Vivian Nguyen, PA-C
NPI 1811583362 · Physician Assistant · San Jose, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vivian Nguyen, PA-C is a Physician Assistant provider in San Jose, CA (NPI 1811583362).
Provider details
- NPI number
- 1811583362
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA59227 (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
5 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 57 | 30 |
| Metformin Hcl | 48 | 24 |
| Amlodipine Besylate | 35 | 18 |
| Losartan Potassium | 35 | 14 |
| Simvastatin | 30 | — |
| Levothyroxine Sodium | 27 | 12 |
| Furosemide | 23 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-12-18
- Last updated
- 2025-03-06
- Certified
- 2025-03-06
Frequently asked questions
- What is Vivian Nguyen's NPI number?
- Vivian Nguyen's National Provider Identifier (NPI) is 1811583362, 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 Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Vivian Nguyen located?
- Vivian Nguyen's practice location on file with NPPES is 175 N Jackson Ave Ste 200, San Jose, CA 95116-1909.
- What is Vivian Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Vivian Nguyen is (408) 384-7160.
- Does Vivian Nguyen accept Medicare?
- Vivian Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vivian Nguyen's NPI active?
- Yes — Vivian Nguyen's NPI (1811583362) is active in the NPPES registry as of the last update on 2025-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.