What is Darwin Bowles's NPI number?

Darwin Bowles's National Provider Identifier (NPI) is 1235258617, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Darwin Bowles's specialty?

Darwin Bowles is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).

Where is Darwin Bowles located?

Darwin Bowles's practice location on file with NPPES is 4200 Jurupa St, Ontario, CA 91761-1426.

What is Darwin Bowles's phone number?

The practice phone number listed in the NPPES registry for Darwin Bowles is (909) 230-5515.

Is Darwin Bowles's NPI active?

Yes — Darwin Bowles's NPI (1235258617) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Darwin Bowles, DC

NPI 1235258617 · Chiropractor · Ontario, CA

Darwin Bowles, DC is a Chiropractor provider in Ontario, CA (NPI 1235258617).

Provider details

NPI number: 1235258617
Entity type: Individual
Primary specialty: ChiropractorChiropractic Providers
Credential: DC
Sex: Male
Sole proprietor: Yes
License: DC21906 (CA)

Practice location

4200 Jurupa St

Suite 312

Ontario, CA 91761-1426

Phone: (909) 230-5515

Fax: (909) 230-5516

Street-level locationGet directions

More CA providers

Mailing address

4200 Jurupa St

Ontario, CA 91761-1426

Specialties & taxonomies

ChiropractorPrimary111N00000XLicense DC21906 (CA)
Chiropractic Providers

Profile Score

Detailed profile(90/100 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.

Enumerated: 2007-03-28
Last updated: 2007-07-08

Frequently asked questions

What is Darwin Bowles's NPI number?: Darwin Bowles's National Provider Identifier (NPI) is 1235258617, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Darwin Bowles's specialty?: Darwin Bowles is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
Where is Darwin Bowles located?: Darwin Bowles's practice location on file with NPPES is 4200 Jurupa St, Ontario, CA 91761-1426.
What is Darwin Bowles's phone number?: The practice phone number listed in the NPPES registry for Darwin Bowles is (909) 230-5515.
Is Darwin Bowles's NPI active?: Yes — Darwin Bowles's NPI (1235258617) 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.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions