Specialized Bariatric Surgery for Pleasanton, San Ramon, and the Entire East Bay

Dr. Dat T NguyenDr. Dat T. Nguyen is one of the most experienced bariatric and colorectal surgeons in the Bay Area and has conducted  hundreds of weight loss procedures and thousands of other advanced laparoscopic surgeries in his career.  He holds certifications from the American Board of Surgery as well as the American Board of Colon and Rectal Surgery.  Dr. Nguyen is known for being progressive and innovative in both colorectal and bariatric surgery at his practice serving East Bay, including Pleasanton and San Ramon. 

Dr. Nguyen is a graduate of the University of Minnesota Medical School. He subsequently obtained his post-graduate surgical training at Harbor-UCLA Medical Center.  He excelled in laparoscopic surgery and received the Society of Laparoendoscopic Surgeons Resident Achievement Award in 1998. Dr. Nguyen then completed distinguished fellowships in Surgical Oncology at Harbor-UCLA Medical Center and in Colon and Rectal Surgery at the University of Texas Herman Hospital in Houston.  He began his medical career as staff surgeon at South San Francisco Kaiser-Permanente in 1999 and founded his private bariatric surgery practice, serving Pleasanton, San Ramon, and East Bay, in 2002.

About the Practice

Our state-of-the-art surgery center offers qualified patients weight loss surgery and colorectal procedures.  Over the years, as technology has advanced, bariatric surgery has not only become safer and less invasive, but it has also become more effective in reducing excess weight.  Dr. Dat T. Nguyen performs bariatric surgery including laparoscopic Roux-en-Y gastric bypass, LAP-BAND® Adjustable Gastric Band, and revision of vertical banded gastroplasty at his East Bay practice in Pleasanton.

Dr. Nguyen received the very best training in colorectal surgery, and is highly respected in the field by patients and peers alike. Colorectal surgery is performed to treat cancer as well as other disorders of the colon, anus, and rectum. As one of the first surgeons to use laparoscopy and other advanced technologies in the field, Dr. Nguyen is at the forefront of colorectal surgery.  He also teaches surgical techniques to other physicians.

To learn more about colorectal surgery or how Dr. Dat T. Nguyen can help you achieve your weight loss goals through bariatric surgery, contact his Pleasanton practice, serving San Ramon and East Bay, to schedule a consultation.

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Contact Dr. Dat T. Nguyen to schedule a bariatric surgery consultation at his Pleasanton practice, serving San Ramon and the East Bay.






Dat T. Nguyen, M.D., Inc.

5565 W. Las Positas Blvd. Ste. 360, Pleasanton, California 94588

Map and Directions

Phone: (925) 460-3205
Fax: (925) 460-3795

Dr. Dat Tien Nguyen is a very personable and experienced colorectal and cancer surgeon....

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