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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Chad Johnston is Excellent. Dr. Johnston has been reviewed by 11 patients who have provided 2 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 3.5
Courteous Staff 4.5
Accurate Diagnosis 3.7
Bedside Manner 3.7
Spends Time with Me 5.0
Follows Up After Visit 5.0

Education & Awards

Dr. Johnston graduated from Southern Illinois University, Springfield. He has 3 awards.

Patients' Choice Award (2014)
Bridges to Excellence Recognition
Bridges to Excellence Medical Home Recognition (2013 - 2016)
Level III
NCQA Physician Practice Connections - Patient Centered Medical Home (2013 - 2016)


Dr. Johnston has 1 hospital affiliations:

  • St Johns Hospital 

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Additional Information
Dr. Chad Rawlings Johnston MD is a male Internist, has 8 years of experience and practices in Internal Medicine.
Where does Dr. Chad R. Johnston practice?
Dr. Chad Johnston has 2 office locations.
Dr. Chad Johnston practices Internal Medicine near Springfield, IL.
Additional practice locations include: Decatur, IL.
See Springfield Internists.