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

Matthew Sullivan PHD Psychology PLLC

Organization Psychologist · NPI 1588469159

Matthew Sullivan PHD Psychology PLLC provides Psychologist services in New York, New York. Registered with an NPI since 2025.

In the registry since
2025
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

220 5th Ave Fl 11
New York, NY 10001-8017
Phone: (917) 300-8627
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1588469159
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Matthew Sullivan — Owner · (917) 300-8627
NPI enumeratedFebruary 17, 2025
Last updated in NPPESFebruary 28, 2025
Certification dateFebruary 28, 2025
Mailing address220 5th Ave Fl 11, New York, NY 10001-8017

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