Summary

Dr. Stephen Mendak is a surgeon who specializes in colorectal surgery, bringing extensive expertise to complex digestive system procedures. With 46 years of experience in the field, he graduated from Loyola University of Chicago Stritch School of Medicine and completed his residency training at Rush Presbyterian St. Luke's Medical Center. Dr. Mendak is fluent in both Spanish and English, allowing him to serve a diverse patient population.

Dr. Mendak practices at locations in Downers Grove and Elmhurst, Illinois, and maintains hospital affiliations with Elmhurst Memorial Hospital. His extensive experience in surgery and colorectal procedures enables him to provide comprehensive care for patients requiring specialized surgical interventions. Patients consistently rate Dr. Mendak highly for his care, giving him an average rating of 5.0 on Vitals.

Overview based on verified provider data

Quick Facts

  • 5
  • 46 years of experience
  • speaks Spanish, English
  • Rush Presbyterian St Lukes Medical Center
  • 2 specialties
  • 5 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 2 office locations
  • Male

Office Locations

Dr. Stephen John Mendak has 2 locations

Advocate Good Samaritan Hospital

3815 Highland AveDowners Grove, IL 60515

Elmhurst Memorial Hospital

155 E Brush Hill RdElmhurst, IL 60126

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Dr. Stephen John Mendak, MDDr. Elizabeth Harvey, MDDr. Christian Malalis, MDDr. Erin Alyse Strong, MD
SurgerySurgerySurgerySurgery
Accepts New Patients Accepts New Patients Accepts New Patients
4.9 
46 Years of Experience 39 Years of Experience 17 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English Speaks English
Downers Grove , ILBATAVIA , ILNORTHFIELD , ILMaywood , IL
Med School: Loyola University Of Chicago Stritch School Of Medicine Med School: Loyola University of Chicago Med School: Rush Medical College at Rush University
Current Profile
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Insurance Plans Accepted by Dr. Stephen John Mendak

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Stephen John Mendak has the following 2 specialties

Specialty Expertise

Dr. Stephen John Mendak has the following 5 areas of expertise

  • Appendectomy
  • Colorectal Surgery
  • Galbladder Removal (Cholecystectomy)
  • Hemorrhoids
  • Laparoscopic Surgery (Laparoscopy)

Certifications, License, & Education

46 Years Experience

Dr. Stephen John Mendak holds an active medical license in the state of Illinois.

Medical License

Medical Doctor with an active medical license in the state of Illinois that expires in 2026.

Education & Training

Residency

Completed their residency at Rush Presbyterian St Lukes Medical Center.

Medical School

Graduated from Loyola University Of Chicago Stritch School Of Medicine in 1980.

NPI Number

Dr. Mendak's NPI number is 1154419257.

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Frequently Asked Questions

Is Dr. Stephen John Mendak accepting new patients?
Dr. Stephen John Mendak has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Stephen John Mendak accept my insurance?
You can see the insurance plans that Dr. Stephen John Mendak accepts on their Vitals profile.
How can I make an appointment with Dr. Stephen John Mendak?
You can find contact information for Dr. Stephen John Mendak here on Vitals.
What languages does Dr. Stephen John Mendak speak?
Dr. Stephen John Mendak speaks Spanish and English.
Where is Dr. Stephen John Mendak's office located?
Dr. Stephen John Mendak's office is located at 3815 Highland Ave, Downers Grove, IL, 60515.

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