Thomas K Y Hsu MD Inc
NPI 1801972401 · Family Medicine Physician · Chino, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas K Y Hsu MD Inc is a Family Medicine Physician organization in Chino, CA (NPI 1801972401).
Provider details
- NPI number
- 1801972401
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thomas Hsu, Physician(909) 628-4741
- License
- A36335 (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
19 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
- 2006-10-27
- Last updated
- 2020-08-22
Frequently asked questions
- What is Thomas K Y Hsu MD Inc's NPI number?
- Thomas K Y Hsu MD Inc's National Provider Identifier (NPI) is 1801972401, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thomas K Y Hsu MD Inc?
- Thomas K Y Hsu MD Inc is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas K Y Hsu MD Inc located?
- Thomas K Y Hsu MD Inc's practice location on file with NPPES is 13768 Roswell Ave, Chino, CA 91710.
- What is Thomas K Y Hsu MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Thomas K Y Hsu MD Inc is (909) 628-4741.
- Does Thomas K Y Hsu MD Inc accept Medicare?
- Thomas K Y Hsu MD Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Thomas K Y Hsu MD Inc?
- The authorized official listed on Thomas K Y Hsu MD Inc's NPPES record is Thomas Hsu, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thomas K Y Hsu MD Inc's NPI active?
- Yes — Thomas K Y Hsu MD Inc's NPI (1801972401) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.