Yu-Luen Hsu, M.D.
NPI 1720054000 · Allergy & Immunology Physician · San Gabriel, CA
Yu-Luen Hsu, M.D. is a Allergy & Immunology Physician provider in San Gabriel, CA (NPI 1720054000).
Provider details
- NPI number
- 1720054000
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 91805 (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
20 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
- 2006-02-27
- Last updated
- 2009-06-24
Frequently asked questions
- What is Yu-Luen Hsu's NPI number?
- Yu-Luen Hsu's National Provider Identifier (NPI) is 1720054000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yu-Luen Hsu's specialty?
- Yu-Luen Hsu is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Yu-Luen Hsu located?
- Yu-Luen Hsu's practice location on file with NPPES is 207 S Santa Anita Ave, San Gabriel, CA 91776-1146.
- What is Yu-Luen Hsu's phone number?
- The practice phone number listed in the NPPES registry for Yu-Luen Hsu is (626) 284-7000.
- Is Yu-Luen Hsu's NPI active?
- Yes — Yu-Luen Hsu's NPI (1720054000) is active in the NPPES registry as of the last update on 2009-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.