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Brett Diaz, D.C.
NPI 1134245483 · Chiropractor · Ontario, CA
Brett Diaz, D.C. is a Chiropractor provider in Ontario, CA (NPI 1134245483).
Provider details
- NPI number
- 1134245483
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- No
- License
- DC 18384 (CA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
2537 S Euclid Ave
Ontario, CA 91762-6625
Phone: (909) 930-2233
Fax: (909) 933-3775
Street-level locationGet directions
Mailing address
889 Summit Dr
Laguna Beach, CA 92651-3420
Registry dates
- Enumerated
- 2007-03-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Brett Diaz's NPI number?
- Brett Diaz's National Provider Identifier (NPI) is 1134245483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brett Diaz's specialty?
- Brett Diaz is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Brett Diaz located?
- Brett Diaz's practice location on file with NPPES is 2537 S Euclid Ave, Ontario, CA 91762-6625.
- What is Brett Diaz's phone number?
- The practice phone number listed in the NPPES registry for Brett Diaz is (909) 930-2233.
- Is Brett Diaz's NPI active?
- Yes — Brett Diaz's NPI (1134245483) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.