What is Joanna Vlahos's NPI number?

Joanna Vlahos's National Provider Identifier (NPI) is 1609739028, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Joanna Vlahos's specialty?

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

Where is Joanna Vlahos located?

Joanna Vlahos's practice location on file with NPPES is 515 Columbia Ave Ste 200, Los Angeles, CA 90017-1209.

What is Joanna Vlahos's phone number?

The practice phone number listed in the NPPES registry for Joanna Vlahos is (213) 332-1332.

Is Joanna Vlahos's NPI active?

Yes — Joanna Vlahos's NPI (1609739028) is active in the NPPES registry as of the last update on 2025-12-03.

IndividualActive

Joanna Vlahos

NPI 1609739028 · Social Worker · Los Angeles, CA

Joanna Vlahos is a Social Worker provider in Los Angeles, CA (NPI 1609739028).

Provider details

NPI number: 1609739028
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Sole proprietor: No
License: ASW124535 (CA)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense ASW124535 (CA)
Behavioral Health & Social 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

515 Columbia Ave Ste 200

Los Angeles, CA 90017-1209

Phone: (213) 332-1332

Street-level locationGet directions

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Mailing address