Arnold Chang
NPI 1790453405 · Student in an Organized Health Care Education/Training Program · Fullerton, CA
Arnold Chang is a Student in an Organized Health Care Education/Training Program provider in Fullerton, CA (NPI 1790453405).
Provider details
- NPI number
- 1790453405
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2021-08-30
- Last updated
- 2021-08-30
- Certified
- 2021-08-30
Frequently asked questions
- What is Arnold Chang's NPI number?
- Arnold Chang's National Provider Identifier (NPI) is 1790453405, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnold Chang's specialty?
- Arnold Chang is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Arnold Chang located?
- Arnold Chang's practice location on file with NPPES is 600 Rodeo Rd, Fullerton, CA 92835-4051.
- What is Arnold Chang's phone number?
- The practice phone number listed in the NPPES registry for Arnold Chang is (714) 747-7677.
- Is Arnold Chang's NPI active?
- Yes — Arnold Chang's NPI (1790453405) is active in the NPPES registry as of the last update on 2021-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.