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

Dr. Nicholas John Katko, PHD

Individual provider Clinical Psychologist · NPI 1851642003

Dr. Nicholas John Katko, PHD is a Clinical Psychologist in Fort Sam Houston, Texas. Licensed in Texas. Registered with an NPI since 2012.

Licensed in
TX
In the registry since
2012
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

2484 Garden Ave Bldg 3820
Fort Sam Houston, TX 78234-7802
Phone: (210) 539-1069
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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 36166 (TX)

Record details

NPI number1851642003
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedSeptember 27, 2012
Last updated in NPPESApril 1, 2021
Certification dateApril 1, 2021

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