arrow
  • Gastroenterology, Internal Medicine
  • Accepting new patients
  • 50 years of experience
  • Aton & Riedel Mds 3550 College Ave Ste B, Alton, IL 62002
  • (618) 462-3200

Brief Intro

Dr. Riedel graduated from the University of Missouri Columbia School of Medicine in 1975. He works in Alton, IL and 2 other locations and specializes in Gastroenterology and Internal Medicine. Dr. Riedel is affiliated with Alton Memorial Hospital.

View More

Education Background

RESIDENCY

Medical College Of Wisconsin

MEDICAL SCHOOL

University Of Missouri Columbia School Of Medicine - 1975

Languages Spoken

  • English

Location & Hours

  • Barnes Jewish Christian Medical Group
  • 3550 College Ave Ste B, Alton, IL 62002
  • Mon:8:00 am - 3:30 pm
    Tue:8:00 am - 3:30 pm
    Wed:Closed
    Thu:8:00 am - 3:30 pm
    Fri:8:00 am - 3:30 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Gastroenterology
  • Internal Medicine

Conditions Addressed

  • Gastrointestinal Hemorrhage
  • Inflammatory Bowel Disease (IBD)
  • Acute Pancreatitis
  • Hemorrhoids
  • Diverticulitis
  • Esophagitis
  • Infectious Liver Disease
  • Irritable Bowel Syndrome (IBS)
  • Constipation
  • Cirrhosis
  • Gastroesophageal Reflux Disease (GERD)
View More

Procedures Performed

  • Hemorrhoid Procedures
  • Liver Biopsy
  • Colonoscopy

Insurance Accepted

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

  • APWU
  • Medicare
  • Aetna Better Health
  • Tricare
  • Anthem Blue Cross
  • Aetna
  • Physicians Mutual
  • Healthlink
  • HealthPartners
  • Wellcare
  • Humana
  • UnitedHealthcare Oxford
  • Molina Healthcare
  • Allegiance Life and Health
  • Blue Cross Blue Shield
  • Assurant Health
  • CHAMPVA
  • Health Alliance
View More
  • Cancer 35
  • Cardiology, Heart & Vascular Surgery 35
  • Orthopedics 65
  • Neurology & Neurosurgery 48
  • Gastroenterology & GI Surgery 61
  • Pulmonology & Lung Surgery 65
  • Diabetes & Endocrinology 32
  • Children's Hospital 13
  • Urology 69
  • Psychiatry 64
  • Geriatrics 69
  • Rehabilitation 37
  • Obsterics & Gynecology 15
  • Ophthalmology 3
  • Ear, Nose & Throat 5
  • Rheumatology 2
  • Long Term Care 6
  • Maternity Care (Uncomplicated Pregnancy) 30