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

Steven Sliwinski, PHD, PC

Organization Counseling Psychologist · NPI 1134310907

Steven Sliwinski, PHD, PC is a Counseling Psychologist in Plano, Texas. Licensed in Texas. Registered with an NPI since 2007.

Licensed in
TX
In the registry since
2007
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

903 18th St Ste 117
Plano, TX 75074-5838
Phone: (972) 424-9212
Fax: (972) 509-1450
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Counseling Psychologist (primary) Taxonomy 103TC1900X · Licence 31440 (TX)

Record details

NPI number1134310907
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Steven Sliwinski — Psychologist · (972) 424-9212
NPI enumeratedAugust 7, 2007
Last updated in NPPESAugust 7, 2007
Mailing address903 18th St Ste 117, Plano, TX 75074-5838

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