Sydney Preston , MS, CCC-SLP
Speech-Language Pathologist • San Dimas, CA
Professional Overview & Biography Verified Profile Summary
Sydney Preston, MS, CCC-SLP is a registered healthcare professional specializing in Speech-Language Pathologist in San Dimas, CA. Practice services are available at 1314 W GLADSTONE ST under active NPI credentials.
Practice Location & Contact Primary Location
1314 W Gladstone St
San Dimas, CA 917731611
Specialty Benchmarks & Practice Insights
Comparative analytics for Speech-Language Pathologist in San Dimas, CA
Practicing in San Dimas, CA (13280 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-08-07NUCC Taxonomy Code: 235Z00000X
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.
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 1314 W GLADSTONE ST, SAN DIMAS, CA 917731611 (Tel: 9099718204)
Registered at 1314 W GLADSTONE ST, SAN DIMAS, CA 917731611 (Tel: 9099718204)
Registered at 12627 CORAL TREE RD, RANCHO CUCAMONGA, CA 917391932 (Tel: 9095386297)
Registered at 12627 CORAL TREE RD, RANCHO CUCAMONGA, CA 917391932 (Tel: 9095386297)
Recorded as SYDNEY PRESTON, M.S., CCC-SLP
Speech-Language Pathologist (License #31160 in CA)
NPI status registered as active in NPPES database
Registered at 1500 S AVE K, STATION 3, SHROC, PORTALES, NM 88130 (Tel: 5755621011)
Registered at 1500 S AVE K, STATION 3, SHROC, PORTALES, NM 88130
Recorded as SYDNEY PRESTON
Student in an Organized Health Care Education/Training Program
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
1314 W Gladstone St
San Dimas, CA 917731611
Phone: 9099718204
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.