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Dr. W Colin Gallahan, MD
Gastroenterology* Age 48
Dr. W Colin Gallahan, MD

Offers telehealth

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Dr. W Colin Gallahan, MD is a Gastroenterologist in North Chesterfield, VA.
Dr. W Colin Gallahan, MD
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Dr. W Colin Gallahan, MD

Gastroenterology* Age 48
North Chesterfield, VA
Accepting new patients
22 years of experience

Offers telehealth

Dr. W Colin Gallahan, MD is a Gastroenterologist in North Chesterfield, VA.
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About

Dr. Gallahan graduated from University of Virginia School of Medicine in 2004 and completed a residency at Duke University Medical. Dr. W Colin Gallahan, MD is a Gastroenterologist in North Chesterfield, VA and has 22 years experience. Dr. Gallahan currently practices at Richmond Gastroenterology Associates and is affiliated with Johnston-Willis Hospital. Dr. Gallahan has experience treating conditions like Hemorrhoids, Anal or Rectal Pain, Gastroesophageal Reflux Disease (GERD), Upper Digestive Tract Cancer, Gallstones, Unexplained Weight Loss, Gastric Ulcer, Heartburn, Constipation, Intestinal Obstruction, Gastroptosis, Nausea, Ileus, Intestinal Ulcer, Esophagitis, Inflammatory Bowel Disease, Intestinal Diverticulosis, Chronic Gastritis, Reflux Esophagitis, Dysphagia, Duodenitis, Pancreatitis, Eosinophilic Esophagitis, Intestinal Diverticulitis, Abdominal Pain, Barrett's Esophagus and Duodenal Ulcer among other conditions at varying frequencies. Dr. Gallahan's office accepts new patients and telehealth appointments. Dr. Gallahan is board certified in Gastroenterology and accepts multiple insurance plans.

Experience Check

Enter a condition or procedure
Hemorrhoids
Anal or Rectal Pain
Gastroesophageal Reflux Disease (GERD)
Hemorrhoids
Anal or Rectal Pain
Gastroesophageal Reflux Disease (GERD)
Hemorrhoids
Anal or Rectal Pain
Gastroesophageal Reflux Disease (GERD)
Upper Digestive Tract Cancer
Gallstones
Unexplained Weight Loss
Gastric Ulcer
Heartburn
Constipation
Intestinal Obstruction
Gastroptosis
Nausea
  • View other providers who treat Nausea
Ileus
  • View other providers who treat Ileus
Intestinal Ulcer
Esophagitis
Inflammatory Bowel Disease
Intestinal Diverticulosis
Chronic Gastritis
Reflux Esophagitis
Dysphagia
Duodenitis
Pancreatitis
Eosinophilic Esophagitis
Intestinal Diverticulitis
Abdominal Pain
Barrett's Esophagus
Duodenal Ulcer
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Colorectal Polyp
Colonoscopy
Gastritis
Esophageal Motility Disorders
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Diarrhea
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Bowel Strangulation
Endoscopy
Diaphragmatic and Hiatal Hernia
Cirrhosis
Anemia
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Rigid Proctosigmoidoscopy
Flexible Sigmoidoscopy
Manometry
Irritable Bowel Syndrome
Duodenal Polypectomy
Gastrointestinal Bleeding
Hypokalemia
Gas-Bloat Syndrome
Indigestion
Liver Damage from Alcohol
Ulcerative Colitis
Vomiting Disorders
Non-Alcoholic Fatty Liver Disease
Gastroparesis
Esophageal Ulcer
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Noninfectious Gastroenteritis and Colitis
Malnutrition
Crohn's Disease
Alcoholic Cirrhosis
Duodenal Cancer
Ascites
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Enteritis
Vitamin_Deficiency
Esophageal Varices
Sigmoidoscopy
Pancreas Surgeries
Dehydration
Acute Gastritis
Celiac Disease
Diffuse Esophageal Spasm
Gastrointestinal Malabsorption
Laparoscopic Removal of Stones from Biliary Tract
Colon Cancer
Familial Adenomatous Polyposis
Retroperitoneum Cancer
Acid Reflux
Alcoholic Fatty Liver
Alcoholic Gastritis
Alcoholic Hepatic Failure
Alcoholic Hepatitis
All Types of Food Poisoning
Anal Sphincter Dysplasia
Autoimmune Hepatitis
Barretts Esophagus with Dysplasia
Benign Neoplasm of the Digestive System
Bile Duct Obstruction
Biliary Atresia
Biliary Cirrhosis
Boerhaave's Syndrome
Cholangitis
Cholecystitis and Gallstones
Coccygeal Pain
Colorectal Cancer
Congenital Anomaly Esophagus
Congenital Anomaly Intestine
Cyclical Vomiting
Cyclical Vomiting Syndrome
Digestive Disorders
Diverticulitis
Diverticulosis
Dysentery
Ehlers-Danlos Syndrome
Eosinophilic Gastritis
Esophageal Achalasia and Cardiospasm
Esophageal Cancer
Esophageal Diverticulum
Food Allergy
Food Poisoning
Gastrojejunal Ulcer
Hemochromatosis
Hepatitis A
Hepatitis B
Hepatitis B - Immune Response
Hepatitis C
Hepatorenal Syndrome
Hereditary Amyloidosis
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Infectious Diarrheal Disease
Intestinal Prolapse
Ischemic Colitis
Liver Abscess
Long COVID Disorder
Mallory-Weiss Syndrome
Megacolon
Neoplasm of Gastrointestinal Tract
Non-Neonatal Jaundice
Pancreatic Pseudocyst
Pelvic Abscess
Peptic Ulcer
Pernicious Anemia
Pouchitis
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Proctoptosis
Pyloric Stenosis
Rectal Prolapse
Rectal Ulcer
Salmonella Food Poisoning
Splenomegaly
Stomach and Small Intestine Cancer
Stomach Cancer
Stomach Stenosis
Thiamin Deficiency
Toxic Megacolon
Vascular Insufficiency of Intestines
Viral Enteritis
Viral Hepatitis
Viral Infection
Vitamin B Complex Deficiency
Vitamin B12 Anemia
Bile Duct Procedure
Biliary Drainage
Colon Cancer Screening
Colorectal Cancer Screening
Endoscopic Ultrasound
Esophagogastric Fundoplasty
Fecal Impaction Removal
Gallbladder Scan
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Liver Biopsy
Liver Function Test
Percutaneous Edoscopic Gastrostomy (PEG)
pH Probe
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Proctosigmoidoscopy
Screening Colonoscopy
Ultrasound
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Tricare
  • CareMore Health Plans
  • Aetna
  • Curative EPO
    Curative
    Curative PPO Plus
    Curative PPO
  • Medicare
  • KeyCare-VA POS
    Platinum-VA PPO
    Gold OAEPO-VA
    HealthKeepers Bronze with H.S.A-VA
    KeyCare-VA PPO
    The Local Choice-VA
  • Excellus BlueCross BlueShield
    Excellus BlueCross BlueShield PPO
  • Medicaid of Virginia
  • Virginia Premier
  • HealthyBlue Advantage
    HealthyBlue 2.0
  • Choice
  • HealthKeepers Plus
    Anthem Blue Cross Blue Shield
  • Medicaid
  • Open Access
  • Premera Blue Cross Blue Shield PPO
  • Virginia Health Network
  • Optima Health
  • Cigna
  • MultiPlan PPO
  • United Healthcare
  • Humana

