arrow
  • Gastroenterology, Internal Medicine
  • 45 years of experience
  • Mercy Clinic Gastroenterology Mercy Hospital 615 S New Ballas Rd Ste 1200, Creve Coeur, MO 63141
  • (314) 251-2880

Brief Intro

Dr. Petersen graduated from the St Louis University School of Medicine in 1980. He works in Creve Coeur, MO and 4 other locations and specializes in Gastroenterology and Internal Medicine. Dr. Petersen is affiliated with Mercy Hospital Lincoln.

View More

Education Background

RESIDENCY

St Lukes Hospital

MEDICAL SCHOOL

St Louis University School Of Medicine - 1980

Languages Spoken

  • English
  • Spanish

Location & Hours

  • Mercy Clinic
  • 615 S New Ballas Rd Ste 1200, Creve Coeur, MO 63141
  • Mon:8:30 am - 4:30 pm
    Tue:8:30 am - 4:30 pm
    Wed:8:30 am - 4:30 pm
    Thu:8:30 am - 4:30 pm
    Fri:8:30 am - 4:30 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Gastroenterology
  • Internal Medicine

Conditions Addressed

  • Benign Polyps of the Colon
  • Irritable Bowel Syndrome (IBS)
  • Intestinal Obstruction
  • Cholelethiasis or Cholecystitis
  • Peptic Ulcer Disease
  • Chronic Pancreatitis
  • Cirrhosis
  • Diverticulosis
  • Anal Fissure
View More

Insurance Accepted

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

  • UnitedHealthcare
  • Cancer 20
  • Cardiology, Heart & Vascular Surgery 20
  • Orthopedics 39
  • Neurology & Neurosurgery 26
  • Gastroenterology & GI Surgery 37
  • Pulmonology & Lung Surgery 39
  • Diabetes & Endocrinology 12
  • Children's Hospital 10
  • Urology 30
  • Psychiatry 38
  • Geriatrics 39
  • Rehabilitation 29
  • Obsterics & Gynecology 6
  • Ophthalmology 1
  • Ear, Nose & Throat 3
  • Rheumatology 1
  • Long Term Care 7
  • Maternity Care (Uncomplicated Pregnancy) 23