What is Derek Isetti's NPI number?

Derek Isetti's National Provider Identifier (NPI) is 1477344398, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Derek Isetti's specialty?

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

Where is Derek Isetti located?

Derek Isetti's practice location on file with NPPES is 4774 Park Granada Unit 8742, Calabasas, CA 91302-1550.

What is Derek Isetti's phone number?

The practice phone number listed in the NPPES registry for Derek Isetti is (310) 853-2489.

Is Derek Isetti's NPI active?

Yes — Derek Isetti's NPI (1477344398) is active in the NPPES registry as of the last update on 2026-04-29.

IndividualActive

Derek Isetti, PHD

NPI 1477344398 · Social Worker · Calabasas, CA

Derek Isetti, PHD is a Social Worker provider in Calabasas, CA (NPI 1477344398).

Provider details

NPI number: 1477344398
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: PHD
Sex: Male
Sole proprietor: No
License: ASW133952 (CA)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense ASW133952 (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
1 yr 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

4774 Park Granada Unit 8742

Calabasas, CA 91302-1550

Phone: (310) 853-2489

Street-level locationGet directions

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Mailing address