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SARAH ANN TSAKALAKOS
NPI 1043017080
Behavior Analyst in Chelmsford, MA

Active since February 27, 2025
248 MILL RD, CHELMSFORD, MA 01824(978) 455-8244 Get Directions Write a Review

NPPES record last updated: February 27, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Sarah Ann Tsakalakos NPPES

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

SARAH ANN TSAKALAKOS (NPI 1043017080) is an individual behavior analyst provider in Chelmsford, Massachusetts, licensed in Massachusetts (LABA10000382) and active in the NPI registry since February 2025.

NPPES Registry Identity

NPI1043017080
Entity TypeIndividualFemale
Primary Taxonomy103K00000X
Provider Legal NameSARAH ANN TSAKALAKOS
Location Address248 MILL RDChelmsford, MA 01824-4146
Mailing Address11 Paige DrMerrimack, NH 03054-2837 · (978) 590-8852
Phone(978) 455-8244
Sole ProprietorNo
Enumeration DateFebruary 27, 2025
NPPES CertifiedFebruary 27, 2025
✔ NPI 1043017080 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers
Taxonomy Code103K00000X
License✔ Licensed in MA · LABA10000382
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.

248 MILL RD, Chelmsford, MA 01824
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include WellSense Health Plan.Insurance ›

Other Providers at the Same Location NPPES 2

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

PATRIOT AMBULANCE, INC.
Ambulance
248 MILL RD, BLDG 2, UNIT 2
CHELMSFORD, MA 01824
Middlesex County (978) 367-5000
MRS. KIERSTEN ALCOTT MORELLI M. ED., BCBA, LABA
Behavior Analyst
248 MILL RD
CHELMSFORD, MA 01824
Middlesex County (978) 455-8244

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 Sarah Tsakalakos's NPI number?

The NPI number for Sarah Tsakalakos is 1043017080. It was assigned to this individual provider in the NPPES registry on February 27, 2025.

Where is Sarah Tsakalakos located?

Sarah Tsakalakos practices at 248 Mill Rd, Chelmsford, MA 01824. The listed phone number is (978) 455-8244.

What is Sarah Tsakalakos's specialty?

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

What insurance does Sarah Tsakalakos accept?

Health plans from WellSense Health Plan list Sarah Tsakalakos 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 Sarah Tsakalakos was last updated on February 27, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.