MR. MARK S WILLIAMS MED., BCBA
NPI 1720402696
Behavior Analyst in Peabody, MA

Q: What is Mark Williams's NPI number?

The NPI number for Mark Williams is 1720402696. It was assigned to this individual provider in the NPPES registry on February 12, 2014.

Q: What is Mark Williams's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mark Williams was last updated on February 12, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.

Active since February 12, 2014

83 PINE ST, SUITE 102, PEABODY, MA 01960(978) 717-5062(978) 717-5064 Get Directions Write a Review

NPPES record last updated: February 12, 2014. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Mr. Mark S Williams Med., Bcba NPPES

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

MR. MARK S WILLIAMS MED., BCBA (NPI 1720402696) is an individual behavior analyst provider in Peabody, Massachusetts and active in the NPI registry since February 2014.

NPPES Registry Identity

NPI1720402696

Entity TypeIndividualMale

Primary Taxonomy103K00000X

Provider Legal NameMR. MARK S WILLIAMSCredential: MED., BCBA

Location Address83 PINE ST, SUITE 102Peabody, MA 01960-3646

Mailing Address83 Pine St, Suite 102Peabody, MA 01960-3646 · (978) 717-5062 · Fax (978) 717-5064

Phone(978) 717-5062

Fax(978) 717-5064

Sole ProprietorNo

Enumeration DateFebruary 12, 2014

✔ NPI 1720402696 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.

83 PINE ST, Peabody, MA 01960

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Providence Health Plan and more.Insurance ›

Other Providers at the Same Location NPPES 4

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

MISS REAGAN MICHELLE CASSIDY MED., BCBA

Behavior Analyst

83 PINE ST, SUITE 102
PEABODY, MA 01960

Essex County (978) 717-5062

BRIANNA FEDOLFI

Behavior Analyst

83 PINE ST, SUITE 102
PEABODY, MA 01960

Essex County (978) 717-5062

THE RECREATIONAL EDUCATION CENTER, LLC

Community/Behavioral Health

83 PINE ST, 102
PEABODY, MA 01960

Essex County (978) 717-5062

TERESA FIORI M.S., BCBA

Behavior Analyst

83 PINE ST
PEABODY, MA 01960

Essex County (607) 321-1488

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 Mark Williams's NPI number?

The NPI number for Mark Williams is 1720402696. It was assigned to this individual provider in the NPPES registry on February 12, 2014.

Where is Mark Williams located?

Mark Williams practices at 83 Pine St Suite 102, Peabody, MA 01960. The listed phone number is (978) 717-5062.

What is Mark Williams's specialty?

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

What insurance does Mark Williams accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Providence Health Plan and WellSense Health Plan list Mark Williams 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 Mark Williams was last updated on February 12, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.