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GREGORY COLLIER
NPI 1700265154
Counselor - Addiction (Substance Use Disorder) in Monticello, NY

Active since May 19, 2015
17 HAMILTON AVE, MONTICELLO, NY 12701(845) 794-8080 Get Directions Write a Review

NPPES record last updated: May 19, 2015. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Gregory Collier NPPES

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

GREGORY COLLIER (NPI 1700265154) is an individual addiction (substance use disorder) provider in Monticello, New York, licensed in New York (23071) and active in the NPI registry since May 2015.

NPPES Registry Identity

NPI1700265154
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameGREGORY COLLIER
Location Address17 HAMILTON AVEMonticello, NY 12701-1319
Mailing Address6 Jefferson Garden Apt 1aMonticello, NY 12701
Phone(845) 794-8080
Sole ProprietorNo
Enumeration DateMay 19, 2015
✔ NPI 1700265154 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in NY · 23071
17 HAMILTON AVE, Monticello, NY 12701
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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.

AVA DOLNICK CASAC-T
Counselor (Addiction (Substance Use Disorder))
17 HAMILTON AVE
MONTICELLO, NY 12701
Sullivan County (845) 794-8080
JOANNE TIRANTE CASAC 2
Counselor (Addiction (Substance Use Disorder))
17 HAMILTON AVE
MONTICELLO, NY 12701
Sullivan County (845) 794-8080
MRS. KELLY MCGRATH-TAYLOR CASAC
Counselor (Addiction (Substance Use Disorder))
17 HAMILTON AVE
MONTICELLO, NY 12701
Sullivan County (845) 794-8080
RACHEL BOMGARDNER
Counselor (Mental Health)
17 HAMILTON AVE
MONTICELLO, NY 12701
Sullivan County (845) 794-8080
DEBRA SULLIVAN
Counselor
17 HAMILTON AVE
MONTICELLO, NY 12701
Sullivan County (845) 794-8080
ASHLEY WILLIAMS LPN
Licensed Practical Nurse
17 HAMILTON AVE
MONTICELLO, NY 12701
Sullivan County (845) 794-8080
SHELLY ELIZABETH SCHUSTER REGISTERED NURSE
Registered Nurse (Addiction (Substance Use Disorder))
17 HAMILTON AVE
MONTICELLO, NY 12701
Sullivan County (845) 794-8080
DIANNE MURRAN LPN
Licensed Practical Nurse
17 HAMILTON AVE
MONTICELLO, NY 12701
Sullivan County (845) 794-8080

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 Gregory Collier's NPI number?

The NPI number for Gregory Collier is 1700265154. It was assigned to this individual provider in the NPPES registry on May 19, 2015.

Where is Gregory Collier located?

Gregory Collier practices at 17 Hamilton Ave, Monticello, NY 12701. The listed phone number is (845) 794-8080.

What is Gregory Collier's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Gregory Collier was last updated on May 19, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.