About Dr. Inabnet III
Dr. William B. Inabnet, III, is the Chairman of the Department of Surgery at Mount Sinai Beth Israel; The Eugene W. Friedman, MD, Professor of Surgery and the Surgical Director of the Diabetes, Obesity and Metabolism Institute at the Icahn School of Medicine at Mount Sinai. He is also the inaugural Director of Endocrine Surgery Quality for the Mount Sinai Health System.
Dr. Inabnet attended the University of North Carolina at Chapel Hill where he received his undergraduate and medical school education. He completed his residency in general surgery at Rush Medical College and Rush-Presbyterian-St Luke’s Medical Center in Chicago, IL. Dr. Inabnet then completed a fellowship in endocrine surgery at Cochin Hospital in Paris, France where he trained under Professor Yves Chapuis, a world leader in the field of endocrine surgery and targeted parathyroidectomy.
An international authority in the field of minimally invasive endocrine surgery, Dr. Inabnet has pioneered new techniques in minimal access endocrine neck surgery as well as adrenal and pancreatic surgery. In 1998, he helped perform the first endoscopic thyroid resection in the United States (2nd in the world) and has since helped advance the field of video-endoscopic neck surgery. Dr. Inabnet was among the first surgeons in the United States to introduce remote access thyroid surgery and is one of the few surgeons in the world who performs transaxillary, bilateral axillo-breast approach (BABA) and transoral endoscopic thyroid surgery. Dr. Inabnet is also a leader in the field of minimally invasive metabolic surgery with an interest in disorders of the endocrine system in obese patients, especially Type 2 diabetes and malignancy. Dr. Inabnet has participated in national and international clinical trials evaluating the role of gastrointestinal surgery in treating diabetes. He holds numerous leadership positions in the American Association of Endocrine Surgeons, American Association of Metabolic and Bariatric Surgery, the American College of Surgeons and the American Thyroid Association. In 2018, Dr. Inabnet was named Editor-in-Chief of VideoEndocrinology, an online video journal that publishes endocrine surgery educational videos for healthcare professionals. Dr. Inabnet is also President of the Endocrine Surgery Quality Foundation, a non-for-profit that oversees the Collaborative Endocrine Surgery Quality Improvement Program (CESQIP). CESQIP is an international collaborative that advances quality in the field of thyroid and endocrine surgery with over 60 participating institutions (including Mount Sinai).
Dr. Inabnet has authored more than 180 peer-reviewed articles and book chapters, and 5 textbooks. He lectures throughout the world and was inducted into the Southern Surgical Association, the American Surgical Association, the French National Academy of Surgery and the French Academy of Medicine, becoming only the 4th US surgeon to achieve this honor.

Insurance Participation
- 1199SEIU
- Aetna
- Blue Cross Blue Shield
- Cigna
- GHI
- Medicaid
- Medicare
- Oxford (UnitedHealthcare)
- UnitedHealthcare Oxford
Credentials
Education and Training |
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University of North Carolina School of Medicine graduated 1991 |
Residency in General Surgery, Rush-Presbyterian-St. Luke’s Medical Center, Chicago, IL; 1996 |
Fellowship in Endocrine Surgery, Cochin Hospital, Paris, France; 1997 |
Current Academic Appointment |
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Eugene W. Friedman Professor of Surgery Icahn School of Medicine at Mount Sinai |
Board Certification |
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American Board of Surgery 1998 |
Locations
Mount Sinai Downtown Thyroid Center
10 E Union Square
2nd Floor, Suite L
New York, NY, NY 10003
Directions
Mount Sinai Hospital
Hess Center for Science and Medicine
1470 Madison Ave, 3rd Floor
New York, NY, NY 10029
Directions
Appointments
Dr. Inabnet III is currently accepting new patients.
Appointment Hours:
Monday | — |
Tuesday | 9-5pm |
Wednesday | — |
Thursday | 9-5pm |
Friday | — |
Saturday | — |
Sunday | — |