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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

SYDNEY PRESTON M.S., CCC-SLP
NPI 1790201879
Speech-Language Pathologist in Rancho Cucamonga, CA

Active since August 21, 2017
12627 CORAL TREE RD, RANCHO CUCAMONGA, CA 91739(909) 538-6297 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 8, 2026, Aug 21, 2017 (2 updates tracked since 2017).

About Sydney Preston M.s., Ccc-slp NPPES

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

SYDNEY PRESTON M.S., CCC-SLP (NPI 1790201879) is an individual speech-language pathologist provider in Rancho Cucamonga, California, licensed in California (31160) and active in the NPI registry since August 2017.

NPPES Registry Identity

NPI1790201879
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameSYDNEY PRESTONCredential: M.S., CCC-SLP
Location Address12627 CORAL TREE RDRancho Cucamonga, CA 91739-1932
Mailing Address12627 Coral Tree RdRancho Cucamonga, CA 91739-1932 · (909) 538-6297
Phone(909) 538-6297
Sole ProprietorYes
Enumeration DateAugust 21, 2017
Last NPPES UpdateJuly 8, 20262 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
✔ NPI 1790201879 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
License✔ Licensed in CA · 31160
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.

12627 CORAL TREE RD, Rancho Cucamonga, CA 91739
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Frequently Asked Questions

What is Sydney Preston's NPI number?

The NPI number assigned to this healthcare provider is 1790201879, enumerated as an "individual" on August 21, 2017.

Where is the provider located?

The provider is located at 12627 CORAL TREE RD RANCHO CUCAMONGA, CA 91739 and the phone number is (909) 538-6297.

What is the provider's specialty?

Speech-Language Pathologist with taxonomy code 235Z00000X.