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

Dr Clifford Issacoff Clinical Psychologist, PC

Organization Clinical Psychologist · NPI 1871907451

Dr Clifford Issacoff Clinical Psychologist, PC is a Clinical Psychologist in East Islip, New York. Licensed in New York. Registered with an NPI since 2014.

Licensed in
NY
In the registry since
2014
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

126 E Main St
East Islip, NY 11730-2600
Phone: (631) 277-8367
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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 009286 (NY)

Record details

NPI number1871907451
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Clifford Issacoff — Owner · (631) 277-8367
NPI enumeratedJune 11, 2014
Last updated in NPPESJune 11, 2014
Mailing addressPo Box 254, Islip Terrace, NY 11752-0254

Other providers in East Islip