TIFFANY JEAN HSIEH
NPI 1790346500
Speech-Language Pathologist in Arcadia, CA

Q: What is Tiffany Hsieh's NPI number?

The NPI number for Tiffany Hsieh is 1790346500. It was assigned to this individual provider in the NPPES registry on June 23, 2019.

Q: What is Tiffany Hsieh's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Tiffany Hsieh was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

Active since June 23, 2019

2400 S 6TH AVE, ARCADIA, CA 91006(626) 512-0733 Get Directions Write a Review

NPPES record last updated: June 23, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 23, 2025, Jun 23, 2019 (2 updates tracked since 2019).

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About Tiffany Jean Hsieh NPPES

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

TIFFANY JEAN HSIEH (NPI 1790346500) is an individual speech-language pathologist provider in Arcadia, California and active in the NPI registry since June 2019.

NPPES Registry Identity

NPI1790346500

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameTIFFANY JEAN HSIEH

Location Address2400 S 6TH AVEArcadia, CA 91006-5317

Mailing Address2400 S 6th AveArcadia, CA 91006-5317 · (626) 512-0733

Phone(626) 512-0733

Sole ProprietorYes

Enumeration DateJune 23, 2019

Last NPPES UpdateJune 23, 20252 updates tracked since enumeration

NPPES CertifiedJune 23, 2025

✔ NPI 1790346500 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.

2400 S 6TH AVE, Arcadia, CA 91006

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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 Tiffany Hsieh's NPI number?

The NPI number for Tiffany Hsieh is 1790346500. It was assigned to this individual provider in the NPPES registry on June 23, 2019.

Where is Tiffany Hsieh located?

Tiffany Hsieh practices at 2400 S 6th Ave, Arcadia, CA 91006. The listed phone number is (626) 512-0733.

What is Tiffany Hsieh'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 Tiffany Hsieh was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.