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Hospital Findr / Find Doctors / Illinois / Dr. Mark Stephen Fedder

Dr. Mark Stephen Fedder, MD

  • Gastroenterology, Internal Medicine
  • 43 years of experience
  • Anderson Medical Group 6812 State Route 162 Ste 204, Maryville, IL 62062

Brief Intro

Dr. Fedder graduated from the University of Illinois At Chicago College of Medicine in 1982. He works in Maryville, IL and 1 other location and specializes in Gastroenterology and Internal Medicine. Dr. Fedder is affiliated with Anderson Hospital.

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Education Background

RESIDENCY

University Of Illinois College Of Medicine

MEDICAL SCHOOL

University Of Illinois At Chicago College Of Medicine - 1982

Languages Spoken

  • English

Location & Hours

  • Anderson Medical Group
  • 6812 State Route 162 Ste 204, Maryville, IL 62062
  • Mon:8:00 am - 5:00 pm
    Tue:8:00 am - 5:00 pm
    Wed:8:00 am - 5:00 pm
    Thu:8:00 am - 5:00 pm
    Fri:8:00 am - 5:00 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Gastroenterology
  • Internal Medicine

Conditions Addressed

  • Liver Cancer
  • Gastroesophageal Reflux Disease (GERD)
  • Gastric Cancer
  • Inflammatory Bowel Disease (IBD)
  • Hemorrhoids
  • Ischemic Bowel Disease
  • Cholelethiasis or Cholecystitis
  • Acute Pancreatitis
  • Esophagitis
  • Intestinal Obstruction
  • Celiac Disease
  • Gastritis and Duodenitis
  • Intussusception
  • Constipation
  • Gastrointestinal Hemorrhage
  • Benign Polyps of the Colon
  • Irritable Bowel Syndrome (IBS)
  • Cirrhosis
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Procedures Performed

  • Sigmoidoscopy
  • Proctosigmoidoscopy
  • Colonoscopy
  • Esophageal Dilatation
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Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • APWU
  • Healthlink
  • Medicare
  • Blue Cross Blue Shield of Illinois
  • Meritain Health
  • UnitedHealthcare
  • Dean Health Plan
  • State Farm
  • Physicians Mutual
  • Golden Rule
  • CHAMPVA
  • Medicaid
  • Blue Cross Blue Shield
  • ESSENCE Healthcare
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