Diem Phuong Nguyen
NPI 1538831490 · Nurse Practitioner · San Jose, CA
Diem Phuong Nguyen is a Nurse Practitioner provider in San Jose, CA (NPI 1538831490).
Provider details
- NPI number
- 1538831490
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95017290 (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
4 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
- 2021-09-29
- Last updated
- 2021-09-29
- Certified
- 2021-09-29
Frequently asked questions
- What is Diem Phuong Nguyen's NPI number?
- Diem Phuong Nguyen's National Provider Identifier (NPI) is 1538831490, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diem Phuong Nguyen's specialty?
- Diem Phuong Nguyen is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diem Phuong Nguyen located?
- Diem Phuong Nguyen's practice location on file with NPPES is 255 N White Rd Ste 200, San Jose, CA 95127-1966.
- What is Diem Phuong Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Diem Phuong Nguyen is (408) 503-7600.
- Is Diem Phuong Nguyen's NPI active?
- Yes — Diem Phuong Nguyen's NPI (1538831490) is active in the NPPES registry as of the last update on 2021-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.