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DR. MARI MARKS PHD
NPI 1003825290
Psychologist - Clinical in Los Angeles, CA

Active since August 05, 2006PECOS Enrolled
1800 VINE ST STE 100, LOS ANGELES, CA 90028(310) 472-2523(213) 221-7070 Get Directions Write a Review

NPPES record last updated: May 29, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 29, 2026, Apr 18, 2019, Jan 22, 2016 (3 updates tracked since 2016).

About Dr. Mari Marks Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARI MARKS PHD (NPI 1003825290) is an individual clinical provider in Los Angeles, California, licensed in California (PSY12536) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003825290
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. MARI MARKSCredential: PHD
Location Address1800 VINE ST STE 100Los Angeles, CA 90028-5249
Mailing Address1800 Vine St Ste 100Los Angeles, CA 90028-5249 · (310) 472-2523 · Fax (213) 221-7070
Phone(310) 472-2523
Fax(213) 221-7070
Sole ProprietorYes
Enumeration DateAugust 5, 2006
Last NPPES UpdateMay 29, 20263 updates tracked since enumeration
NPPES CertifiedMay 29, 2026
✔ NPI 1003825290 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY12536
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
1800 VINE ST STE 100, Los Angeles, CA 90028
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mari Marks Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90028 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HASHTAG FAMILY THERAPY INC
Marriage & Family Therapist
1800 VINE ST STE 100
LOS ANGELES, CA 90028
Los Angeles County (310) 926-0988
MS. ADRIENNE ANNA LOTH
Marriage & Family Therapist
1800 VINE ST STE 100
LOS ANGELES, CA 90028
Los Angeles County (310) 926-0988

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mari Marks's NPI number?

The NPI number for Mari Marks is 1003825290. It was assigned to this individual provider in the NPPES registry on August 5, 2006.

Where is Mari Marks located?

Mari Marks practices at 1800 Vine St Ste 100, Los Angeles, CA 90028. The listed phone number is (310) 472-2523.

What is Mari Marks's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Mari Marks enrolled in Medicare?

Yes. Mari Marks is registered in the Medicare PECOS enrollment system.

What insurance does Mari Marks accept?

Health plans from Providence Health Plan list Mari Marks as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mari Marks was last updated on May 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.