Our Surgeons

Contact Us

Please don’t hesitate to contact our office with any questions. We are ready to help you begin your journey today!

814-467-3653

windbersurgery@windbercare.org

Drs. Bertin and Moon are fellowship-trained in minimally invasive surgery and endoscopy. They perform a wide range of general surgery, including endoscopies, colonoscopies, and surgeries for GERD and hernias (including large defect surgery). They also have a focus on Metabolic and Bariatric surgery, including Roux-en-y gastric bypass, sleeve gastrectomy, adjustable gastric band, and revisional (second chance) surgeries.

Taesun Moon, DO, FACOS, FASMBS
Board Certified in General Surgery

Dr. Moon began his career at the hospital in 2013 as an independent surgeon. He became the hospital’s Bariatric Program Director in 2015 and actively participates in the Metabolic and Bariatric Surgery Accreditation and Quality Improvement Program (MBSAQIP). He is also Chief of Surgery at Chan Soon-Shiong Medical Center at Windber.

Since graduating from his Bariatric and Laparoscopic Fellowship in 2006, Dr. Moon has been performing laparoscopic general and bariatric surgery. He has performed more than 850 bariatric surgical procedures. These procedures include the Roux-en-Y gastric bypass, which reduces the size of the stomach by creating a pouch; gastric sleeve, which involves removal of a large portion of the stomach; and adjustable gastric band surgery, which involves the placement of a LAP BAND device around the upper part of the stomach. Dr. Moon has interest in innovations and advancements in the field of surgery, and he continues to expand his medical knowledge by adding procedures and education of new techniques to his practice.

Dr. Moon graduated with a degree from Cornell University, where he completed his General Surgery residency at Wyckoff Heights Medical Center – an affiliate of Cornell Medical Center. He further refined his laparoscopic and bariatric skills at Pinnacle Health in Harrisburg. He is board certified in general surgery, and also a Fellow of the American College of Osteopathic Surgeons (ACOS) and the American Society for Metabolic and Bariatric Surgery (ASMBS).

Learn more about Dr. Taesun Moon


Peter Bertin, DO
Board Certified in General Surgery

Dr. Bertin is a graduate of Ohio University’s College of Osteopathic Medicine. He did a traditional osteopathic internship at Geisinger Medical Center and went on to complete his residency training in General Surgery at Henry Ford Macomb Hospital – Warren Campus. He developed an interest in the technical aspects minimally invasive surgery and bariatric surgery through his mentors in residency.

Following his residency, Dr. Bertin helped develop the clinical and patient care pathways at Excela in Greensburg. He helped them develop a comprehensive program and gain accreditation in bariatric surgery.

He then completed fellowship training in advanced laparoscopy, endoscopy and ultrasound at St. Vincent Hospital and Indiana University in Indianapolis, Indiana. This experience further highlighted the profound clinical benefits metabolic and bariatric procedures can create for patients. For these reasons bariatric surgery became a key interest of Dr. Bertin. He also enjoys performing a wide range of minimally invasive general surgery procedures.

Learn more about Dr. Peter Bertin