Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JESSICA GUYER NP
NPI 1477402279
Nurse Practitioner - Psychiatric/Mental Health in Hadley, MA

Q: What is Jessica Guyer's NPI number?

The NPI number for Jessica Guyer is 1477402279. It was assigned to this individual provider in the NPPES registry on January 26, 2026.

Q: What is Jessica Guyer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Q: When was this NPI record last updated?

The NPPES record for Jessica Guyer was last updated on August 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.

Active since January 26, 2026

245 RUSSELL ST STE 6, HADLEY, MA 01035(413) 319-8692(413) 692-2645 Get Directions Write a Review

NPPES record last updated: August 20, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 20, 2026, Jun 3, 2026, May 26, 2026 and 3 more (6 updates tracked since 2026).

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About Jessica Guyer Np NPPES

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

JESSICA GUYER NP (NPI 1477402279) is an individual psychiatric/mental health provider in Hadley, Massachusetts, licensed in Massachusetts (RN2334115) and active in the NPI registry since January 2026. She maintains 2 additional practice locations.

NPPES Registry Identity

NPI1477402279

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NameJESSICA GUYERCredential: NP

Location Address245 RUSSELL ST STE 6Hadley, MA 01035-9563

Mailing Address245 Russell St Ste 6Hadley, MA 01035-9563 · (413) 319-8692 · Fax (413) 692-2645

Phone(413) 319-8692

Fax(413) 692-2645

Sole ProprietorNo

Enumeration DateJanuary 26, 2026

Last NPPES UpdateAugust 20, 20266 updates tracked since enumeration

NPPES CertifiedAugust 20, 2026

✔ NPI 1477402279 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

Licenses✔ Licensed in MA · RN2334115✔ Licensed in NH · 090802-23

245 RUSSELL ST STE 6, Hadley, MA 01035

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Secondary Practice Locations 2

Location 152 Nashua StMilford, NH 03055-3717 · Phone (413) 319-8692 · Fax (413) 692-2645

Location 247 Ashby State Rd Lowr LevelFitchburg, MA 01420-2038 · Phone (978) 378-5779 · Fax (978) 647-3246

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 Jessica Guyer's NPI number?

The NPI number for Jessica Guyer is 1477402279. It was assigned to this individual provider in the NPPES registry on January 26, 2026.

Where is Jessica Guyer located?

Jessica Guyer practices at 245 Russell St Ste 6, Hadley, MA 01035. The listed phone number is (413) 319-8692.

What is Jessica Guyer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

When was this NPI record last updated?

The NPPES record for Jessica Guyer was last updated on August 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.