IndividualActive
Vivian Nguyen
NPI 1154824506 · Speech-Language Pathologist · Vallejo, CA
Vivian Nguyen is a Speech-Language Pathologist provider in Vallejo, CA (NPI 1154824506).
Provider details
- NPI number
- 1154824506
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 26414 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
2200 Tuolumne St
Vallejo, CA 94589-2523
Phone: (714) 889-0760
Street-level locationGet directions
Mailing address
2151 Clinton Ave
Alameda, CA 94501-4906
Registry dates
- Enumerated
- 2018-03-12
- Last updated
- 2018-03-12
Frequently asked questions
- What is Vivian Nguyen's NPI number?
- Vivian Nguyen's National Provider Identifier (NPI) is 1154824506, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivian Nguyen's specialty?
- Vivian Nguyen is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Vivian Nguyen located?
- Vivian Nguyen's practice location on file with NPPES is 2200 Tuolumne St, Vallejo, CA 94589-2523.
- What is Vivian Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Vivian Nguyen is (714) 889-0760.
- Is Vivian Nguyen's NPI active?
- Yes — Vivian Nguyen's NPI (1154824506) is active in the NPPES registry as of the last update on 2018-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.