X-ray services will be temporarily suspended at the Circle Health Urgent Care in Westford beginning Friday 9/22 for maintenance.
If you need an X-ray, please visit one of our three other Urgent Care locations in Billerica, Dracut and Tewksbury.

Allen L. Hwang MD

Allen L. Hwang, MD

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Roles & Responsibilities

  • Chief of Gastroenterology

Departments

  • Endoscopy Center
  • Surgical Services

Specialty

  • Gastroenterology

Board Certification

  • AB of Internal Medicine/Gastroenterology, Certified

Gender

Male

Primary Office Location

Additional Office Locations

Education

Medical School

  • Duke University
    Durham, NC
  • University of Pennsylvania School of Medicine
    Philadelphia, PA

Residency

  • Internal Medicine
    University of California San Francisco
    San Francisco, CA

Fellowship

  • Advanced Endoscopy
    Brigham and Women's Hospital
    Boston, MA
  • Gastroenterology
    Hospital of the University of Pennsylvania
    Philadelphia, PA US

Interests

  • Therapeutic endoscopy
  • Endoscopic ultrasound (EUS)
  • Endoscopic retrograde cholangiopancreatography (ERCP)
  • Cholangioscopy
  • Bariatric endoscopy
  • Esophageal/enteral stent placement
  • Endoscopic removal of large colonic polyps
  • Endoscopic mucosal resection
  • Ablative therapy for Barrett's Esophagus
  • Single balloon enteroscopy
  • Argon plasma coagulation (APC) for vascular lesions of the GI tract
  • Fiducial marker placement

Additional Information

Dr. Hwang was recognized by Boston Magazine and Castle Connolly Medical Ltd as a Top Doctor in 2020, 2021, 2022 and 2023.

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