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Nikolas Antoniou, MD, Family Medicine, Round Lake Beach, IL

Nikolas J. Antoniou MD


NorthShore University Health Systems

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  • 1000 E. Rollins Rd.Round Lake Beach, IL 60073

  • Phone+1 847-356-3680

  • Fax+1 847-356-3565

Dr. Antoniou is on Doximity

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  • Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
  • Connect with colleagues in the same hospital or clinic.
  • Read the latest clinical news, personalized to your specialty.

Education & Training

  • Swedish Hospital
    Swedish HospitalResidency, Family Medicine, 1996 - 1999
  • Chicago Medical School at Rosalind Franklin University of Medicine and Science
    Chicago Medical School at Rosalind Franklin University of Medicine and ScienceClass of 1996

Certifications & Licensure

  • IL State Medical License
    IL State Medical License 1998 - 2029
  • Family Medicine
    American Board of Family Medicine Family Medicine

Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 2 Certification Public Health Data Reporter, Medical Research Analytics and Informatics Alliance (MRAIA), 2014, 2017
  • CMS Meaningful Use Stage 2 Certification EpicCare Ambulatory 2014 Certified EHR Suite, Epic Systems Corporation, 2014, 2017
  • CMS Meaningful Use Stage 1 Certification Practice Fusion EHR, Practice Fusion, 2014, 2017

Press Mentions

  • Dr. Nikolas Antoniou Explains What Patients Get Wrong About Type 2 Diabetes
    Dr. Nikolas Antoniou Explains What Patients Get Wrong About Type 2 DiabetesApril 4th, 2026
  • Dr. Nikolas Antoniou on the Truth About GLP-1 Medications and Long-Term Weight Loss
    Dr. Nikolas Antoniou on the Truth About GLP-1 Medications and Long-Term Weight LossMay 8th, 2026

Other Languages

  • Greek

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