Thank You

Your message has been received.

Alan H. Wang, M.D.

Alan H. Wang



  • Gastroenterology

Board Certifications

  • Gastroenterology


  • English

Medical Interests

Bariatric medicine and obesity, colon cancer, gallbladder disease, Crohn's disease and ulcerative colitis, liver disease, esophageal disorders including GERD and Barrett's esophagus, nutrition and various gastrointestinal disorders.

Personal Interests

Violin, reading, sports, traveling.



School Princeton University
Graduation Date 06/1997
Degree B.S.

School Wayne State University School of Medicine
Graduation Date 06/2002
Degree M.D.
Honors Gross Anatomy, Internal Medicine, Surgery, Gastroe


School Thomas Jefferson University Hospital
Title Resident in Internal Medicine


School Geisinger Medical Center
Specialty Gastroenterology

School Geisinger Medical Center
Specialty Nutrition



  • Capsule Endoscopy
  • Colorectal Cancer Screening
  • Endoscopic Foreign Body Removal
  • Enteroscopy (Therapeutic & Diagnostic)
  • Esophagogastroduodenoscopy- EGD
  • Flexible Sigmoidoscopy
  • Ileoscopy
  • Percutaneous Endoscopic Gastrostomy Placement
  • Polyp Removal
  • pH Study for Esophageal Reflux Disease


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

Awards and Accolades

Name Chief's Distinguished Service Award for Resident o
Date 01/2005

Health Topics Posts

Barrett's Esophagus

DMG Gastroenterology

Barrett’s Esophagus is a pre-cancerous condition affecting the lining of the esophagus, which is the swallowing tube that carries solid food and liquids from the mouth to the stomach.

Topics and Subtopics: Digestive Disorders

Colon Cancer - Why Should You Get Screened?

DMG Gastroenterology

Colon Cancer Colon Cancer is the third leading cause for cancer in men and women. Last year approximately 140,000 Americans were diagnosed with colorectal cancer and over 50,000 of those individuals died from their colon cancer.

Topics and Subtopics: Men's Health


Hospital Affiliations