Dr. John Nicolas specializes in internal medicine in Chicago, Illinois.

Dr. John Nicolas has been compared 131 times. Details of Dr. Nicolas' 29 years experience as an MD, his hospital affiliation and education at Loyola University of Chicago are available on your free doctor report.


Primary Location for Dr. Nicolas

Dr. John Nicolas
676 N Saint Clair St
Suite 2300
Chicago, IL 60611

Patient Ratings and Reviews


Dr. John Nicolas has an average rating of 3 stars (out of 5) with a rating of Good based on 7 reviews.

Have you visited Dr. John Nicolas? Rate you experience below.


 Board Certification, Specialty and Expertise

Dr. John Nicolas has been identified as specializing in Internal Medicine.

He obtained board certification from The American Board of Internal Medicine for Internal Medicine.

More information available on your free report

Accepted Insurance

Insurance plans and networks accepted by a doctor are not necessarily universal across all locations at which the doctor practices. This can be affected by many factors such as different group practices, hospital affiliations and working arrangements at those locations. Checking that the doctor you are visiting and the facility they are at are in-network providers for your insurance plan can save you money and headaches later from surprise medical bills.

Dr. John Nicolas accepts the following plans at 676 N Saint Clair St, Chicago, IL

  • Coventry Health Care
  • Cigna
  • Aetna
  • Multiplan
  • United Healthcare - Direct

See additional insurance networks accepted by Dr. Nicolas

 Hospital Affiliation

A hospital affiliation covers any doctor who has an affiliation, association or admitting privilege with a hospital. A doctor's particular affiliation to a specific hospital can translate to the overall quality of that provider.


Dr. Nicolas attended medical school at Loyola University of Chicago Stritch School of Medicine and graduated in 1987 having 29 years experience.

While there is no proven correlation between the quality of one's educational institution and the quality of one's professional competence, it is often an indicator. Medical schools have various levels of selectivity (some are harder to get into than others), and both the quality of their clinical training and level of research are measured. Additional medical training in both residency and fellowships and the facilities they are conducted at also provide a history of the doctors' level of training and experience.


Patients may also know Dr. John Nicolas MD as:

  • Internal Medicine, Cardiovascular Disease, Clinical Cardiac Electrophysiology
    Show More

    Resurrection Health Care, 7447 W Talcott Ave, Chicago, IL 60631

    • General Info
  • Internal Medicine, Endocrinology, Diabetes Specialist

    Northwestern Medical Faculty Foundation, 675 N Saint Clair St, Chicago, IL 60611

    • General Info
  • Internal Medicine, Pediatric Medicine

    Chicago Health Medical Group, 4700 N Marine Dr, Suite 300 Chicago, IL 60640

    • General Info
  • Internal Medicine

    1634 Wpolk St, Chicago, IL 60612

    • General Info
  • Internal Medicine
    Show More

    1020 29th St, Sacramento, CA 95816

    • General Info


Compare Similar Doctors

We found 5 doctors with names similar to Dr. John Nicolas

Related Cities and Specialties


Find a Job

Are you Dr. John Nicolas?
Update your information