Vivian Tisi, MA, CCC-SLP
NPI 1508347576 · Speech-Language Pathologist · South San Francisco, CA
Vivian Tisi, MA, CCC-SLP is a Speech-Language Pathologist provider in South San Francisco, CA (NPI 1508347576).
Provider details
- NPI number
- 1508347576
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MA, CCC-SLP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25273 (CA)
Specialties & taxonomies
Speech, Language and Hearing 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
100% 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
Mailing address
Registry dates
- Enumerated
- 2018-08-27
- Last updated
- 2018-08-27
Frequently asked questions
- What is Vivian Tisi's NPI number?
- Vivian Tisi's National Provider Identifier (NPI) is 1508347576, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivian Tisi's specialty?
- Vivian Tisi is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Vivian Tisi located?
- Vivian Tisi's practice location on file with NPPES is 2340 Erin Pl, South San Francisco, CA 94080-5332.
- What is Vivian Tisi's phone number?
- The practice phone number listed in the NPPES registry for Vivian Tisi is (909) 542-4449.
- Is Vivian Tisi's NPI active?
- Yes — Vivian Tisi's NPI (1508347576) is active in the NPPES registry as of the last update on 2018-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.