What is Karen Leonard's NPI number?

Karen Leonard's National Provider Identifier (NPI) is 1871477216, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Karen Leonard's specialty?

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

Where is Karen Leonard located?

Karen Leonard's practice location on file with NPPES is 1326 Yale St Apt 2, Santa Monica, CA 90404-2439.

What is Karen Leonard's phone number?

The practice phone number listed in the NPPES registry for Karen Leonard is (310) 849-9890.

Is Karen Leonard's NPI active?

Yes — Karen Leonard's NPI (1871477216) is active in the NPPES registry as of the last update on 2025-07-31.

IndividualActive

Karen Leonard

NPI 1871477216 · Clinical Social Worker · Santa Monica, CA

Karen Leonard is a Clinical Social Worker provider in Santa Monica, CA (NPI 1871477216).

Provider details

NPI number: 1871477216
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: Yes
License: 121330 (CA)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense 121330 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(54/100 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

1326 Yale St Apt 2

Santa Monica, CA 90404-2439

Phone: (310) 849-9890

Street-level locationGet directions

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Mailing address