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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.

CHRYSTAL SANTOS
NPI 1922239847
Behavior Analyst in Greenfield, MA

Active since July 28, 2009
714 COUNTRY CLUB RD, GREENFIELD, MA 01301(789) 501-1437 Get Directions Write a Review

NPPES record last updated: July 20, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 20, 2026, Jul 8, 2022, Apr 24, 2017 (3 updates tracked since 2017).

About Chrystal Santos NPPES

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

CHRYSTAL SANTOS (NPI 1922239847) is an individual behavior analyst provider in Greenfield, Massachusetts and active in the NPI registry since July 2009.

NPPES Registry Identity

NPI1922239847
Entity TypeIndividualFemale
Primary Taxonomy103K00000X
Provider Legal NameCHRYSTAL SANTOS
Location Address714 COUNTRY CLUB RDGreenfield, MA 01301-9786
Mailing Address63 French King Hwy Ste 9Greenfield, MA 01301-1337 · (413) 367-4990 · Fax (413) 345-5802
Phone(789) 501-1437
Sole ProprietorNo
Enumeration DateJuly 28, 2009
Last NPPES UpdateJuly 20, 20263 updates tracked since enumeration
NPPES CertifiedJuly 20, 2026
✔ NPI 1922239847 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers
Taxonomy Code103K00000X
Definition
A behavior analyst is qualified by at least a master's degree and Behavior Analyst Certification Board certification and/or a state-issued credential (such as a license) to practice behavior analysis independently. Behavior analysts provide the required supervision to assistant behavior analysts and behavior technicians. A behavior analyst delivers services consistent with the dimensions of applied behavior analysis. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing and revising behavior-analytic treatment plans, training others to implement components of treatment plans, and overseeing implementation of treatment plans.
714 COUNTRY CLUB RD, Greenfield, MA 01301
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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 Chrystal Santos's NPI number?

The NPI number for Chrystal Santos is 1922239847. It was assigned to this individual provider in the NPPES registry on July 28, 2009.

Where is Chrystal Santos located?

Chrystal Santos practices at 714 Country Club Rd, Greenfield, MA 01301. The listed phone number is (789) 501-1437.

What is Chrystal Santos's specialty?

The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.

What insurance does Chrystal Santos accept?

Health plans from Anthem Blue Cross and Blue Shield list Chrystal Santos 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 Chrystal Santos was last updated on July 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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.