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

Mackenzie Johnson, MD

Individual provider Emergency Medicine Physician · NPI 1487497251

Mackenzie Johnson, MD is an Emergency Medicine Physician in Saint Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2024.

Licensed in
MO
In the registry since
2024
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

1 Barnes Jew Hosp Plz
Saint Louis, MO 63110-1003
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 2024022161 (MO)

Record details

NPI number1487497251
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 18, 2024
Last updated in NPPESJune 18, 2024
Certification dateJune 18, 2024

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