UPPER VALLEY PSYCHIATRY P.L.L.C.
NPI 1417833435
Clinic/Center - Health Service in Hanover, NH

Q: What is Upper Valley Psychiatry P.L.L.C.'s NPI number?

The NPI number for Upper Valley Psychiatry P.L.L.C. is 1417833435. It was assigned to this organization in the NPPES registry on August 14, 2025.

Q: What is Upper Valley Psychiatry P.L.L.C.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Health Service, with taxonomy code 261QH0100X.

Active since August 14, 2025

3 LEBANON ST STE 39, HANOVER, NH 03755(802) 526-4810(603) 448-0661 Get Directions Write a Review

NPPES record last updated: March 9, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 9, 2026, Aug 14, 2025 (2 updates tracked since 2025).

On this page

About Upper Valley Psychiatry P.l.l.c. NPPES

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

UPPER VALLEY PSYCHIATRY P.L.L.C. (NPI 1417833435) is a healthcare organization registered as a health service in Hanover, New Hampshire and active in the NPI registry since August 2025. The organization lists Cassie A Kosarek, Owner, as its authorized official.

NPPES Registry Identity

NPI1417833435

Entity TypeOrganization

Primary Taxonomy261QH0100X

Legal Business NameUPPER VALLEY PSYCHIATRY P.L.L.C.

Location Address3 LEBANON ST STE 39Hanover, NH 03755-2158

Mailing Address3 Lebanon St Ste 39Hanover, NH 03755-2196 · (802) 526-4810 · Fax (603) 448-0661

Phone(802) 526-4810

Fax(603) 448-0661

Organization SubpartNo

Authorized OfficialCassie A KosarekOwner · (802) 526-4810

Enumeration DateAugust 14, 2025

Last NPPES UpdateMarch 9, 20262 updates tracked since enumeration

NPPES CertifiedMarch 9, 2026

✔ NPI 1417833435 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Health ServiceAmbulatory Health Care Facilities

Taxonomy Code261QH0100X

3 LEBANON ST STE 39, Hanover, NH 03755

Open in Google Maps ↗

Other Providers at the Same Location NPPES

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

DR. CASSIE A KOSAREK MD

Psychiatry & Neurology (Psychiatry)

3 LEBANON ST STE 39
HANOVER, NH 03755

Grafton County (802) 526-4810

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 Upper Valley Psychiatry P.L.L.C.'s NPI number?

The NPI number for Upper Valley Psychiatry P.L.L.C. is 1417833435. It was assigned to this organization in the NPPES registry on August 14, 2025.

Where is Upper Valley Psychiatry P.L.L.C. located?

Upper Valley Psychiatry P.L.L.C. is located at 3 Lebanon St Ste 39, Hanover, NH 03755. The listed phone number is (802) 526-4810.

What is Upper Valley Psychiatry P.L.L.C.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Health Service, with taxonomy code 261QH0100X.

When was this NPI record last updated?

The NPPES record for Upper Valley Psychiatry P.L.L.C. was last updated on March 9, 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.