What is Ashley Alfaro's NPI number?

Ashley Alfaro's National Provider Identifier (NPI) is 1417890039, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ashley Alfaro's specialty?

Ashley Alfaro is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Ashley Alfaro located?

Ashley Alfaro's practice location on file with NPPES is 4207 Delta Fair Blvd, Antioch, CA 94509-3944.

What is Ashley Alfaro's phone number?

The practice phone number listed in the NPPES registry for Ashley Alfaro is (925) 777-2000.

Is Ashley Alfaro's NPI active?

Yes — Ashley Alfaro's NPI (1417890039) is active in the NPPES registry as of the last update on 2026-04-09.

IndividualActive

Ashley Alfaro, RN

NPI 1417890039 · Registered Nurse · Antioch, CA

Ashley Alfaro, RN is a Registered Nurse provider in Antioch, CA (NPI 1417890039).

Provider details

NPI number: 1417890039
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Credential: RN
Sex: Female
Sole proprietor: Yes
License: 809754 (CA)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 809754 (CA)
Nursing Service Providers

Profile Score

Established profile(53/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

4207 Delta Fair Blvd

Antioch, CA 94509-3944

Phone: (925) 777-2000

Street-level locationGet directions

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Mailing address