Diana Nguyen, PA-C
NPI 1861834400 · Medical Physician Assistant · San Jose, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Nguyen, PA-C is a Medical Physician Assistant provider in San Jose, CA (NPI 1861834400).
Provider details
- NPI number
- 1861834400
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA23066 (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
12 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
- 2013-07-24
- Last updated
- 2013-07-24
Frequently asked questions
- What is Diana Nguyen's NPI number?
- Diana Nguyen's National Provider Identifier (NPI) is 1861834400, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Nguyen's specialty?
- Diana Nguyen is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diana Nguyen located?
- Diana Nguyen's practice location on file with NPPES is 667 N White Rd, San Jose, CA 95127-1447.
- What is Diana Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Diana Nguyen is (408) 646-8590.
- Does Diana Nguyen accept Medicare?
- Diana Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Nguyen's NPI active?
- Yes — Diana Nguyen's NPI (1861834400) is active in the NPPES registry as of the last update on 2013-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.