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DERRICK WILLIAMS
NPI 1538013776
Peer Specialist in Massapequa Park, NY

Active since February 24, 2026
5100 SUNRISE HWY FL 2, MASSAPEQUA PARK, NY 11762(631) 696-4357 Get Directions Write a Review

NPPES record last updated: February 24, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Derrick Williams NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DERRICK WILLIAMS (NPI 1538013776) is an individual peer specialist in Massapequa Park, New York and active in the NPI registry since February 2026.

NPPES Registry Identity

NPI1538013776
Entity TypeIndividual
Primary Taxonomy175T00000X
Provider Legal NameDERRICK WILLIAMS
Location Address5100 SUNRISE HWY FL 2Massapequa Park, NY 11762-2935
Mailing Address1377 Motor Pkwy Ste 102Islandia, NY 11749-5249
Phone(631) 696-4357
Sole ProprietorNo
Enumeration DateFebruary 24, 2026
NPPES CertifiedFebruary 24, 2026
✔ NPI 1538013776 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPeer SpecialistOther Service Providers
Taxonomy Code175T00000X
Definition
Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.
5100 SUNRISE HWY FL 2, Massapequa Park, NY 11762
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MICHELLE HEALY
Counselor (Addiction (Substance Use Disorder))
5100 SUNRISE HWY FL 2
MASSAPEQUA PARK, NY 11762
Nassau County (631) 696-4357
SIOBHAN EARECKSON
Peer Specialist
5100 SUNRISE HWY FL 2
MASSAPEQUA PARK, NY 11762
Nassau County (631) 696-4357
ROBERT BLAIR PMHNP, RN
Nurse Practitioner (Psychiatric/Mental Health)
5100 SUNRISE HWY FL 2
MASSAPEQUA PARK, NY 11762
Nassau County (516) 715-1356
BARBARA MARAIA-RENTZ
Counselor (Addiction (Substance Use Disorder))
5100 SUNRISE HWY FL 2
MASSAPEQUA PARK, NY 11762
Nassau County (631) 696-4357
LUCAS WRIGHT
Counselor (Addiction (Substance Use Disorder))
5100 SUNRISE HWY FL 2
MASSAPEQUA PARK, NY 11762
Nassau County (631) 696-4357
ALISON CASTALDY
Peer Specialist
5100 SUNRISE HWY FL 2
MASSAPEQUA PARK, NY 11762
Nassau County (631) 696-4357
BRITTANY TYNAN LMHC
Counselor (Mental Health)
5100 SUNRISE HWY FL 2
MASSAPEQUA PARK, NY 11762
Nassau County (631) 696-4357
LAUREN WILLIAMS
Counselor (Addiction (Substance Use Disorder))
5100 SUNRISE HWY FL 2
MASSAPEQUA PARK, NY 11762
Nassau County (631) 696-4357

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Derrick Williams's NPI number?

The NPI number for Derrick Williams is 1538013776. It was assigned to this individual provider in the NPPES registry on February 24, 2026.

Where is Derrick Williams located?

Derrick Williams practices at 5100 Sunrise Hwy Fl 2, Massapequa Park, NY 11762. The listed phone number is (631) 696-4357.

What is Derrick Williams's specialty?

The primary specialty registered for this NPI is Peer Specialist with taxonomy code 175T00000X.

When was this NPI record last updated?

The NPPES record for Derrick Williams was last updated on February 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.