Sandra Siow
NPI 1255549515 · Pediatric Occupational Therapist · Long Beach, CA
Sandra Siow is a Pediatric Occupational Therapist provider in Long Beach, CA (NPI 1255549515).
Provider details
- NPI number
- 1255549515
- Entity type
- Individual
- Primary specialty
- Pediatric Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- OT9996 (CA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
- 2007-05-18
- Last updated
- 2014-04-30
Frequently asked questions
- What is Sandra Siow's NPI number?
- Sandra Siow's National Provider Identifier (NPI) is 1255549515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Siow's specialty?
- Sandra Siow is listed in the NPPES registry with a primary specialty of Pediatric Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Sandra Siow located?
- Sandra Siow's practice location on file with NPPES is 249 E Ocean Blvd #400, Long Beach, CA 90802.
- What is Sandra Siow's phone number?
- The practice phone number listed in the NPPES registry for Sandra Siow is (888) 808-7838.
- Is Sandra Siow's NPI active?
- Yes — Sandra Siow's NPI (1255549515) is active in the NPPES registry as of the last update on 2014-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.