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CHRISTINA MACASTANEDA SLOSAR
NPI 1861345142
Speech-Language Pathologist in Los Angeles, CA

Active since February 17, 2026
333 S BEAUDRY AVE, LOS ANGELES, CA 90017(213) 241-6200 Get Directions Write a Review

NPPES record last updated: February 17, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Christina Macastaneda Slosar NPPES

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

CHRISTINA MACASTANEDA SLOSAR (NPI 1861345142) is an individual speech-language pathologist provider in Los Angeles, California and active in the NPI registry since February 2026.

NPPES Registry Identity

NPI1861345142
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameCHRISTINA MACASTANEDA SLOSAR
Location Address333 S BEAUDRY AVELos Angeles, CA 90017-1466
Mailing Address9588 Naples DrCypress, CA 90630-3572 · (909) 261-1891
Phone(213) 241-6200
Sole ProprietorYes
Enumeration DateFebruary 17, 2026
NPPES CertifiedFebruary 17, 2026
✔ NPI 1861345142 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
333 S BEAUDRY AVE, Los Angeles, CA 90017
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Other Names 1

Professional Name (2)Christina Maria Castaneda

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.

KATHY ESTRADA MONTES LCSW
Social Worker (Clinical)
333 S BEAUDRY AVE
LOS ANGELES, CA 90017
Los Angeles County (213) 241-3841
ERIKA SANCHEZ
Social Worker (Clinical)
333 S BEAUDRY AVE
LOS ANGELES, CA 90017
Los Angeles County (213) 241-3841
ARPI GUBERMAN
Speech-Language Pathologist
333 S BEAUDRY AVE
LOS ANGELES, CA 90017
Los Angeles County (909) 964-8966
ANA MORAN LCSW
Social Worker (Clinical)
333 S BEAUDRY AVE
LOS ANGELES, CA 90017
Los Angeles County (213) 241-3841
ANA VIRGINIA AGUILAR
Student in an Organized Health Care Education/Training Program
333 S BEAUDRY AVE
LOS ANGELES, CA 90017
Los Angeles County (213) 241-3841
DAWN MARIE BRANNON LCSW
Social Worker (Clinical)
333 S BEAUDRY AVE
LOS ANGELES, CA 90017
Los Angeles County (213) 241-3841
SUSANA RABENA BUSTAMANTE LCSW
Social Worker (Clinical)
333 S BEAUDRY AVE
LOS ANGELES, CA 90017
Los Angeles County (213) 241-3841
SANDRA NAYELI MONTELONGO-KHUONG
Social Worker (Clinical)
333 S BEAUDRY AVE
LOS ANGELES, CA 90017
Los Angeles County (818) 993-9311

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 Christina Slosar's NPI number?

The NPI number for Christina Slosar is 1861345142. It was assigned to this individual provider in the NPPES registry on February 17, 2026. The provider is also known as Christina Maria Castaneda.

Where is Christina Slosar located?

Christina Slosar practices at 333 S Beaudry Ave, Los Angeles, CA 90017. The listed phone number is (213) 241-6200.

What is Christina Slosar's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Christina Slosar was last updated on February 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.