What is James Irwin's NPI number?

James Irwin's National Provider Identifier (NPI) is 1427385301, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is James Irwin's specialty?

James Irwin is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).

Where is James Irwin located?

James Irwin's practice location on file with NPPES is 20246 Wynfreed Ln, Northridge, CA 91326-4053.

What is James Irwin's phone number?

The practice phone number listed in the NPPES registry for James Irwin is (818) 772-7570.

Is James Irwin's NPI active?

Yes — James Irwin's NPI (1427385301) is active in the NPPES registry as of the last update on 2026-05-03.

IndividualActive

James Irwin, RPH

NPI 1427385301 · Pharmacist · Northridge, CA

James Irwin, RPH is a Pharmacist provider in Northridge, CA (NPI 1427385301).

Provider details

NPI number: 1427385301
Entity type: Individual
Primary specialty: PharmacistPharmacy Service Providers
Credential: RPH
Sex: Male
Sole proprietor: No
License: 25556 (CA)

Specialties & taxonomies

PharmacistPrimary183500000XLicense 25556 (CA)
Pharmacy Service Providers

Profile Score

Detailed profile(84/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
16 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

20246 Wynfreed Ln

Northridge, CA 91326-4053

Phone: (818) 772-7570

Fax: (888) 827-8795

Street-level locationGet directions

More CA providers

Mailing address

20243 Wynfreed Ln