What is Tiffany Hsieh's NPI number?

Tiffany Hsieh's National Provider Identifier (NPI) is 1790346500, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tiffany Hsieh's specialty?

Tiffany Hsieh is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).

Where is Tiffany Hsieh located?

Tiffany Hsieh's practice location on file with NPPES is 2400 S 6th Ave, Arcadia, CA 91006-5317.

What is Tiffany Hsieh's phone number?

The practice phone number listed in the NPPES registry for Tiffany Hsieh is (626) 512-0733.

Is Tiffany Hsieh's NPI active?

Yes — Tiffany Hsieh's NPI (1790346500) is active in the NPPES registry as of the last update on 2025-06-23.

IndividualActive

Tiffany Hsieh

NPI 1790346500 · Speech-Language Pathologist · Arcadia, CA

Tiffany Hsieh is a Speech-Language Pathologist provider in Arcadia, CA (NPI 1790346500).

Provider details

NPI number: 1790346500
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000X
Speech, Language and Hearing Service Providers

Profile Score

Established profile(59/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
7 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

2400 S 6th Ave

Arcadia, CA 91006-5317

Phone: (626) 512-0733

Street-level locationGet directions

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Mailing address