzengart specializes in gastric bypass, sleeve gastrectomy, and revisional bariatric surgeries, and provides personalized care for people struggling with obesity and its associated risks, such as diabetes, heart disease, and hypertension.”

Dr. Ayzengart is affiliated with the University of Nevada, Reno School of Medicine as a clinical assistant professor of surgery and is involved with educational and research efforts through UNR. Dr. Ayzengart earned his medical degree from the University of Michigan Medical School in Ann Arbor, MI. Dr. Ayzengart completed his general surgery residency at the University of California San Francisco Medical Center. He completed subspecialty training in advanced laparoscopic, robotic, and bariatric surgery at the Cedars-Sinai Medical Center in Los Angeles, CA. He also served as a lieutenant commander in the U.S. Navy Medical Corps. As an active-duty general surgeon, Dr. Ayzengart was a staff surgeon at the U.S. Naval Hospital in Camp Pendleton and a department head at the U.S. Naval Hospital in Yokosuka, Japan.

“Dr. Ayzengart has earned a national reputation for excellence in patient care, with a holistic approach that emphasizes not only surgical outcomes but also post-surgery support, nutrition, and lifestyle changes for long-term success,” says Christos A. Galanopoulos, MD, MBA, MSc, FACS, VP, Chairman Department of Surgery at Renown Health. “We are fortunate to have him on our team. The addition of bariatric surgery aligns with our mission to provide comprehensive and essential healthcare services to our growing community. Dr. Ayzengart is a superb clinician, skilled investigator and effective educator. His expertise is a critical resource for people looking to achieve a healthier, more fulfilling and active lives.”

Dr. Ayzengart is excited to join the Renown team and to serve the community. “I’m honored to be part of such a progressive and innovative healthcare organization that puts people first and prioritizes excellent care. Together, we will help individuals regain control of their health and overall well-being,” said Dr. Ayzengart.

Dr. Ayzengart’s clinical interests include bariatric, anti-reflux, gastroesophageal, and abdominal surgery. He is board-certified through the American Board of Surgery and is a Fellow of the American College of Surgeons and American Society for Metabolic and Bariatric Surgery. He is currently a vice president of the California / Nevada state chapter of the American Society for Metabolic and Bariatric Surgery (ASMBS), and previously served as a president-elect of the Florida, Puerto Rico, and the Caribbean state chapter. Dr. Ayzengart is a long-term committee member of the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES), the Society for Surgery of the Alimentary Tract (SSAT), the American Foregut Society (AFS) and ASMBS.

He is widely recognized as an expert in the fields of bariatric and gastroesophageal surgery, having published numerous peer-reviewed publications and book chapters, and presented at a variety of regional, national, and international conferences. Dr. Ayzengart is bilingual in Spanish and Russian and is a trainer and mentor for other surgeons who are interested in adopting robotic surgery into their practice.

Dr. Ayzengart’s Clinical Expertise Includes:

• Metabolic bariatric surgery – adult, adolescent, and pediatric; revisional and primary;
• Anti-reflux surgery, benign gastric and esophageal disorders, peptic ulcer disease;
• Gastroesophageal cancer surgery and palliative surgery for obstruction of stomach and esophagus;
• Abdominal solid organ and small bowel surgery for variety of benign and malignant conditions;
• Advanced therapeutic endoscopy for management of bariatric and foregut complications;
• Robotic management of inguinal and certain abdominal incisional hernias.

If you are a physician and would like to refer patients, or a person who wishes to be screened for surgery by Dr. Ayzengart, please contact Renown Surgery Care at 775-982-6270. Dr. Ayzengart sees patients at Renown Surgery at 1500 E 2nd St, Ste 300 in Reno, NV.

As the region’s only Level 2 Trauma Center for adults and children, Renown serves over 1 million people and 100,000 square miles. In U.S. News and World Report Best Hospital Rankings, Renown Regional Medical Center is named #1 Hospital for the State of Nevada for 2024, 2023 and 2022.

About the University of Nevada, Reno School of Medicine

The University of Nevada, Reno School of Medicine (UNR Med), Nevada’s first public medical school, is a community-based, research-intensive medical school with a statewide vision for a healthy Nevada. Since 1969, UNR Med has trained more than 3,900 students, residents and fellows. UNR Med continues to improve the health and well-being of all Nevadans and their communities through excellence in student education, postgraduate training and clinical care, research with local, national and global impact and a culture of diversity and inclusion. For more information, visit med.unr.edu.

About Renown Health

Renown Health is the region’s largest, locally governed, not-for-profit integrated health care network serving Nevada, Lake Tahoe, and northeast California. With a diverse workforce of more than 7,500 employees, Renown has fostered a longstanding culture of excellence, determination, and innovation. The organization comprises a trauma center, two acute care hospitals, a children’s hospital, a rehabilitation hospital, a medical group and urgent care network, and the locally owned not-for-profit insurance company, Hometown Health. For more information, visit renown.org.