Brian Xieu
NPI 1295475457 · Family Medicine Physician · Belmont, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Xieu is a Family Medicine Physician provider in Belmont, CA (NPI 1295475457).
Provider details
- NPI number
- 1295475457
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 21946 (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
4 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
- 2022-03-29
- Last updated
- 2026-02-20
- Certified
- 2026-02-20
Frequently asked questions
- What is Brian Xieu's NPI number?
- Brian Xieu's National Provider Identifier (NPI) is 1295475457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Xieu's specialty?
- Brian Xieu is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Xieu located?
- Brian Xieu's practice location on file with NPPES is 1301 Shoreway Rd Ste 100, Belmont, CA 94002-4110.
- What is Brian Xieu's phone number?
- The practice phone number listed in the NPPES registry for Brian Xieu is (650) 596-7000.
- Does Brian Xieu accept Medicare?
- Brian Xieu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Xieu's NPI active?
- Yes — Brian Xieu's NPI (1295475457) is active in the NPPES registry as of the last update on 2026-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.