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SEASONS OF STABILITY LLC
NPI 1891652798
Social Worker - Clinical in Greenfield, MA

Active since January 05, 2026
79 WEST ST, GREENFIELD, MA 01301(802) 681-3974 Get Directions Write a Review

NPPES record last updated: July 22, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 22, 2026, Jan 5, 2026 (2 updates tracked since 2026).

About Seasons Of Stability Llc NPPES

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

SEASONS OF STABILITY LLC (NPI 1891652798) is a healthcare organization registered as a clinical in Greenfield, Massachusetts and active in the NPI registry since January 2026. The organization lists Calla Harrington, Therapist, as its authorized official.

NPPES Registry Identity

NPI1891652798
Entity TypeOrganization
Primary Taxonomy1041C0700X
Legal Business NameSEASONS OF STABILITY LLC
Location Address79 WEST STGreenfield, MA 01301-2827
Mailing Address79 West StGreenfield, MA 01301-2827 · (413) 239-7759 · Fax (413) 288-7147
Phone(802) 681-3974
Organization SubpartNo
Authorized OfficialCalla HarringtonTherapist · (413) 239-7759
Enumeration DateJanuary 5, 2026
Last NPPES UpdateJuly 22, 20262 updates tracked since enumeration
NPPES CertifiedJuly 22, 2026
✔ NPI 1891652798 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.
79 WEST ST, Greenfield, MA 01301
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Seasons Of Stability Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Seasons Of Stability LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Calla Harrington
Clinical Social Worker
NPI 1760120083
79 WEST ST
Greenfield, MA 01301
(413) 239-7759
✔ PECOSSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Seasons Of Stability LLC's NPI number?

The NPI number for Seasons Of Stability LLC is 1891652798. It was assigned to this organization in the NPPES registry on January 5, 2026.

Where is Seasons Of Stability LLC located?

Seasons Of Stability LLC is located at 79 West St, Greenfield, MA 01301. The listed phone number is (802) 681-3974.

What is Seasons Of Stability LLC's specialty?

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

Is Seasons Of Stability LLC enrolled in Medicare?

Yes. Seasons Of Stability LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Seasons Of Stability LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Social Worker) reassigns their Medicare billing to Seasons Of Stability LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Seasons Of Stability LLC was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.