What is Jeffrey Ko's NPI number?

Jeffrey Ko's National Provider Identifier (NPI) is 1699037663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Jeffrey Ko's specialty?

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

Where is Jeffrey Ko located?

Jeffrey Ko's practice location on file with NPPES is 4221 Wilshire Blvd Ste 230, Los Angeles, CA 90010-3554.

What is Jeffrey Ko's phone number?

The practice phone number listed in the NPPES registry for Jeffrey Ko is (213) 441-6780.

Is Jeffrey Ko's NPI active?

Yes — Jeffrey Ko's NPI (1699037663) is active in the NPPES registry as of the last update on 2025-09-24.

IndividualActive

Jeffrey Ko, LCSW

NPI 1699037663 · Clinical Social Worker · Los Angeles, CA

Jeffrey Ko, LCSW is a Clinical Social Worker provider in Los Angeles, CA (NPI 1699037663).

Provider details

NPI number: 1699037663
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Credential: LCSW
Sex: Male
Sole proprietor: No
License: 120747 (CA)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense 120747 (CA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(79/100 index)

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

Registry tenure38% of score
14 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

4221 Wilshire Blvd Ste 230

Los Angeles, CA 90010-3554

Phone: (213) 441-6780

Street-level locationGet directions

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Mailing address