Locations

  1. 1 Richmond Gastroenterology Associates
    223 Wadsworth Dr, North Chesterfield, VA 23236
    Icon Directions Right Arrow Directions Phone Icon (804) 330-4021

Patient Satisfaction

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Dr. Gallahan's Office & Staff

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Experience with Dr. Gallahan

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  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Telehealth Options
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(804) 330-4021

About Me

Specialties*
Gastroenterology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Common Questions and Answers
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. W Colin Gallahan, MD. To arrange an appointment, call the number on Dr. Gallahan's profile.

Dr. Gallahan frequently treats the following conditions: Hemorrhoids, Anal or Rectal Pain, Gastroesophageal Reflux Disease (GERD), Upper Digestive Tract Cancer, Gallstones, Unexplained Weight Loss, Gastric Ulcer, Heartburn, Constipation, Intestinal Obstruction, Gastroptosis, Nausea, Ileus, Intestinal Ulcer, Esophagitis, Inflammatory Bowel Disease, Intestinal Diverticulosis, Chronic Gastritis, Reflux Esophagitis, Dysphagia, Duodenitis, Pancreatitis, Eosinophilic Esophagitis, Intestinal Diverticulitis, Abdominal Pain, Barrett's Esophagus and Duodenal Ulcer. See more on Sharecare.

Dr. W Colin Gallahan, MD is affiliated with Johnston-Willis Hospital.

Yes, Dr. W Colin Gallahan, MD holds board certification in Gastroenterology.

Education
Medical Education
  • University of Virginia School of Medicine
    2004
Medical Education
Board Certifications
  • Gastroenterology
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Internship
  • Duke University Medical Center
    2005
Internship
Residency Hospital
  • Duke University Medical
    2007
Residency Hospital
Fellowship Hospital
  • Wake Forest University Baptist Me
    2010
Fellowship Hospital

Hospital Affiliations

  • Johnston-Willis Hospital

    1401 Johnston Willis Dr, North Chesterfield, VA

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