What is Alejandra Sebastian's NPI number?

Alejandra Sebastian's National Provider Identifier (NPI) is 1861878944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Alejandra Sebastian's specialty?

Alejandra Sebastian is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Alejandra Sebastian located?

Alejandra Sebastian's practice location on file with NPPES is 1911 Williams Dr Ste 210, Oxnard, CA 93036-2612.

What is Alejandra Sebastian's phone number?

The practice phone number listed in the NPPES registry for Alejandra Sebastian is (805) 981-4200.

Is Alejandra Sebastian's NPI active?

Yes — Alejandra Sebastian's NPI (1861878944) is active in the NPPES registry as of the last update on 2024-12-31.

IndividualActive

Alejandra Sebastian, ASW

NPI 1861878944 · Social Worker · Oxnard, CA

Alejandra Sebastian, ASW is a Social Worker provider in Oxnard, CA (NPI 1861878944).

Provider details

NPI number: 1861878944
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: ASW
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Social WorkerPrimary104100000X
Behavioral Health & Social Service Providers
Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care

Profile Score

Detailed profile(76/100 index)

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

Registry tenure38% of score
10 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
3 documented practice locations

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

1911 Williams Dr Ste 210

Oxnard, CA 93036-2612

Phone: (805) 981-4200

Street-level locationGet directions

More CA providers

Mailing address

Po Box 6642

Oxnard, CA 93031-6642

Additional practice locations (2)

1722 S Lewis Rd
Camarillo, CA 93012-8520
Phone: (805) 445-7300
1205 W Guava St
Oxnard, CA 93033-3041
Phone: (805) 844-4873

Enumerated: 2015-07-30
Last updated: 2024-12-31
Certified: 2024-12-26

Frequently asked questions

What is Alejandra Sebastian's NPI number?: Alejandra Sebastian's National Provider Identifier (NPI) is 1861878944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Alejandra Sebastian's specialty?: Alejandra Sebastian is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
Where is Alejandra Sebastian located?: Alejandra Sebastian's practice location on file with NPPES is 1911 Williams Dr Ste 210, Oxnard, CA 93036-2612.
What is Alejandra Sebastian's phone number?: The practice phone number listed in the NPPES registry for Alejandra Sebastian is (805) 981-4200.
Is Alejandra Sebastian's NPI active?: Yes — Alejandra Sebastian's NPI (1861878944) is active in the NPPES registry as of the last update on 2024-12-31.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.