Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

PHOEBE ISTAS BCBA
NPI 1194620617
Behavior Analyst in Chattanooga, TN

Q: What is Phoebe Istas's NPI number?

The NPI number for Phoebe Istas is 1194620617. It was assigned to this individual provider in the NPPES registry on October 13, 2026.

Q: What is Phoebe Istas'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 Phoebe Istas was last updated on October 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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 October 13, 2026

507 W 26TH ST STE B, CHATTANOOGA, TN 37408(423) 531-6961 Get Directions Write a Review

NPPES record added: October 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Phoebe Istas Bcba NPPES

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

PHOEBE ISTAS BCBA (NPI 1194620617) is an individual behavior analyst provider in Chattanooga, Tennessee, licensed in Tennessee (2443) and active in the NPI registry since October 2026.

NPPES Registry Identity

NPI1194620617

Entity TypeIndividualFemale

Primary Taxonomy103K00000X

Provider Legal NamePHOEBE ISTASCredential: BCBA

Location Address507 W 26TH ST STE BChattanooga, TN 37408-2813

Mailing Address507 W 26th St Ste BChattanooga, TN 37408-2813 · (423) 531-6961

Phone(423) 531-6961

Sole ProprietorNo

Enumeration DateOctober 13, 2026

NPPES CertifiedOctober 13, 2026

✔ NPI 1194620617 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 TN · 2443

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.

507 W 26TH ST STE B, Chattanooga, TN 37408

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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 Phoebe Istas's NPI number?

The NPI number for Phoebe Istas is 1194620617. It was assigned to this individual provider in the NPPES registry on October 13, 2026.

Where is Phoebe Istas located?

Phoebe Istas practices at 507 W 26th St Ste B, Chattanooga, TN 37408. The listed phone number is (423) 531-6961.

What is Phoebe Istas's specialty?

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

When was this NPI record last updated?

The NPPES record for Phoebe Istas was last updated on October 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.