Thao Sieben, SLP
NPI 1780156430 · Speech-Language Pathologist · San Jose, CA
Thao Sieben, SLP is a Speech-Language Pathologist provider in San Jose, CA (NPI 1780156430).
Provider details
- NPI number
- 1780156430
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- SLP
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Speech, Language and Hearing Service Providers
- Behavior Technician106S00000X
Behavioral Health & Social Service Providers
Profile Score
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
2 documented practice locations
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
Mailing address
Additional practice locations (1)
- 39420 Liberty St Ste 150Fremont, CA 94538-2284Phone: (510) 794-5155
Registry dates
- Enumerated
- 2018-12-19
- Last updated
- 2022-06-16
- Certified
- 2022-06-16
Frequently asked questions
- What is Thao Sieben's NPI number?
- Thao Sieben's National Provider Identifier (NPI) is 1780156430, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thao Sieben's specialty?
- Thao Sieben is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Thao Sieben located?
- Thao Sieben's practice location on file with NPPES is 2020 Forest Ave Ste 7, San Jose, CA 95128-4805.
- What is Thao Sieben's phone number?
- The practice phone number listed in the NPPES registry for Thao Sieben is (408) 982-3340.
- Is Thao Sieben's NPI active?
- Yes — Thao Sieben's NPI (1780156430) is active in the NPPES registry as of the last update on 2022-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.