Nam Nguyen, NP
NPI 1639721053 · Family Nurse Practitioner · San Jose, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nam Nguyen, NP is a Family Nurse Practitioner provider in San Jose, CA (NPI 1639721053).
Provider details
- NPI number
- 1639721053
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Male
- Sole proprietor
- No
- License
- 95010560 (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 tenure33% of score
6 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 240 | 132 |
| Empagliflozinbrand: Jardiance | 197 | 66 |
| Semaglutidebrand: Rybelsus | 134 | 36 |
| Losartan Potassium | 132 | 75 |
| Metformin Hcl | 127 | 72 |
| Amlodipine Besylate | 116 | 73 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$796 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-07-15
- Last updated
- 2019-09-04
Frequently asked questions
- What is Nam Nguyen's NPI number?
- Nam Nguyen's National Provider Identifier (NPI) is 1639721053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nam Nguyen's specialty?
- Nam Nguyen is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Nam Nguyen located?
- Nam Nguyen's practice location on file with NPPES is 255 N White Rd, San Jose, CA 95127-1964.
- What is Nam Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Nam Nguyen is (408) 503-7600.
- Does Nam Nguyen accept Medicare?
- Nam Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nam Nguyen's NPI active?
- Yes — Nam Nguyen's NPI (1639721053) is active in the NPPES registry as of the last update on 2019-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.