Shiow-Huey Chang, R.N.
NPI 1780867374 · Case Management Registered Nurse · Sunnyvale, CA
Shiow-Huey Chang, R.N. is a Case Management Registered Nurse provider in Sunnyvale, CA (NPI 1780867374).
Provider details
- NPI number
- 1780867374
- Entity type
- Individual
- Primary specialty
- Case Management Registered NurseNursing Service Providers
- Credential
- R.N.
- Sex
- Female
- Sole proprietor
- No
- License
- 642711 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-12-06
- Last updated
- 2007-12-06
Frequently asked questions
- What is Shiow-Huey Chang's NPI number?
- Shiow-Huey Chang's National Provider Identifier (NPI) is 1780867374, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shiow-Huey Chang's specialty?
- Shiow-Huey Chang is listed in the NPPES registry with a primary specialty of Case Management Registered Nurse (Nursing Service Providers).
- Where is Shiow-Huey Chang located?
- Shiow-Huey Chang's practice location on file with NPPES is 660 S Fair Oaks Ave, Sunnyvale, CA 94086-7913.
- What is Shiow-Huey Chang's phone number?
- The practice phone number listed in the NPPES registry for Shiow-Huey Chang is (408) 992-4919.
- Is Shiow-Huey Chang's NPI active?
- Yes — Shiow-Huey Chang's NPI (1780867374) is active in the NPPES registry as of the last update on 2007-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.