Julie Tsai, PA
NPI 1891808762 · Physician Assistant · Mountain View, CA
Julie Tsai, PA is a Physician Assistant provider in Mountain View, CA (NPI 1891808762).
Provider details
- NPI number
- 1891808762
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 16832 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-08-16
- Last updated
- 2007-12-19
Frequently asked questions
- What is Julie Tsai's NPI number?
- Julie Tsai's National Provider Identifier (NPI) is 1891808762, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julie Tsai's specialty?
- Julie Tsai is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Julie Tsai located?
- Julie Tsai's practice location on file with NPPES is 225 San Antonio Rd, Mountain View, CA 94040-1209.
- What is Julie Tsai's phone number?
- The practice phone number listed in the NPPES registry for Julie Tsai is (650) 948-0807.
- Is Julie Tsai's NPI active?
- Yes — Julie Tsai's NPI (1891808762) is active in the NPPES registry as of the last update on 2007-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.