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CASSANDRA SIERRA
NPI 1477079655
Specialist/Technologist - Speech-Language Assistant in Tracy, CA

Active since August 18, 2017
632 W 11TH ST STE 119, TRACY, CA 95376(925) 470-6948 Get Directions Write a Review

NPPES record last updated: September 28, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 28, 2019, Aug 18, 2017 (2 updates tracked since 2017).

About Cassandra Sierra NPPES

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

CASSANDRA SIERRA (NPI 1477079655) is an individual speech-language assistant in Tracy, California, licensed in California (3716) and active in the NPI registry since August 2017. She maintains a secondary practice location in Portales.

NPPES Registry Identity

NPI1477079655
Entity TypeIndividualFemale
Primary Taxonomy2355S0801X
Provider Legal NameCASSANDRA SIERRA
Location Address632 W 11TH ST STE 119Tracy, CA 95376
Mailing Address632 W 11th St Ste 119Tracy, CA 95376-3860 · (925) 470-6948
Phone(925) 470-6948
Sole ProprietorNo
Enumeration DateAugust 18, 2017
Last NPPES UpdateSeptember 28, 20192 updates tracked since enumeration
✔ NPI 1477079655 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySpecialist/Technologist · Speech-Language AssistantSpeech, Language and Hearing Service Providers
Taxonomy Code2355S0801X
License✔ Licensed in CA · 3716
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
632 W 11TH ST STE 119, Tracy, CA 95376
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Secondary Practice Location 1

Location 11500 S. Ave. K, Station 3 SHROCPortales, NM 88130 · Phone (575) 562-4232

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.

TIFFANY FRIAS OTR/L
Occupational Therapist
632 W 11TH ST STE 119
TRACY, CA 95376
San Joaquin County (209) 237-2484
MINGTONG ZHANG PT, DPT
Physical Therapist
632 W 11TH ST STE 119
TRACY, CA 95376
San Joaquin County (209) 237-2484
KANTHIMA VASUDEVAN SLP CF
Speech-Language Pathologist
632 W 11TH ST STE 119
TRACY, CA 95376
San Joaquin County (209) 237-2484
MS. YESENIA LAMAS MA CCC-SLP
Speech-Language Pathologist
632 W 11TH ST STE 119
TRACY, CA 95376
San Joaquin County (209) 237-2484
JUAN PABLO HERRERA OBALDO SLPA
Specialist/Technologist (Speech-Language Assistant)
632 W 11TH ST STE 119
TRACY, CA 95376
San Joaquin County (209) 237-2484
MS. CINTHYA S CHAVEZ MS.,CF-SLP
Speech-Language Pathologist
632 W 11TH ST STE 119
TRACY, CA 95376
San Joaquin County (209) 237-2484
MS. DANIELLE. DESJARDINS MOT
Occupational Therapist
632 W 11TH ST STE 119
TRACY, CA 95376
San Joaquin County (209) 237-2484
SOWMYA KADAVERU MS, CCC-SLP
Speech-Language Pathologist
632 W 11TH ST STE 119
TRACY, CA 95376
San Joaquin County (209) 247-2484

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 Cassandra Sierra's NPI number?

The NPI number for Cassandra Sierra is 1477079655. It was assigned to this individual provider in the NPPES registry on August 18, 2017.

Where is Cassandra Sierra located?

Cassandra Sierra practices at 632 W 11th St Ste 119, Tracy, CA 95376. The listed phone number is (925) 470-6948.

What is Cassandra Sierra'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 Cassandra Sierra was last updated on September 28, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.