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

Katherine Sullivan, Ph D , Psychology, PLLC

Organization Clinical Psychologist · NPI 1871257048

Katherine Sullivan, Ph D , Psychology, PLLC provides Clinical Psychologist services in New York, New York. Registered with an NPI since 2021.

In the registry since
2021
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

185 Madison Ave Ste 1405
New York, NY 10016-4325
Phone: (646) 513-4880
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X

Record details

NPI number1871257048
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Katherine Sullivan — Clinical Psychologist · (646) 513-4880
NPI enumeratedOctober 25, 2021
Last updated in NPPESOctober 25, 2021
Certification dateOctober 25, 2021
Mailing address185 Madison Ave Ste 1405, New York, NY 10016-4325

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