Registry data as of Aug 27, 2026

Isaiah Alegre

Behavior Technician · Rancho Cucamonga, CA

Isaiah Alegre is a behavior technician with a practice address in Rancho Cucamonga, California, and NPI 1144861014, issued on Oct 2, 2019. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1144861014
Name
Isaiah Alegre
Primary taxonomy
Behavior Technician 106S00000X
Practice location
8350 Archibald Ave, Rancho Cucamonga, CA 91730
Phone
(800) 434-8923
Enumerated
Oct 2, 2019
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 8350 Archibald Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shakell Brown, AA, BACommunity Health Worker1851145031
  2. Nicole Caldwell, MSW, ASW, CATC-IVAddiction (Substance Use Disorder) Counselor1487033122
  3. Haley CollinsBehavior Technician1588104616
  4. Joselin CovarrubiasBehavior Technician1184242794
  5. Michael FloresBehavior Technician1114571494
  6. Cassandra HaroBehavior Technician1295275444

Verify Isaiah Alegre in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

1,851 behavior technician records list a Rancho Cucamonga practice address

They are 1,851 of the 4,579 NPPES records with a Rancho Cucamonga practice address, and 174,024 behavior technician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other behavior technician records in California

  1. James A DetarFremont, CA1699551622
  2. Jordyn A JacksonMoreno Valley, CA1336837749
  3. Jessica A RodriguezIrvine, CA1033701982
  4. Yuki A'BeckettMonrovia, CA1548138944
  5. Paris A'SaniMonrovia, CA1336930510
  6. Rana AabedMonrovia, CA1245960640
  7. Lucila AabyMonrovia, CA1912691692
  8. Madeleine AahlSan Leandro, CA1386288140
  9. Erica AaltoTorrance, CA1598519159
  10. Kylie AardemaOrange, CA1124864210

Common questions

What is Isaiah Alegre's NPI number?

Isaiah Alegre's National Provider Identifier (NPI) is 1144861014, issued on Oct 2, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Isaiah Alegre located?

The NPPES record lists a practice address at 8350 Archibald Ave, Rancho Cucamonga, CA, 91730. Phone: (800) 434-8923. Providers update this record themselves, so call before visiting.

How can I verify Isaiah Alegre's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.