Ya-Hsin Chang
NPI 1720923345 · Physical Therapist · Tarzana, CA
Ya-Hsin Chang is a Physical Therapist provider in Tarzana, CA (NPI 1720923345).
Provider details
- NPI number
- 1720923345
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 310013 (CA)
Specialties & taxonomies
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
Under 1 yr in 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
- 2026-04-21
- Last updated
- 2026-04-21
- Certified
- 2026-04-21
Frequently asked questions
- What is Ya-Hsin Chang's NPI number?
- Ya-Hsin Chang's National Provider Identifier (NPI) is 1720923345, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ya-Hsin Chang's specialty?
- Ya-Hsin Chang is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Ya-Hsin Chang located?
- Ya-Hsin Chang's practice location on file with NPPES is 18376 Clark St, Tarzana, CA 91356-3502.
- What is Ya-Hsin Chang's phone number?
- The practice phone number listed in the NPPES registry for Ya-Hsin Chang is (818) 996-8386.
- Is Ya-Hsin Chang's NPI active?
- Yes — Ya-Hsin Chang's NPI (1720923345) is active in the NPPES registry as of the last update on 2026-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.