IndividualActive
Sarah Chu
NPI 1366197998 · Physician Assistant · Diamond Bar, CA
Sarah Chu is a Physician Assistant provider in Diamond Bar, CA (NPI 1366197998).
Provider details
- NPI number
- 1366197998
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
888 Brea Canyon Rd Ste 330
Diamond Bar, CA 91789-3095
Phone: (909) 594-3382
Street-level locationGet directions
Mailing address
888 Brea Canyon Rd Ste 330
Diamond Bar, CA 91789-3095
Registry dates
- Enumerated
- 2022-02-11
- Last updated
- 2026-03-25
- Certified
- 2026-03-25
Frequently asked questions
- What is Sarah Chu's NPI number?
- Sarah Chu's National Provider Identifier (NPI) is 1366197998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Chu's specialty?
- Sarah Chu is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sarah Chu located?
- Sarah Chu's practice location on file with NPPES is 888 Brea Canyon Rd Ste 330, Diamond Bar, CA 91789-3095.
- What is Sarah Chu's phone number?
- The practice phone number listed in the NPPES registry for Sarah Chu is (909) 594-3382.
- Is Sarah Chu's NPI active?
- Yes — Sarah Chu's NPI (1366197998) is active in the NPPES registry as of the last update on 2026-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.