Vivian Ung
NPI 1740123629 · Family Nurse Practitioner · San Diego, CA
Vivian Ung is a Family Nurse Practitioner provider in San Diego, CA (NPI 1740123629).
Provider details
- NPI number
- 1740123629
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sole proprietor
- No
- License
- 95268853 (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
Under 1 yr in 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
- 2026-04-14
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Vivian Ung's NPI number?
- Vivian Ung's National Provider Identifier (NPI) is 1740123629, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivian Ung's specialty?
- Vivian Ung is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Vivian Ung located?
- Vivian Ung's practice location on file with NPPES is 404 Camino Del Rio S Ste 102, San Diego, CA 92108-3586.
- What is Vivian Ung's phone number?
- The practice phone number listed in the NPPES registry for Vivian Ung is (626) 715-6848.
- Is Vivian Ung's NPI active?
- Yes — Vivian Ung's NPI (1740123629) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.