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

TIER 3 MONTESSORI
NPI 1851978860
Behavior Analyst in Round Rock, TX

Q: What is Tier 3 Montessori's NPI number?

The NPI number for Tier 3 Montessori is 1851978860. It was assigned to this organization in the NPPES registry on March 25, 2021.

Q: What is Tier 3 Montessori'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 Tier 3 Montessori was last updated on August 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 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.

Active since March 25, 2021

302 E MAIN ST, ROUND ROCK, TX 78664(512) 906-9922 Get Directions Write a Review

NPPES record last updated: August 7, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 7, 2026, Dec 5, 2022, Mar 25, 2021 (3 updates tracked since 2021).

On this page

About Tier 3 Montessori NPPES

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

TIER 3 MONTESSORI (NPI 1851978860) is a healthcare organization registered as a behavior analyst in Round Rock, Texas and active in the NPI registry since March 2021. The organization lists Erin Elizabeth Lopez-brooks, Owner, as its authorized official.

NPPES Registry Identity

NPI1851978860

Entity TypeOrganization

Primary Taxonomy103K00000X

Legal Business NameTIER 3 MONTESSORI

Location Address302 E MAIN STRound Rock, TX 78664-5247

Mailing Address302 E Main StRound Rock, TX 78664-5247 · (512) 906-9922

Phone(512) 906-9922

Organization SubpartNo

Authorized OfficialErin Elizabeth Lopez-brooksOwner · (512) 906-9922

Enumeration DateMarch 25, 2021

Last NPPES UpdateAugust 7, 20263 updates tracked since enumeration

NPPES CertifiedAugust 7, 2026

✔ NPI 1851978860 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.

302 E MAIN ST, Round Rock, TX 78664

Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.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 Tier 3 Montessori's NPI number?

The NPI number for Tier 3 Montessori is 1851978860. It was assigned to this organization in the NPPES registry on March 25, 2021.

Where is Tier 3 Montessori located?

Tier 3 Montessori is located at 302 E Main St, Round Rock, TX 78664. The listed phone number is (512) 906-9922.

What is Tier 3 Montessori's specialty?

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

What insurance does Tier 3 Montessori accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 1 other insurer list Tier 3 Montessori 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 Tier 3 Montessori was last updated on August 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 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.