Summary

Dr. William Gallahan is a gastroenterologist and internal medicine physician who earned his medical degree from the University of Virginia School of Medicine. With 22 years of experience in medicine, he specializes in diagnosing and treating conditions affecting the digestive system while also providing comprehensive internal medicine care. Dr. Gallahan is fluent in both English and Spanish.

He practices at multiple locations throughout the Richmond area in Virginia, including affiliations with Chippenham Hospital, Johnston Willis Hospital, Bon Secours Saint Francis Medical Center, Henrico Doctors Hospital, and Parham Doctors Hospital. Dr. Gallahan focuses on treating digestive conditions such as colon polyps and stomach discomfort. His expertise includes performing colonoscopies and upper and lower gastrointestinal endoscopy procedures to diagnose and treat digestive health concerns. Patients have given him an average rating of 3.4 out of 5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.4
  • 22 years of experience
  • speaks English, Spanish
  • University Of Virginia School Of Medicine
  • 3 written reviews
  • 2 specialties
  • 27 areas of expertise
  • 2 board certifications
  • 5 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. William Colin Gallahan has 4 locations

Virginia Endoscopy Group Llc

215 Wadsworth DrNorth Chesterfield, VA 23236
Mon6:30 am - 5:00 pm
Tue6:30 am - 5:00 pm
Wed6:30 am - 5:00 pm
Thu6:30 am - 5:00 pm
Fri6:30 am - 5:00 pm
SatClosed
SunClosed

Henrico Doctors Hospital

1602 Skipwith RdRichmond, VA 23229

Chippenham Hospital

7101 Jahnke RdRichmond, VA 23225

Parham Doctors Hospital

7700 E Parham RdRichmond, VA 23294

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Dr. William Colin Gallahan, MDJi Soo Choi, APRNBrendon Bower, APRNJan Seiler, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.4 
22 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English Speaks English
North Chesterfield , VASACRAMENTO , CATempe , AZMontgomery , AL
Med School: University Of Virginia School Of Medicine Med School: New York University Med School: University of Cincinnati Med School: Georgia State University
Current Profile
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Insurance Plans Accepted by Dr. William Colin Gallahan

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. William Colin Gallahan has the following 2 specialties

Specialty Expertise

Dr. William Colin Gallahan has the following 27 areas of expertise

  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Barrett Esophagus
  • Check-up
  • Colon Cancer
  • Colon Tumor (Adenomatous Polyps)
  • Colonic Diverticulitis
  • Colonic Diverticulosis
  • Colonoscopy
  • Constipation
  • Crohn's Disease
  • Digestive System Endoscopy (EGD)
  • Endoscopic Retrograde Cholangiopancreatography (ERCP)
  • Gastrointestinal Cancer
  • Gastrointestinal Diseases (GI Diseases)
  • Gastrointestinal Hemorrhage
  • Heartburn
  • Hepatitis C
  • Immunization
  • Inflammatory Bowel Diseases (IBD)
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Liver Diseases
  • Pancreas inflammation (Pancreatitis)
  • Physical
  • Ulcerative Colitis
  • Vaccination
  • Weight Loss

Certifications, License, & Education

22 Years Experience

Dr. William Colin Gallahan holds an expired medical license in the state of Virginia.

Medical License

Medical Doctor with an expired medical license in the state of Virginia that expired in 2026.

Education & Training

Medical School

Graduated from University Of Virginia School Of Medicine in 2004.

NPI Number

Dr. Gallahan's NPI number is 1508040213.

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Frequently Asked Questions

Does Dr. William Gallahan accept virtual/telehealth appointments?
Dr. William Gallahan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. William Gallahan?
You can find contact information for Dr. William Gallahan here on Vitals.
Does Dr. William Gallahan accept my insurance?
You can see the insurance plans that Dr. William Gallahan accepts on their Vitals profile.
Is Dr. William Gallahan accepting new patients?
Dr. William Gallahan is accepting new patients on Vitals. View Dr. William Gallahan's profile on Vitals to make an appointment.
Which hospitals is Dr. William Gallahan affiliated with?
Dr. William Gallahan is affiliated with Chippenham Hospital, Johnston Willis Hospital, Bon Secours Saint Francis Medical Center, Henrico Doctors Hospital, and Parham Doctors Hospital.

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