What is Sylvia Borja's NPI number?

Sylvia Borja's National Provider Identifier (NPI) is 1588594121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sylvia Borja's specialty?

Sylvia Borja is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).

Where is Sylvia Borja located?

Sylvia Borja's practice location on file with NPPES is 43520 Division St, Lancaster, CA 93535-4089.

What is Sylvia Borja's phone number?

The practice phone number listed in the NPPES registry for Sylvia Borja is (661) 266-4783.

Is Sylvia Borja's NPI active?

Yes — Sylvia Borja's NPI (1588594121) is active in the NPPES registry as of the last update on 2026-05-22.

IndividualActive

Sylvia Borja

NPI 1588594121 · Case Manager/Care Coordinator · Lancaster, CA

Sylvia Borja is a Case Manager/Care Coordinator provider in Lancaster, CA (NPI 1588594121).

Provider details

NPI number: 1588594121
Entity type: Individual
Primary specialty: Case Manager/Care CoordinatorOther Service Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Case Manager/Care CoordinatorPrimary171M00000X
Other Service Providers

Profile Score

Basic profile(46/100 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
83% 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

43520 Division St

Lancaster, CA 93535-4089

Phone: (661) 266-4783

Fax: (661) 266-1210

Street-level locationGet directions

More CA providers

Mailing address