Hien Tan Nguyen, M.D., M.B.A., M.P.H.

Headshot of Hien Tan Nguyen
  • Director, Comprehensive Hernia Center
  • Associate Professor of Surgery

Languages: English, Vietnamese


Bariatric Surgery, Gastric Bypass Surgery, General Surgery, Hernia Repair, Hernias, Incisional Hernia Repair, Inguinal Hernia, Lap Band Surgery, Laparoscopic Bariatric Surgery, Laparoscopic Gastric Banding, Laparoscopic Roux-en-y Gastric Bypass, Minimally Invasive Surgery, Natural Orifice Surgery, Paraesophageal Hernia, Robotic Surgery, Single Incision Surgery, Sleeve Gastrectomy, Ventral Hernia, Weight Loss Surgery ...read more

Request an Appointment

Insurance Information

Main Phone

Outside of Maryland & Washington D.C.

Request Appointment

International Patients

Request Appointment


Johns Hopkins Bayview Medical Center

Appointment Phone: 410-550-5900
4940 Eastern Avenue
Baltimore, MD 21224 map
Phone: 410-550-5900

The Johns Hopkins Hospital (Main Entrance)

Appointment Phone: 443-997-1508
1800 Orleans St.
Sheikh Zayed Tower
Baltimore, MD 21287 map
Phone: 410-933-1233

Johns Hopkins Outpatient Center (now called Levi Watkins, Jr., M.D., Outpatient Center)

Appointment Phone: 443-997-1508
601 N. Caroline St.
Baltimore, MD 21287 map


Hien T. Nguyen, M.D., FACS, is an assistant professor of surgery at The Johns Hopkins University School of Medicine.

After completing an undergraduate education at University of California, Davis, Dr. Nguyen earned his medical degree at University of California, Davis School of Medicine. He completed training in general surgery at University of California, San Francisco East Bay, followed by a fellowship in advanced laparoscopic and bariatric surgery at The Johns Hopkins University School of Medicine.

Dr. Nguyen is an expert in single-incision surgery, robotic surgery and laparoscopic bariatric surgery (which includes Roux-en-Y gastric bypass, adjustable gastric bands, sleeve gastrectomy and duodenal switch). He was instrumental in helping to establish the single-incision approach for laparoscopic surgery at The Johns Hopkins Medical Institutions. Dr. Nguyen also specializes in the repair of complex hernias and abdominal wall reconstruction, utilizing minimally invasive and advance techniques. He also works with students and residents in surgical education and biomedical engineering.

Dr. Nguyen currently is an active member of many academic organizations, including the American Society for Metabolic and Bariatric Surgery, the Society for Surgery of the Alimentary Tract, the Society of American Gastrointestinal and Endoscopic Surgeons, the American Hernia Society and the American College of Surgeons. His research interests include clinical outcomes in hernia surgery, critical care medicine, bariatric surgery and metabolic syndrome.

...read more


  • Director, Comprehensive Hernia Center
  • Associate Professor of Surgery
  • Associate Professor of Biomedical Engineering

Departments / Divisions

Centers & Institutes



  • MD; University of California - Davis School of Medicine (2003)


  • Surgery; University of California San Francisco School of Medicine (2008)

Board Certifications

  • American Board of Surgery (Surgery) (2008)

Activities & Honors


  • American Society for Metabolic and Bariatric Surgery
  • Society for Surgery of the Alimentary Tract
  • Society of American Gastrointestinal and Endoscopic Surgeons American College of Surgeon

Videos & Media

Recent News Articles and Media Coverage

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

Is this you? Edit Profile
back to top button