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

Dr Robert Riordan-Clinical Psychologist PLLC

Organization Clinical Psychologist · NPI 1831534825

Dr Robert Riordan-Clinical Psychologist PLLC is a Clinical Psychologist in New York, New York. Licensed in New York. Registered with an NPI since 2013.

Licensed in
NY
In the registry since
2013
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

240 W End Ave 1B
New York, NY 10023-0135
Phone: (212) 203-3118
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 019637 (NY)

Record details

NPI number1831534825
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Robert Riordan — Owner · (212) 203-3118
NPI enumeratedMay 3, 2013
Last updated in NPPESMay 3, 2013
Mailing address257 W 117th St, 4c, New York, NY 10026-2185

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