Dr. William Thomas Callahan, MD

Gastroenterology and Internal Medicine
Gainesville, GA 30501
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About William Thomas Callahan MD

Dr. William Thomas Callahan, MD is a health care provider primarily located in Gainesville, GA. Their specialties include Gastroenterology and Internal Medicine.


William Thomas Callahan Md 663 Lanier Park Dr Gainesville, GA 30501


Dr. William Thomas Callahan has the following 2 specialties

Specialty Expertise

Dr. William Thomas Callahan has the following 10 areas of expertise

  • Hepatitis C
  • Celiac Disease
  • Abdominal Pain
  • Constipation
  • Hemorrhoids
  • Irritable Bowel Syndrome (IBS)
  • Acid Reflux Disease (GERD)
  • Ulcerative Colitis
  • Colonoscopy
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)

Dr. William Thomas Callahan Accepts the Following Insurance

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More about Dr. William Thomas Callahan

Dr. Callahan works in Gainesville, GA and specializes in Gastroenterology and Internal Medicine.

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