What is Aja Loo's NPI number?

Aja Loo's National Provider Identifier (NPI) is 1871123323, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Aja Loo's specialty?

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

Where is Aja Loo located?

Aja Loo's practice location on file with NPPES is 3631 S Harbor Blvd Ste 200, Santa Ana, CA 92704-7936.

What is Aja Loo's phone number?

The practice phone number listed in the NPPES registry for Aja Loo is (657) 356-6290.

Is Aja Loo's NPI active?

Yes — Aja Loo's NPI (1871123323) is active in the NPPES registry as of the last update on 2026-05-20.

IndividualActive

Aja Loo

NPI 1871123323 · Clinical Social Worker · Santa Ana, CA

Aja Loo is a Clinical Social Worker provider in Santa Ana, CA (NPI 1871123323).

Provider details

NPI number: 1871123323
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No
License: 138322 (CA)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense 138322 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(65/100 index)

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

Registry tenure38% of score
6 yrs in NPPES 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

3631 S Harbor Blvd Ste 200

Santa Ana, CA 92704-7936

Phone: (657) 356-6290

Street-level locationGet directions

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Mailing address