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

John Christiansen, MD

Individual provider Internal Medicine Physician · NPI 1659174845

John Christiansen, MD is an Internal Medicine Physician in Atlanta, Georgia. Licensed in Georgia. Registered with an NPI since 2025.

Licensed in
GA
In the registry since
2025
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

1363 Clifton Rd NE
Atlanta, GA 30322-1013
Phone: (404) 712-2000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 114403 (GA)

Record details

NPI number1659174845
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 31, 2025
Last updated in NPPESJuly 24, 2026
Certification dateJuly 24, 2026

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