Hao Nguyen, MD
NPI 1407046659 · Anatomic Pathology & Clinical Pathology Physician · Pomona, CA
Hao Nguyen, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Pomona, CA (NPI 1407046659).
Provider details
- NPI number
- 1407046659
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A39462 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-07-25
- Last updated
- 2007-07-25
Frequently asked questions
- What is Hao Nguyen's NPI number?
- Hao Nguyen's National Provider Identifier (NPI) is 1407046659, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hao Nguyen's specialty?
- Hao Nguyen is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Hao Nguyen located?
- Hao Nguyen's practice location on file with NPPES is 3530 Pomona Blvd, Pomona, CA 91768-3238.
- What is Hao Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Hao Nguyen is (909) 595-1221.
- Is Hao Nguyen's NPI active?
- Yes — Hao Nguyen's NPI (1407046659) is active in the NPPES registry as of the last update on 2007-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.