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

Stephen S Tien, PHD

Individual provider Psychologist · NPI 1831298991

Stephen S Tien, PHD is a Psychologist in Ithaca, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2006
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

518 Wyckoff Rd
Ithaca, NY 14850-2344
Phone: (607) 257-5008
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 009632 (NY)

Record details

NPI number1831298991
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedSeptember 22, 2006
Last updated in NPPESJuly 8, 2007
Mailing address518 Wyckoff Rd, Ithaca, NY 14850-2344

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