What is Marc Isaac's NPI number?

Marc Isaac's National Provider Identifier (NPI) is 1538034020, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marc Isaac's specialty?

Marc Isaac is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).

Where is Marc Isaac located?

Marc Isaac's practice location on file with NPPES is 3200 Motor Ave, Los Angeles, CA 90034-3710.

What is Marc Isaac's phone number?

The practice phone number listed in the NPPES registry for Marc Isaac is (213) 973-8489.

Is Marc Isaac's NPI active?

Yes — Marc Isaac's NPI (1538034020) is active in the NPPES registry as of the last update on 2026-01-07.

IndividualActive

Marc Isaac, MFT

NPI 1538034020 · Marriage & Family Therapist · Los Angeles, CA

Marc Isaac, MFT is a Marriage & Family Therapist provider in Los Angeles, CA (NPI 1538034020).

Provider details

NPI number: 1538034020
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: MFT
Sex: Male
Sole proprietor: Yes
License: 159585 (CA)

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense 159585 (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

3200 Motor Ave

Los Angeles, CA 90034-3710

Phone: (213) 973-8489

Street-level locationGet directions

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Mailing address