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

Dr. Margaret S St John, PHD

Individual provider Psychologist · NPI 1811069107

Dr. Margaret S St John, PHD is a Psychologist in Tucson, Arizona. Practices as a sole proprietor. Licensed in Arizona.

Licensed in
AZ
In the registry since
2006
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

6700 N Camino Abbey
Tucson, AZ 85718-2010
Phone: (520) 299-2319
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 1116 (AZ)
Psychologist Taxonomy 103T00000X · Licence 1116 (AZ)

Record details

NPI number1811069107
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 14, 2006
Last updated in NPPESSeptember 11, 2025

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