Summary

Dr. Marius Katilius is a surgeon who earned his medical degree from Rush Medical College of Rush University Medical Center. With more than three decades of experience in surgery, he brings extensive expertise to his practice. Dr. Katilius holds board certification in surgery from the American Board of Surgery and provides care in English.

Dr. Katilius practices at locations in New Lenox and Joliet, Illinois, and maintains hospital privileges at Prime Healthcare Saint Joseph Hospital Elgin. He specializes in treating conditions such as colon polyps, diverticular disease, and diverticulosis. His procedural expertise includes performing colonoscopies and both upper and lower gastrointestinal endoscopies. Patients rate Dr. Katilius an average of 4.5 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 32 years of experience
  • 33 insurance plans accepted
  • speaks English
  • Rush Medical College of Rush University Medical Center
  • 22 written reviews
  • 1 award
  • 1 specialty
  • 2 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Locations

Marius J. Katilius has 2 locations

Duly Health and Care

1890 Silver Cross BlvdNew Lenox, IL 60451

Duly Health and Care

330 Madison StJoliet, IL 60435

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Marius J. Katilius, MD
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Marius J. Katilius, MDDr. Gerard J Abood, MDDr. Chantal R Reyna, MDDr. Priya Shirish Bhakta, MD
SurgerySurgerySurgerySurgery
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
2.7 
32 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Polish, Spanish
New Lenox , ILMaywood , ILMaywood , ILMaywood , IL
Med School: Rush Medical College of Rush University Medical Center
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Marius J. Katilius

  • AARP
  • Aetna
  • Aetna - Medicare
  • Aetna Better Health
  • Amita Health
  • Ascension Health
  • Ascension Health - PPO
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - PPO
  • Blue Cross Blue Shield of Illinois
  • Cigna
  • Cigna-HealthSpring
  • HealthPartners
  • Humana
  • Humana - HMO
  • Humana - Medicare
  • Humana - Medicare (Advantage HMO)
  • Humana - PPO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meridian Health Plan
  • Meridian Health Plan - Medicaid (Managed)
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - HMO
  • Molina Healthcare - Medicaid (Managed)
  • Oscar Health Insurance
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - PPO

Medical Specialties

Marius J. Katilius has the following specialty

Specialty Expertise

Marius J. Katilius has the following 2 areas of expertise

  • Colon Cancer
  • Colonoscopy

Certifications, License, & Education

32 Years Experience

Marius J. Katilius holds an expired medical license in the state of Illinois. They are board certified in Surgery by the American Board of Surgery.

Board Certifications

Board certified in Surgery by the American Board of Surgery.

Medical License

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

Education & Training

Medical School

Graduated from Rush Medical College of Rush University Medical Center in 1994.

NPI Number

Marius J. Katilius' NPI number is 1659346583.

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Frequently Asked Questions

What languages does Marius Katilius speak?
Marius Katilius speaks English.
Is Marius Katilius accepting new patients?
Marius Katilius is accepting new patients on Vitals. View Marius Katilius's profile on Vitals to make an appointment.
How can I make an appointment with Marius Katilius?
You can find contact information for Marius Katilius here on Vitals.
Does Marius Katilius accept my insurance?
You can see the insurance plans that Marius Katilius accepts on their Vitals profile.
Which hospitals is Marius Katilius affiliated with?
Marius Katilius is affiliated with Prime Healthcare Saint Joseph Hospital Elgin.

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