Summary

Dr. Dean Silas is a gastroenterologist and internal medicine physician with 42 years of medical experience. He earned his medical degree from the University of Illinois at Chicago College of Medicine and completed his residency at the University of Colorado Health. Dr. Silas speaks English, Polish, Russian, and Spanish, allowing him to care for patients from diverse backgrounds.

Dr. Silas practices at Advocate Medical Group Gastroenterology in Niles, Illinois, and is affiliated with Advocate Lutheran General Hospital. He specializes in treating digestive health conditions such as colon polyps and iron deficiency anemia, as well as managing high cholesterol in children and teens. His expertise includes performing colonoscopies and lower GI endoscopies to diagnose and monitor digestive system health. Patients have given Dr. Silas an average rating of 3.9 stars on Vitals.

Overview based on verified provider data

Quick Facts

  • 3.9
  • 42 years of experience
  • 28 insurance plans accepted
  • speaks English, Polish, Russian, Spanish
  • University Of Colorado Health
  • 9 written reviews
  • 2 specialties
  • 19 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

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

Office Location

Advocate Medical Group Gastroenterology

7900 N Milwaukee Ave Ste 19Niles, IL 60714
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

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Dr. Dean Nicholas Silas, MDDr. Jennifer Spanier-Stiasny, DODr. Manoj K Mehta, MDDr. Daksesh Patel, DO
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
4.5 
4.9 
4.1 
42 Years of Experience 35 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Polish, Russian, Spanish Speaks English Speaks English Speaks English
Niles , ILHighland Park , ILEvanston , ILChicago , IL
Med School: University Of Illinois At Chicago College Of Medicine Med School: Kansas City University of Medicine and Biosciences Med School: Rush Medical College Of Rush University Medical Center Med School: Lake Erie College of Osteopathic Medicine
Current Profile
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Insurance Plans Accepted by Dr. Dean Nicholas Silas

  • Advocate Health Care
  • Aetna
  • Aetna Better Health
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Medicaid
  • Blue Cross Blue Shield - PPO
  • Blue Cross Blue Shield of Illinois
  • Cigna
  • Cigna-HealthSpring
  • Cigna-HealthSpring - Medicare (Advantage HMO)
  • Devoted Health
  • Golden Rule
  • Healthlink
  • Humana
  • Humana - Medicare (Advantage HMO)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Nippon Life Benefits
  • Three Rivers Providers Network (TRPN)
  • UnitedHealthcare
  • Wellcare
  • Wellcare - Medicaid (Managed)

Medical Specialties

Dr. Dean Nicholas Silas has the following 2 specialties

Specialty Expertise

Dr. Dean Nicholas Silas has the following 19 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colon Tumor (Adenomatous Polyps)
  • Colonoscopy
  • Constipation
  • Gallstones
  • Gastritis
  • Gastrointestinal Endoscopy
  • Hemorrhoids
  • Hepatitis
  • Hepatitis B
  • Hepatitis C
  • Hiatal Hernia
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis
  • Viral Human Hepatitis

Certifications, License, & Education

42 Years Experience

Dr. Dean Nicholas Silas holds an expired medical license in the state of Illinois.

Medical License

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

Education & Training

Residency

Completed their residency at University Of Colorado Health.

Medical School

Graduated from University Of Illinois At Chicago College Of Medicine in 1984.

NPI Number

Dr. Silas' NPI number is 1093809089.

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Frequently Asked Questions

Is Dr. Dean Silas accepting new patients?
Dr. Dean Silas has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Dean Silas accept my insurance?
You can see the insurance plans that Dr. Dean Silas accepts on their Vitals profile.
Which hospitals is Dr. Dean Silas affiliated with?
Dr. Dean Silas is affiliated with Advocate Lutheran General Hospital.
Does Dr. Dean Silas accept virtual/telehealth appointments?
Dr. Dean Silas has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Dean Silas?
You can find contact information for Dr. Dean Silas here on Vitals.

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