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

KELLIE JEAN MACKENZIE
NPI 1710403563
Social Worker - Clinical in Greenfield, MA

Active since August 14, 2017
370 COLRAIN RD, GREENFIELD, MA 01301(413) 824-8976 Get Directions Write a Review

NPPES record last updated: October 3, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 3, 2026, Oct 23, 2023, Aug 14, 2017 (3 updates tracked since 2017).

About Kellie Jean Mackenzie NPPES

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

KELLIE JEAN MACKENZIE (NPI 1710403563) is an individual clinical provider in Greenfield, Massachusetts and active in the NPI registry since August 2017.

NPPES Registry Identity

NPI1710403563
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameKELLIE JEAN MACKENZIE
Location Address370 COLRAIN RDGreenfield, MA 01301-9758
Mailing Address370 Colrain RdGreenfield, MA 01301-9758 · (413) 824-8976
Sole ProprietorYes
Enumeration DateAugust 14, 2017
Last NPPES UpdateOctober 3, 20263 updates tracked since enumeration
NPPES CertifiedOctober 3, 2026
✔ NPI 1710403563 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
370 COLRAIN RD, Greenfield, MA 01301

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 Kellie Mackenzie's NPI number?

The NPI number for Kellie Mackenzie is 1710403563. It was assigned to this individual provider in the NPPES registry on August 14, 2017.

Where is Kellie Mackenzie located?

Kellie Mackenzie practices at 370 Colrain Rd, Greenfield, MA 01301. The listed phone number is (413) 824-8976.

What is Kellie Mackenzie's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Kellie Mackenzie was last updated on October 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.