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

Nancy Johnson Warren, PHD

Individual provider Health Service Psychologist · NPI 1285743997

Nancy Johnson Warren, PHD is a Health Service Psychologist in Charleston, South Carolina. Licensed in South Carolina and Texas. Registered with an NPI since 2006.

Licensed in
SC, TX
In the registry since
2006
Specialties on file
4
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

67 President St Institute Of Psychiatry 5 S
Charleston, SC 29425-5712
Phone: (843) 792-0195
Fax: (843) 792-4190
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 1190 (SC)
Health Service Psychologist Taxonomy 103TH0100X · Licence 23751 (TX)
Clinical Psychologist Taxonomy 103TC0700X · Licence 23751 (TX)
Psychoanalysis Psychologist Taxonomy 103TP0814X · Licence 23751 (TX)

Record details

NPI number1285743997
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedAugust 29, 2006
Last updated in NPPESOctober 22, 2020
Certification dateOctober 22, 2020

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