What is Ana Castillo's NPI number?

Ana Castillo's National Provider Identifier (NPI) is 1891634705, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ana Castillo's specialty?

Ana Castillo is listed in the NPPES registry with a primary specialty of Peer Specialist (Other Service Providers).

Where is Ana Castillo located?

Ana Castillo's practice location on file with NPPES is 3737 Midway Dr, San Diego, CA 92110-5204.

What is Ana Castillo's phone number?

The practice phone number listed in the NPPES registry for Ana Castillo is (619) 985-8571.

Is Ana Castillo's NPI active?

Yes — Ana Castillo's NPI (1891634705) is active in the NPPES registry as of the last update on 2026-03-26.

IndividualActive

Ana Castillo

NPI 1891634705 · Peer Specialist · San Diego, CA

Ana Castillo is a Peer Specialist provider in San Diego, CA (NPI 1891634705).

Provider details

NPI number: 1891634705
Entity type: Individual
Primary specialty: Peer SpecialistOther Service Providers
Sex: Female
Sole proprietor: No
License: MPSS-AWIDJM (CA)

Specialties & taxonomies

Peer SpecialistPrimary175T00000XLicense MPSS-AWIDJM (CA)
Other 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

3737 Midway Dr

San Diego, CA 92110-5204

Phone: (619) 985-8571

Street-level locationGet directions

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Mailing address