Dr. Carl Johnson specializes in internal medicine in Mattoon, Illinois.

Dr. Carl Johnson has been compared 57 times. Details of Dr. Johnson's 38 years experience as an MD, his hospital affiliation and education at Northwestern University are available on your free doctor report.


Primary Location for Dr. Johnson

Dr. Carl Johnson
500 Health Center Dr
Suite 206
Mattoon, IL 61938

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 Board Certification, Specialty and Expertise

Dr. Carl Johnson has been identified as specializing in Internal Medicine.

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. Carl Johnson accepts the following plans at 500 Health Center Dr, Mattoon, IL

  • United Healthcare
  • Aetna
  • Cigna
  • Blue Cross Blue Shield of Illinois
  • Independence Blue Cross

See additional insurance networks accepted by Dr. Johnson

 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. Johnson attended medical school at Northwestern University Feinberg School of Medicine and graduated in 1977 having 38 years experience.

Additional Internal Medicine training was conducted at University of Illinois Hospital & Clinic.

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. Carl Johnson MD as:

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