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ALEXANDRA CASTILLO
NPI 1245791771
Specialist/Technologist - Speech-Language Assistant in Ontario, CA

Active since March 27, 2019
1500 S HAVEN AVE STE 190, ONTARIO, CA 91761(909) 390-1313 Get Directions Write a Review

NPPES record last updated: March 27, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Alexandra Castillo NPPES

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

ALEXANDRA CASTILLO (NPI 1245791771) is an individual speech-language assistant in Ontario, California and active in the NPI registry since March 2019.

NPPES Registry Identity

NPI1245791771
Entity TypeIndividualFemale
Primary Taxonomy2355S0801X
Provider Legal NameALEXANDRA CASTILLO
Location Address1500 S HAVEN AVE STE 190Ontario, CA 91761-2971
Mailing Address1500 S Haven Ave Ste 190Ontario, CA 91761-2971 · (909) 390-1313
Phone(909) 390-1313
Sole ProprietorYes
Enumeration DateMarch 27, 2019
✔ NPI 1245791771 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialist/Technologist · Speech-Language AssistantSpeech, Language and Hearing Service Providers
Taxonomy Code2355S0801X
1500 S HAVEN AVE STE 190, Ontario, CA 91761
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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.

SAMANTHA MARINA TRINIDAD
Speech-Language Pathologist
1500 S HAVEN AVE STE 190
ONTARIO, CA 91761
San Bernardino County (909) 390-1313
KATHLEEN MARTINEZ COLES
Speech-Language Pathologist
1500 S HAVEN AVE STE 190
ONTARIO, CA 91761
San Bernardino County (909) 390-1313
JENI MARIE CASILLAS
Specialist/Technologist (Speech-Language Assistant)
1500 S HAVEN AVE STE 190
ONTARIO, CA 91761
San Bernardino County (909) 390-1313
YOSTINA HANNA
Speech-Language Pathologist
1500 S HAVEN AVE STE 190
ONTARIO, CA 91761
San Bernardino County (909) 390-1313
THEA PATTERSON
Specialist/Technologist (Speech-Language Assistant)
1500 S HAVEN AVE STE 190
ONTARIO, CA 91761
San Bernardino County (909) 390-1313
BRENT DEBORD
Specialist/Technologist (Speech-Language Assistant)
1500 S HAVEN AVE STE 190
ONTARIO, CA 91761
San Bernardino County (909) 390-1313
ZEPHANIAH SOLOMON EWINGCHOW
Specialist/Technologist (Speech-Language Assistant)
1500 S HAVEN AVE STE 190
ONTARIO, CA 91761
San Bernardino County (909) 390-1313
EMILY DULL
Speech-Language Pathologist
1500 S HAVEN AVE STE 190
ONTARIO, CA 91761
San Bernardino County (909) 390-1313

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 Alexandra Castillo's NPI number?

The NPI number for Alexandra Castillo is 1245791771. It was assigned to this individual provider in the NPPES registry on March 27, 2019.

Where is Alexandra Castillo located?

Alexandra Castillo practices at 1500 S Haven Ave Ste 190, Ontario, CA 91761. The listed phone number is (909) 390-1313.

What is Alexandra Castillo's specialty?

The primary specialty registered for this NPI is Specialist/Technologist, specializing in Speech-Language Assistant, with taxonomy code 2355S0801X.

When was this NPI record last updated?

The NPPES record for Alexandra Castillo was last updated on March 27, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.