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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

EFREN CASTILLO ARCE PPS SCHOOL COUNSELOR
NPI 1538637715
Counselor - School in Wilmington, CA

Active since November 06, 2018
24910 S AVALON BLVD, WILMINGTON, CA 90744(424) 251-9957 Get Directions Write a Review

NPPES record last updated: August 18, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Aug 18, 2026, Jul 15, 2020, Jul 7, 2020 and 1 more (4 updates tracked since 2018).

About Efren Castillo Arce Pps School Counselor NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

EFREN CASTILLO ARCE PPS SCHOOL COUNSELOR (NPI 1538637715) is an individual school provider in Wilmington, California and active in the NPI registry since November 2018.

NPPES Registry Identity

NPI1538637715
Entity TypeIndividualMale
Primary Taxonomy101YS0200X
Provider Legal NameEFREN CASTILLO ARCECredential: PPS SCHOOL COUNSELOR
Location Address24910 S AVALON BLVDWilmington, CA 90744-1029
Mailing Address24910 S Avalon BlvdWilmington, CA 90744-1029 · (424) 251-9957
Phone(424) 251-9957
Sole ProprietorYes
Enumeration DateNovember 6, 2018
Last NPPES UpdateAugust 18, 20264 updates tracked since enumeration
NPPES CertifiedAugust 18, 2026
✔ NPI 1538637715 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · SchoolBehavioral Health & Social Service Providers
Taxonomy Code101YS0200X
24910 S AVALON BLVD, Wilmington, CA 90744
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Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KAITLYN ELIZABETH THOMAS
Psychologist (School)
24910 S AVALON BLVD
WILMINGTON, CA 90744
Los Angeles County (424) 251-9957
SCHOLARSHIP PREP - SOUTH BAY
Counselor
24910 S AVALON BLVD
WILMINGTON, CA 90744
Los Angeles County (424) 251-9957

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Efren Castillo Arce's NPI number?

The NPI number for Efren Castillo Arce is 1538637715. It was assigned to this individual provider in the NPPES registry on November 6, 2018.

Where is Efren Castillo Arce located?

Efren Castillo Arce practices at 24910 S Avalon Blvd, Wilmington, CA 90744. The listed phone number is (424) 251-9957.

What is Efren Castillo Arce's specialty?

The primary specialty registered for this NPI is Counselor, specializing in School, with taxonomy code 101YS0200X.

When was this NPI record last updated?

The NPPES record for Efren Castillo Arce was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.