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

JENIFER OLLIS
NPI 1861041907
Social Worker - Clinical in Greenfield, MA

Active since September 11, 2019
43 HOPE ST, GREENFIELD, MA 01301(413) 207-7070 Get Directions Write a Review

NPPES record last updated: October 7, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 7, 2026, Feb 22, 2023, Sep 11, 2019 (3 updates tracked since 2019).

About Jenifer Ollis NPPES

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

JENIFER OLLIS (NPI 1861041907) is an individual clinical provider in Greenfield, Massachusetts, licensed in Massachusetts (126056) and active in the NPI registry since September 2019.

NPPES Registry Identity

NPI1861041907
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameJENIFER OLLIS
Location Address43 HOPE STGreenfield, MA 01301-3311
Mailing Address43 Hope StGreenfield, MA 01301-3311 · (413) 207-7070
Sole ProprietorNo
Enumeration DateSeptember 11, 2019
Last NPPES UpdateOctober 7, 20263 updates tracked since enumeration
NPPES CertifiedOctober 7, 2026
✔ NPI 1861041907 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in MA · 126056
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.
43 HOPE ST, Greenfield, MA 01301

Accepted Insurance

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 Jenifer Ollis's NPI number?

The NPI number for Jenifer Ollis is 1861041907. It was assigned to this individual provider in the NPPES registry on September 11, 2019.

Where is Jenifer Ollis located?

Jenifer Ollis practices at 43 Hope St, Greenfield, MA 01301. The listed phone number is (413) 207-7070.

What is Jenifer Ollis's specialty?

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

What insurance does Jenifer Ollis accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Jenifer Ollis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Jenifer Ollis was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 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.