1. Home
  2. Directory
  3. Virginia
  4. Ashburn
  5. Behavior Analyst
  6. NPI Profile

MRS. REGINA SILES BCBA
NPI 1124960299
Behavior Analyst in Ashburn, VA

Active since April 08, 2026
43244 HAY RD, ASHBURN, VA 20147(703) 574-5113 Get Directions Write a Review

NPPES record last updated: April 8, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mrs. Regina Siles Bcba NPPES

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

MRS. REGINA SILES BCBA (NPI 1124960299) is an individual behavior analyst provider in Ashburn, Virginia, licensed in Virginia (BACB699520) and active in the NPI registry since April 2026.

NPPES Registry Identity

NPI1124960299
Entity TypeIndividualFemale
Primary Taxonomy103K00000X
Provider Legal NameMRS. REGINA SILESCredential: BCBA
Location Address43244 HAY RDAshburn, VA 20147-4029
Mailing Address44810 Ashlar Ter Apt 301Ashburn, VA 20147-4258 · (484) 587-4144
Phone(703) 574-5113
Sole ProprietorNo
Enumeration DateApril 8, 2026
NPPES CertifiedApril 8, 2026
✔ NPI 1124960299 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 VA · BACB699520
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.
43244 HAY RD, Ashburn, VA 20147
Open in Google Maps ↗

Other Providers at the Same Location NPPES

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

ALENA ABALIKHINA BCBA, LBA
Behavior Analyst
43244 HAY RD
ASHBURN, VA 20147
Loudoun County (703) 574-5113

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 Regina Siles's NPI number?

The NPI number for Regina Siles is 1124960299. It was assigned to this individual provider in the NPPES registry on April 8, 2026.

Where is Regina Siles located?

Regina Siles practices at 43244 Hay Rd, Ashburn, VA 20147. The listed phone number is (703) 574-5113.

What is Regina Siles'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 Regina Siles was last updated on April 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.