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

Miss. John D Gartner, PHD

Individual provider Psychologist · NPI 1699939876

Miss. John D Gartner, PHD is a Psychologist in Baltimore, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2008
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

6525 N Charles St
Baltimore, MD 21204-6872
Phone: (410) 337-8207
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 2252 (MD)

Record details

NPI number1699939876
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJuly 16, 2008
Last updated in NPPESJuly 16, 2008
Mailing address6525 N Charles St, Baltimore, MD 21204-6872

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