1. Home
  2. Directory
  3. Arizona
  4. Phoenix
  5. Behavior Analyst
  6. NPI Profile

BROOKE ASHLEY OLTSIK
NPI 1790308385
Behavior Analyst in Phoenix, AZ

Active since May 18, 2020
21045 N 9TH PL STE 204, PHOENIX, AZ 85024(480) 599-4734 Get Directions Write a Review

NPPES record last updated: June 16, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 16, 2025, May 18, 2020 (2 updates tracked since 2020).

About Brooke Ashley Oltsik NPPES

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

BROOKE ASHLEY OLTSIK (NPI 1790308385) is an individual behavior analyst provider in Phoenix, Arizona, licensed in Arizona (BEH-001912) and active in the NPI registry since May 2020.

NPPES Registry Identity

NPI1790308385
Entity TypeIndividualFemale
Primary Taxonomy103K00000X
Provider Legal NameBROOKE ASHLEY OLTSIK
Location Address21045 N 9TH PL STE 204Phoenix, AZ 85024-5635
Mailing Address25300 N 22nd Ln Apt 1110Phoenix, AZ 85085-8806 · (309) 212-0574
Phone(480) 599-4734
Sole ProprietorYes
Enumeration DateMay 18, 2020
Last NPPES UpdateJune 16, 20252 updates tracked since enumeration
NPPES CertifiedJune 16, 2025
✔ NPI 1790308385 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers
Taxonomy Code103K00000X
License✔ Licensed in AZ · BEH-001912
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.
Also ListedBehavior TechnicianTaxonomy 106S00000X
21045 N 9TH PL STE 204, Phoenix, AZ 85024
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc., UnitedHealthcare.Insurance ›

Other Providers at the Same Location NPPES 20

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

KYLER KELVIN MCCONNAUGHY
Behavior Technician
21045 N 9TH PL STE 204
PHOENIX, AZ 85024
Maricopa County (480) 548-2601
MICHELLE CZUBA
Occupational Therapist
21045 N 9TH PL STE 204
PHOENIX, AZ 85024
Maricopa County (602) 726-2300
FARANGEES YAKOB
Technician
21045 N 9TH PL STE 204
PHOENIX, AZ 85024
Maricopa County (602) 726-2300
SANDRA JOANN NEILL
Speech-Language Pathologist
21045 N 9TH PL STE 204
PHOENIX, AZ 85024
Maricopa County (602) 726-2300
MATTHEW SAUL
Behavior Technician
21045 N 9TH PL STE 204
PHOENIX, AZ 85024
Maricopa County (602) 290-5230
CAROLINE NICESCHWANDER MS, CCC-SLP
Speech-Language Pathologist
21045 N 9TH PL STE 204
PHOENIX, AZ 85024
Maricopa County (623) 282-5747
NICOLE SENERIUS SLPA
Specialist/Technologist (Speech-Language Assistant)
21045 N 9TH PL STE 204
PHOENIX, AZ 85024
Maricopa County (602) 726-2300
DANYELLE LOUISE TARLOWSKI
Behavior Technician
21045 N 9TH PL STE 204
PHOENIX, AZ 85024
Maricopa County (602) 726-2300

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 Brooke Oltsik's NPI number?

The NPI number for Brooke Oltsik is 1790308385. It was assigned to this individual provider in the NPPES registry on May 18, 2020.

Where is Brooke Oltsik located?

Brooke Oltsik practices at 21045 N 9th Pl Ste 204, Phoenix, AZ 85024. The listed phone number is (480) 599-4734.

What is Brooke Oltsik's specialty?

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

What insurance does Brooke Oltsik accept?

Health plans from Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc. and UnitedHealthcare list Brooke Oltsik 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 Brooke Oltsik was last updated on June 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.