Vivian Chan, MS, NP
NPI 1205899168 · Gerontology Nurse Practitioner · Menlo Park, CA
Vivian Chan, MS, NP is a Gerontology Nurse Practitioner provider in Menlo Park, CA (NPI 1205899168).
Provider details
- NPI number
- 1205899168
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MS, NP
- Sex
- Female
- License
- 14381 (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
20 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
- 2006-04-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Vivian Chan's NPI number?
- Vivian Chan's National Provider Identifier (NPI) is 1205899168, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivian Chan's specialty?
- Vivian Chan is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Vivian Chan located?
- Vivian Chan's practice location on file with NPPES is 795 Willow Rd, Menlo Park, CA 94025-2539.
- What is Vivian Chan's phone number?
- The practice phone number listed in the NPPES registry for Vivian Chan is (650) 493-5000.
- Is Vivian Chan's NPI active?
- Yes — Vivian Chan's NPI (1205899168) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.