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

CASSANDRA JOANNE GREENWOOD
NPI 1881317964
Counselor - Mental Health in Fitchburg, MA

Active since September 22, 2022
326 NICHOLS RD, FITCHBURG, MA 01420(978) 878-8311 Get Directions Write a Review

NPPES record last updated: September 23, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Sep 23, 2026, May 7, 2024, Sep 22, 2022 (3 updates tracked since 2022).

About Cassandra Joanne Greenwood NPPES

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

CASSANDRA JOANNE GREENWOOD (NPI 1881317964) is an individual mental health provider in Fitchburg, Massachusetts and active in the NPI registry since September 2022.

NPPES Registry Identity

NPI1881317964
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameCASSANDRA JOANNE GREENWOOD
Location Address326 NICHOLS RDFitchburg, MA 01420-1914
Mailing Address326 Nichols RdFitchburg, MA 01420-1914 · (978) 878-8311
Phone(978) 878-8311
Sole ProprietorYes
Enumeration DateSeptember 22, 2022
Last NPPES UpdateSeptember 23, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 23, 2026
✔ NPI 1881317964 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
326 NICHOLS RD, Fitchburg, MA 01420
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Other Names 1

Other Name (5)Cassandra Keirstead

Other Providers at the Same Location NPPES 20

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

GEORGE CHUDOLIJ MD
Anesthesiology
326 NICHOLS RD, SUITE 16
FITCHBURG, MA 01420
Worcester County (978) 665-5800
SHAHIDA FAREED
Psychologist (Clinical)
326 NICHOLS RD
FITCHBURG, MA 01420
Worcester County (978) 878-8399
DANIEL O'BRIEN M.D.
Anesthesiology
326 NICHOLS RD, SUITE 16
FITCHBURG, MA 01420
Worcester County (978) 665-5800
ISABEL LEGARDA
Anesthesiology
326 NICHOLS RD, SUITE 16
FITCHBURG, MA 01420
Worcester County (978) 665-5800
ELIZABETH LOVECE
Counselor (Mental Health)
326 NICHOLS RD
FITCHBURG, MA 01420
Worcester County (978) 878-8100
MICHELE DENISE COLLINS RN
Registered Nurse (Community Health)
326 NICHOLS RD
FITCHBURG, MA 01420
Worcester County (978) 878-8100
DR. MORGAN RITA NELSON DO
Student in an Organized Health Care Education/Training Program
326 NICHOLS RD
FITCHBURG, MA 01420
Worcester County (978) 343-5270
AMELIA BAIRD
Student in an Organized Health Care Education/Training Program
326 NICHOLS RD
FITCHBURG, MA 01420
Worcester County (978) 878-8100

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 Cassandra Greenwood's NPI number?

The NPI number for Cassandra Greenwood is 1881317964. It was assigned to this individual provider in the NPPES registry on September 22, 2022. The provider is also known as Cassandra Keirstead.

Where is Cassandra Greenwood located?

Cassandra Greenwood practices at 326 Nichols Rd, Fitchburg, MA 01420. The listed phone number is (978) 878-8311.

What is Cassandra Greenwood's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Cassandra Greenwood was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.