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MS. ANNMARIE THIESSEN
NPI 1437000130
Counselor - Mental Health in Warwick, NY

Active since February 07, 2026
3 FORESTER AVE # 25, WARWICK, NY 10990(845) 475-8422 Get Directions Write a Review

NPPES record last updated: February 7, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Annmarie Thiessen NPPES

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

MS. ANNMARIE THIESSEN (NPI 1437000130) is an individual mental health provider in Warwick, New York, licensed in New York (P129447) and active in the NPI registry since February 2026.

NPPES Registry Identity

NPI1437000130
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameMS. ANNMARIE THIESSEN
Location Address3 FORESTER AVE # 25Warwick, NY 10990-1129
Mailing Address3 Forester Ave # 25Warwick, NY 10990-1129 · (845) 475-8422
Phone(845) 475-8422
Sole ProprietorYes
Enumeration DateFebruary 7, 2026
NPPES CertifiedFebruary 7, 2026
✔ NPI 1437000130 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in NY · P129447
3 FORESTER AVE # 25, Warwick, NY 10990
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Other Names 1

Professional Name (2)Ann Thiessen Mhc

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 Annmarie Thiessen's NPI number?

The NPI number for Annmarie Thiessen is 1437000130. It was assigned to this individual provider in the NPPES registry on February 7, 2026. The provider is also known as Ann Thiessen Mhc.

Where is Annmarie Thiessen located?

Annmarie Thiessen practices at 3 Forester Ave # 25, Warwick, NY 10990. The listed phone number is (845) 475-8422.

What is Annmarie Thiessen's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Annmarie Thiessen was last updated on February 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.