Ha Nguyen, MD
NPI 1346628294 · Hospitalist Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ha Nguyen, MD is a Hospitalist Physician provider in Palo Alto, CA (NPI 1346628294).
Provider details
- NPI number
- 1346628294
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A155312 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
- 2015-05-12
- Last updated
- 2024-04-28
- Certified
- 2024-04-28
Frequently asked questions
- What is Ha Nguyen's NPI number?
- Ha Nguyen's National Provider Identifier (NPI) is 1346628294, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ha Nguyen's specialty?
- Ha Nguyen is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Ha Nguyen located?
- Ha Nguyen's practice location on file with NPPES is 725 Welch Rd, Palo Alto, CA 94304.
- What is Ha Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Ha Nguyen is (650) 497-8000.
- Does Ha Nguyen accept Medicare?
- Ha Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ha Nguyen's NPI active?
- Yes — Ha Nguyen's NPI (1346628294) is active in the NPPES registry as of the last update on 2024-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.