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Tzu-Yueh Chang
NPI 1952110009 · Chiropractor · Ontario, CA
Tzu-Yueh Chang is a Chiropractor provider in Ontario, CA (NPI 1952110009).
Provider details
- NPI number
- 1952110009
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- DC37141 (CA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
3467 E Kane Dr
Ontario, CA 91762-7598
Phone: (909) 758-2968
Approximate (ZIP-level) locationGet directions
Mailing address
3467 E Kane Dr
Ontario, CA 91762-7598
Registry dates
- Enumerated
- 2025-01-03
- Last updated
- 2025-01-03
- Certified
- 2025-01-03
Frequently asked questions
- What is Tzu-Yueh Chang's NPI number?
- Tzu-Yueh Chang's National Provider Identifier (NPI) is 1952110009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tzu-Yueh Chang's specialty?
- Tzu-Yueh Chang is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Tzu-Yueh Chang located?
- Tzu-Yueh Chang's practice location on file with NPPES is 3467 E Kane Dr, Ontario, CA 91762-7598.
- What is Tzu-Yueh Chang's phone number?
- The practice phone number listed in the NPPES registry for Tzu-Yueh Chang is (909) 758-2968.
- Is Tzu-Yueh Chang's NPI active?
- Yes — Tzu-Yueh Chang's NPI (1952110009) is active in the NPPES registry as of the last update on 2025-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.