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Dr. John Horwhat, MD

Gastroenterology ·  Male · Age 52

Dr. Horwhat

Walter Reed Army Medical Center

6900 Georgia Ave Washington, DC 20037

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Dr. John Horwhat, MD is a gastroenterology specialist in Washington, DC and has been practicing for 24 years. He graduated from Temple University School Of Medicine in 1992 and specializes in gastroenterology.


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Dr. Horwhat accepts

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(202) 782-6765

Dr. Horwhat accepts the following insurance:

Aetna
Aetna HMO
Choice Plus POS II
Select
Amerihealth
Personal Choice PPO
Blue Cross Blue Shield
Blue Card PPO
Capital Blue Cross
Cigna
Cigna HMO
Cigna PPO
Open Access Plus
Coventry Health Care
Coventry Health America PPO
Geisinger Health Plan
Highmark Blue Cross Blue Shield
Humana
Choice Care PPO
MultiPlan
MultiPlan PPO
PHCS Network PPO

Background Check

Healthgrades does not collect malpractice claims information for District of Columbia
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
Learn more about background checks

Experience Check

Check Dr. Horwhat's experience treating your condition or procedure

Dr. Horwhat's Top Procedures and Conditions

Treatment Frequency
Gastrointestinal Diseases
high
high

Treatment Frequency

Dr. Horwhat treats Gastrointestinal Diseases more than 89% of his peers

Dr. Horwhat treats this condition more than 89% of his peers

Abdominal Disorders
high
high

Treatment Frequency

Dr. Horwhat treats Abdominal Disorders more than 86% of his peers

Dr. Horwhat treats this condition more than 86% of his peers

Esophageal Diseases
high
high

Treatment Frequency

Dr. Horwhat treats Esophageal Diseases more than 83% of his peers

Dr. Horwhat treats this condition more than 83% of his peers

Dr. Horwhat's conditions and procedures:

  • Abdominal Disorders
  • Abdominal Pain
  • Abscess
  • All Types of Food Poisoning
  • Anal or Rectal Pain
  • Anal Prolapse
  • Anemia
  • Autoimmune Diseases
  • Barrett's Esophagus
  • Benign Neoplasm of the Digestive System
  • Benign Tumor
  • Bile Duct Procedure
  • Biliary Atresia
  • Biliary Drainage
  • Blood Disorders
  • Cancer
  • Celiac Disease
  • Cholecystitis and Gallstones
  • Cholelithiasis
  • Cirrhosis
  • Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
  • Colorectal Cancer
  • Constipation
  • Crohn's Disease
  • Dehydration
  • Diaphragmatic and-or Hiatal Hernia
  • Diarrhea
  • Diverticulitis, Intestinal
  • Diverticulosis, Intestinal
  • Duodenal Ulcer
  • Duodenitis
  • Dysentery
  • Dysphagia
  • Endoscopy (Esophagus, Stomach, Small Intestine)
  • Enteritis
  • ERCP (Endoscopic Retrograde Cholangiopancreatography)
  • Esophageal Achalasia and Cardiospasm
  • Esophageal Cancer
  • Esophageal Diseases
  • Esophageal Diverticulum
  • Esophageal Ulcer
  • Esophageal Varices
  • Esophagitis
  • Fecal Impaction Removal
  • Food Poisoning
  • Gas-Bloat Syndrome
  • Gastric Ulcer
  • Gastritis
  • Gastroenterology Procedures
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Bleeding
  • Gastrointestinal Diseases
  • Gastrointestinal Malabsorption
  • Gastroparesis
  • Heartburn
  • Hemochromatosis
  • Hemorrhoidectomy or Excision of Anal Tags
  • Hemorrhoids
  • Hepatitis B - Immune Response
  • Hepatitis C
  • Hepatorenal Syndrome
  • Hernia
  • Ileus
  • Indigestion
  • Inflammatory Bowel Disease
  • Intestinal Abscess
  • Intestinal Ischemia
  • Intestinal Obstruction
  • Irritable Bowel Syndrome
  • Lactose Intolerance
  • Liver Biopsy
  • Liver Damage from Alcohol
  • Malnutrition
  • Manometry
  • Mesenteric Panniculitis
  • Nausea
  • Neoplasm of Gastrointestinal Tract
  • Non-Alcoholic Fatty Liver Disease
  • Noninfectious Gastroenteritis and Colitis
  • Non-Neonatal Jaundice
  • Pancreatitis
  • Peptic Ulcer
  • Pouchitis
  • Pyloric Stenosis
  • Reflux Esophagitis
  • Small Intestine Cancer
  • Stomach and Small Intestine Cancer
  • Stomach Cancer
  • Stomach Diseases
  • Stomal Ulcer
  • Ulcer
  • Ulcerative Colitis
  • Unexplained Weight Loss
  • Viral Enteritis
  • Viral Hepatitis
  • Vomiting Disorders

About Me

Biography

Dr. John Horwhat, MD is a gastroenterology specialist in Washington, DC and has been practicing for 24 years. He graduated from Temple University School Of Medicine in 1992 and specializes in gastroenterology.

Specialties

  • Gastroenterology

Board Certifications

Education

2004
Duke University Hospital
Fellowship Hospital
2000
Walter Reed Army Medical Center
Fellowship Hospital
1995
Madigan Army Medical Center
Residency Hospital
1993
Madigan Army Medical Center
Internship Hospital
1992
Temple University School Of Medicine
Medical School
2004
2000
1995
1993
1992

Awards

Dr. Horwhat's Reviews

Likelihood to recommend Dr. Horwhat

3.0

Based on 2 reviews

5 Stars
50%
(1)
4 Stars
0%
(0)
3 Stars
0%
(0)
2 Stars
0%
(0)
1 Star
50%
(1)

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Dr. Horwhat?
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Average Reported Wait Time
  • 10 – 15 minutes
Dr. Horwhat's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. John Horwhat, MD
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Outstanding doctor. Simply put, one of the finest physicians I have encountered. Intellectual, compassionate. Spent time answering questions and helping us get through a difficult medical problem. I highly recommend him.
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Would never recommend this doctor. He puts his financial gain above his patients care.
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