IndividualActive
Brandon Siao
NPI 1609343706 · Behavior Analyst · San Mateo, CA
Brandon Siao is a Behavior Analyst provider in San Mateo, CA (NPI 1609343706).
Provider details
- NPI number
- 1609343706
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- F7110960 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
800 S Claremont St Ste 108
San Mateo, CA 94402-1449
Phone: (650) 281-2631
Street-level locationGet directions
Mailing address
21600 Oxnard St Ste 1800
Woodland Hills, CA 91367-7807
Registry dates
- Enumerated
- 2018-10-26
- Last updated
- 2018-10-26
Frequently asked questions
- What is Brandon Siao's NPI number?
- Brandon Siao's National Provider Identifier (NPI) is 1609343706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brandon Siao's specialty?
- Brandon Siao is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Brandon Siao located?
- Brandon Siao's practice location on file with NPPES is 800 S Claremont St Ste 108, San Mateo, CA 94402-1449.
- What is Brandon Siao's phone number?
- The practice phone number listed in the NPPES registry for Brandon Siao is (650) 281-2631.
- Is Brandon Siao's NPI active?
- Yes — Brandon Siao's NPI (1609343706) is active in the NPPES registry as of the last update on 2018-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.