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Dr. John Walker, DO

Internal Medicine ·  Male · Age 33

Dr. Walker

Maine Medical Center

22 Bramhall St Portland, ME 04102

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(207) 883-5295


Dr. John Walker, DO is an internal medicine specialist in Portland, ME. He specializes in internal medicine.


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Dr. Walker accepts

Accepted insurance can change. Please double-check when making an appointment.

(207) 883-5295

Dr. Walker accepts the following insurance:

Anthem
Pathway X Enhanced/Ind Guided Access ME
Blue Cross Blue Shield
Blue Card PPO
First Health (Coventry Health Care)
First Health (Coventry Health Care) PPO

Background Check

Healthgrades does not collect malpractice claims information for Maine
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 if Dr. Walker treats your condition or procedure

Dr. Walker's conditions and procedures:

  • Abdominal Disorders
  • Abdominal Pain
  • Anal or Rectal Pain
  • Anemia
  • Autoimmune Diseases
  • Barrett's Esophagus
  • Benign Neoplasm of the Digestive System
  • Benign Tumor
  • Blood Disorders
  • Cancer
  • Cholecystitis and Gallstones
  • Cirrhosis
  • Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
  • Constipation
  • Dehydration
  • Diaphragmatic and-or Hiatal Hernia
  • Diarrhea
  • Diverticulitis, Intestinal
  • Diverticulosis, Intestinal
  • Duodenitis
  • Dysentery
  • Dysphagia
  • Endoscopy (Esophagus, Stomach, Small Intestine)
  • Enteritis
  • Esophageal Diseases
  • Esophageal Diverticulum
  • Gas-Bloat Syndrome
  • Gastritis
  • Gastroenterology Procedures
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Bleeding
  • Gastrointestinal Diseases
  • Gastroparesis
  • Heartburn
  • Hemochromatosis
  • Hemorrhoids
  • Hepatitis C
  • Hernia
  • Inflammatory Bowel Disease
  • Intestinal Obstruction
  • Irritable Bowel Syndrome
  • Liver Biopsy
  • Liver Damage from Alcohol
  • Malnutrition
  • Nausea
  • Non-Alcoholic Fatty Liver Disease
  • Noninfectious Gastroenteritis and Colitis
  • Non-Neonatal Jaundice
  • Peptic Ulcer
  • Stomach Diseases
  • Ulcer
  • Ulcerative Colitis
  • Unexplained Weight Loss
  • Viral Enteritis
  • Viral Hepatitis
  • Vomiting Disorders

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About Me

Biography

Dr. John Walker, DO is an internal medicine specialist in Portland, ME. He specializes in internal medicine.

Specialties

  • Internal Medicine

Board Certifications

Awards

Affiliated Hospitals

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