Jenny Siaw
NPI 1578893111 · Rehabilitation Counselor · Northridge, CA
Jenny Siaw is a Rehabilitation Counselor provider in Northridge, CA (NPI 1578893111).
Provider details
- NPI number
- 1578893111
- Entity type
- Individual
- Primary specialty
- Rehabilitation CounselorRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
Mailing address
Registry dates
- Enumerated
- 2010-01-04
- Last updated
- 2022-07-21
Frequently asked questions
- What is Jenny Siaw's NPI number?
- Jenny Siaw's National Provider Identifier (NPI) is 1578893111, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jenny Siaw's specialty?
- Jenny Siaw is listed in the NPPES registry with a primary specialty of Rehabilitation Counselor (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Jenny Siaw located?
- Jenny Siaw's practice location on file with NPPES is 9650 Zelzah Ave, Northridge, CA 91325-2003.
- What is Jenny Siaw's phone number?
- The practice phone number listed in the NPPES registry for Jenny Siaw is (818) 993-9311.
- Is Jenny Siaw's NPI active?
- Yes — Jenny Siaw's NPI (1578893111) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.