About Ann Marie Joyce, MD

Dr. Ann Marie Joyce received her Doctor of Medicine at University College Galway and completed her Internal Medicine Residency at Lahey Clinic Medical Center and Medical Center. She then completed her Gastroenterology Fellowship at Lahey Clinic Medical Center and Advanced Endoscopy Fellowship at the Hospital of the University of Pennsylvania. Dr. Joyce approaches each case with compassion and empathy, ensuring that all her patients receive not only exceptional medical care but also emotional support throughout their healthcare journey. In addition to general GI, she will also performs therapeutic GI cases including ERCP and Endoscopic Ultrasound.

Conditions & Procedures

  • Abdominal Pain
  • Acid Reflux & GERD
  • Anemia
  • Barrett's Esophagus
  • Biliary Disease
  • Celiac Disease
  • Colon Cancer Screening
  • Colon Diseases & Polyps
  • Dysphagia
  • Gallbladder Disease
  • Gastrointestinal Bleeding
  • Pancreatic Disease & Pancreatitis
  • Peptic Ulcer Disease
  • Radiation Proctitis
  • Anoscopy
  • Capsule Endoscopy (Pill Cam)
  • Colonoscopy (Screening & Diagnostic)
  • EGD (Upper Endoscopy)
  • Endoscopic Ultrasound (EUS)
  • ERCP & Stents
  • Esophageal & Colonic Stenting
  • Esophageal Dilation
  • Esophageal pH Testing (Bravo)
  • Esophageal pH Testing (Breath Test)
  • Flexible Sigmoidoscopy
  • PEG Placement

Office Locations

Primary Location

Picture of the Acton Office


45B Discovery Way
Acton, MA 01720

Phone: 978-429-2010
Fax: 978-264-1936

Additional Locations


4 Meeting House Rd.
Suite 6-8
Chelmsford, MA 01824

Phone: 978-454-9811
Fax: 978-221-6245


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.



University College Galway


Lahey Clinic Medical Center-GME


Lahey Clinic Medical Center-GME


Hospital of the University of Pennsylvania


Lahey Clinic Medical Center-GME

Professional Highlights


Board Certified, Gastroenterology

Awards & Recognitions

  • Teacher of the Year Award 2020
  • Graduate of the BILH Physician Leadership Program 2022

Professional Memberships

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