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

Individual provider Specialist · NPI 1629407317

Gretchen A. Hanser, OTR, PHD is a Specialist in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2013
What do these letters mean?
OTR — Occupational Therapist, Registered
A nationally registered occupational therapist.
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

510 W 110th St Apt 9A
New York, NY 10025-2079 Not confirmed with CMS for 12 years — call before visiting
Phone: (919) 923-8211
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 017796-1 (NY)

Record details

NPI number1629407317
Entity typeIndividual (Type 1)
GenderFemale
Credentials OTR , PHD
Sole proprietorYes
NPI enumeratedNovember 4, 2013
Last updated in NPPESNovember 4, 2013

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