Accepting new patients

Dr. John Siegfried, MD

Gastroenterology •  Male • Age 70

  
Dr. Siegfried
1221 N Highland Ave Aurora, IL 60506
Accepting new patients

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Dr. John Siegfried, MD is a gastroenterology specialist in Aurora, IL and has been practicing for 41 years. He graduated from University Of Illinois College Of Medicine Chicago in 1975 and specializes in gastroenterology.


Dr. Siegfried's Reviews

Likelihood to recommend Dr. Siegfried

5.0

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Average Reported Wait Time
  • 31 – 45 minutes
Dr. Siegfried's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness

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About Me

Biography

Dr. John Siegfried, MD is a gastroenterology specialist in Aurora, IL and has been practicing for 41 years. He graduated from University Of Illinois College Of Medicine Chicago in 1975 and specializes in gastroenterology.

Specialties

  • Gastroenterology

Board Certifications

  • Gastroenterology
  • Internal Medicine

Education

1979
Ill Affil Hosps
Fellowship Hospital
1977
Ill Affil Hosps
Residency Hospital
1976
Ill Affil Hosps
Internship Hospital
1975
University Of Illinois College Of Medicine Chicago
Medical School

Languages

  • French
  • Spanish
  • English

Awards

Insurance Check

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Dr. Siegfried accepts

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

(630) 859-8700

Dr. Siegfried accepts the following insurance:

Coventry Health Care
Coventry Health America PPO
First Health (Coventry Health Care)
First Health (Coventry Health Care) PPO

Background Check

No malpractice claims found for Illinois
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. Siegfried's experience treating your condition or procedure

Dr. Siegfried's Top Procedures and Conditions

Treatment Frequency
Gastritis
normal
normal

Treatment Frequency

Dr. Siegfried treats Gastritis more than 61% of his peers

Dr. Siegfried treats this condition more than 61% of his peers

Abdominal Disorders
normal
normal

Treatment Frequency

Dr. Siegfried treats Abdominal Disorders more than 37% of his peers

Dr. Siegfried treats this condition more than 37% of his peers

Stomach Diseases
normal
normal

Treatment Frequency

Dr. Siegfried treats Stomach Diseases more than 29% of his peers

Dr. Siegfried treats this condition more than 29% of his peers

Dr. Siegfried's conditions and procedures:

  • Abdominal Disorders
  • Abdominal Pain
  • Abscess
  • All Types of Food Poisoning
  • Anal or Rectal Pain
  • Anemia
  • Autoimmune Diseases
  • Barrett's Esophagus
  • Benign Neoplasm of the Digestive System
  • Benign Tumor
  • 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
  • Esophageal Achalasia and Cardiospasm
  • Esophageal Diseases
  • Esophageal Diverticulum
  • Esophageal Ulcer
  • Esophageal Varices
  • Esophagitis
  • Food Poisoning
  • Gas-Bloat Syndrome
  • Gastric Ulcer
  • Gastritis
  • Gastroenterology Procedures
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Bleeding
  • Gastrointestinal Diseases
  • Gastrointestinal Malabsorption
  • Gastroparesis
  • Hemorrhoids
  • Hepatitis C
  • Hernia
  • Ileus
  • Indigestion
  • Inflammatory Bowel Disease
  • Intestinal Ischemia
  • Intestinal Obstruction
  • Irritable Bowel Syndrome
  • Lactose Intolerance
  • Liver Damage from Alcohol
  • Malnutrition
  • Megacolon
  • Non-Alcoholic Fatty Liver Disease
  • Noninfectious Gastroenteritis and Colitis
  • Pancreatitis
  • Peptic Ulcer
  • Pyloric Stenosis
  • Pyloromyotomy
  • Reflux Esophagitis
  • Salmonella Food Poisoning
  • Small Intestine Cancer
  • Stomach and Small Intestine Cancer
  • Stomach Diseases
  • Stomal Ulcer
  • Ulcer
  • Ulcerative Colitis
  • Unexplained Weight Loss
  • Viral Enteritis
  • Viral Hepatitis
  • Vomiting Disorders