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).
Learn more about Dr. Chad Johnston:
View the full profile to get information on:
- What's important to you
View full profile
The overall average patient rating of Dr. Chad Johnston is Excellent.
Education & Awards
Dr. Johnston graduated from Southern Illinois University, Springfield. He has 3 awards.
Dr. Johnston has 1 hospital affiliations:
- St Johns Hospital
Similar doctors nearby
- 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: San Diego, CA.
See Springfield Internists.