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

ASHTON TAYLOR SIECK
NPI 1851211379
Assistant Behavior Analyst in San Antonio, TX

Q: What is Ashton Sieck's NPI number?

The NPI number for Ashton Sieck is 1851211379. It was assigned to this individual provider in the NPPES registry on July 16, 2026.

Q: What is Ashton Sieck's specialty?

The primary specialty registered for this NPI is Assistant Behavior Analyst with taxonomy code 106E00000X.

Q: When was this NPI record last updated?

The NPPES record for Ashton Sieck was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 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 July 16, 2026

700 N ST. MARY'S, SUITE 1400, SAN ANTONIO, TX 78205(855) 832-6727 Get Directions Write a Review

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

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About Ashton Taylor Sieck NPPES

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

ASHTON TAYLOR SIECK (NPI 1851211379) is an individual assistant behavior analyst provider in San Antonio, Texas, licensed in Texas (270070) and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1851211379

Entity TypeIndividualMale

Primary Taxonomy106E00000X

Provider Legal NameASHTON TAYLOR SIECK

Location Address700 N ST. MARY'S, SUITE 1400San Antonio, TX 78205-3535

Mailing Address7108 South Kanner HwyStuart, FL 34997-7462

Phone(855) 832-6727

Sole ProprietorNo

Enumeration DateJuly 16, 2026

NPPES CertifiedJuly 16, 2026

✔ NPI 1851211379 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAssistant Behavior AnalystBehavioral Health & Social Service Providers

Taxonomy Code106E00000X

License✔ Licensed in TX · 270070

Definition

An assistant behavior analyst is qualified by Behavior Analyst Certification Board certification and/or a state-issued license or credential in behavior analysis to practice under the supervision of an appropriately credentialed professional behavior analyst. An assistant behavior analyst delivers services consistent with the dimensions of applied behavior analysis and supervision requirements defined in state laws or regulations and/or national certification standards. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing behavior-analytic treatment plans, training and supervising others in implementation of components of treatment plans, and direct implementation of treatment plans.

700 N ST. MARY'S, San Antonio, TX 78205

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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 Ashton Sieck's NPI number?

The NPI number for Ashton Sieck is 1851211379. It was assigned to this individual provider in the NPPES registry on July 16, 2026.

Where is Ashton Sieck located?

Ashton Sieck practices at 700 N St. Mary's Suite 1400, San Antonio, TX 78205. The listed phone number is (855) 832-6727.

What is Ashton Sieck's specialty?

The primary specialty registered for this NPI is Assistant Behavior Analyst with taxonomy code 106E00000X.

When was this NPI record last updated?

The NPPES record for Ashton Sieck was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 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.