Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Roy Carl St John, MD

Individual provider Pulmonary Disease Physician · NPI 1558348839

Dr. Roy Carl St John, MD is a Pulmonary Disease Physician in Columbus, Ohio. Practices as a sole proprietor. Licensed in Ohio.

Licensed in
OH
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

788 Mount Vernon Ave
Columbus, OH 43203-1408
Phone: (614) 457-4570
Fax: (614) 457-3777
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 35054825S (OH)

Record details

NPI number1558348839
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 28, 2005
Last updated in NPPESMarch 29, 2023
Certification dateMarch 29, 2023
Mailing address788 Mount Vernon Ave, Columbus, OH 43203-1408

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