About Lynne B. Ahn, MD

Dr. Ahn has over 14 years of experience in gastroenterology and liver disease. She earned her medical degree from the George Washington School of Medicine and completed her residency in Internal Medicine at the University of California, San Francisco. Dr. Ahn served our country in the Navy, rising to the rank of Lieutenant Commander before leaving to pursue her gastroenterology training at Boston Medical Center. She subsequently completed a Fellowship in Metabolic and Nutritional Medicine and brings an added expertise in Women’s Wellness to the practice.

Dr. Ahn is currently on staff at MetroWest Medical Center, Beth Israel Deaconess Medical Center, the Boston Endoscopy Center and Charles River Endoscopy.

Conditions & Procedures

  • Abdominal Pain
  • Acid Reflux & GERD
  • Barrett's Esophagus
  • Celiac Disease
  • Colitis
  • Colon Cancer Screening
  • Colon Diseases & Polyps
  • Crohn’s & Ulcerative Colitis
  • Diverticulitis
  • Gallbladder Disease
  • Hemorrhoids
  • Hepatitis
  • Indigestion
  • Irritable Bowel Syndrome
  • Liver Disease
  • Pancreatic Disease & Pancreatitis
  • Peptic Ulcer Disease
  • Colonoscopy (Screening & Diagnostic)
  • EGD (Upper Endoscopy)
  • Flexible Sigmoidoscopy
  • Nutritional Counseling

Office Locations

Primary Location

Picture of the Framingham Office


475 Franklin St.
Suite 110
Framingham, MA 01702

Phone: 508-620-9200
Fax: 508-620-6483

Procedure Locations

Having a procedure? It may not always be in the same location where you consulted with your doctor. Check with your doctor to make sure you’re headed to the right place.



George Washington University School of Medicine


University of California at San Francisco School of Medicine


Boston Medical Center


Oakland Naval Hospital-CLOSED

Professional Highlights


Board Certified in Gastroenterology

Awards & Recognitions

  • Compassionate Doctor Recognition, Vitals
  • On-Time Doctor Award, Vitals
  • Patients’ Choice Award, Vitals

Professional Memberships

  • American College of Gastroenterology
  • American Gastroenterological Association
  • American Society of Gastrointestinal Endoscopy
  • Massachusetts Gastroenterology Association