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. Ralph Johnson:
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- Currently 1.5 of 4 stars
The overall average patient rating of Dr. Ralph Johnson is Satisfactory.
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Specialties & Research
Dr. Ralph Johnson, MD is board certified in Emergency Medicine.
Education & Awards
Dr. Johnson graduated from Saint Louis University.
Dr. Johnson has 2 hospital affiliations:
- Christian Hospital Northeast
- Saint Louis University Hospital
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- Additional Information
- Where does Dr. Ralph G. Johnson practice?
Dr. Ralph Johnson practices Emergency Medicine near Saint Louis, MO.
See Saint Louis Emergency Physicians.