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MARTA YOLANDA HATTER LCSW
NPI 1619198678
Social Worker - Clinical in Irvine, CA

Active since May 01, 2007Opted out of Medicare · through Aug 22, 2027
6 VENTURE, SUITE 350, IRVINE, CA 92618(949) 697-4332(949) 753-8899 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Marta Yolanda Hatter Lcsw NPPES

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

MARTA YOLANDA HATTER LCSW (NPI 1619198678) is an individual clinical provider in Irvine, California, licensed in California (LCS17540) and active in the NPI registry since May 2007. She has opted out of Medicare through August 22, 2027.

NPPES Registry Identity

NPI1619198678
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARTA YOLANDA HATTERCredential: LCSW
Location Address6 VENTURE, SUITE 350Irvine, CA 92618-0000
Mailing Address6 Venture, Suite 350Irvine, CA 92618 · (949) 697-4332 · Fax (949) 753-8899
Phone(949) 697-4332
Fax(949) 753-8899
Sole ProprietorNo
Enumeration DateMay 1, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1619198678 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · LCS17540
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
6 VENTURE, Irvine, CA 92618
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Marta Yolanda Hatter Lcsw has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from August 22, 2025 through August 22, 2027.

Opt-Out Effective DateAugust 22, 2025
Opt-Out In Effect ThroughAugust 22, 2027Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 17

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

DR. KEITH R PETERSON PHD
Psychologist (Clinical)
6 VENTURE, SUITE 350
IRVINE, CA 92618
Orange County (949) 683-8789
DISIENA FAMILY CHIROPRACTIC, A PROF CORP
Chiropractor
6 VENTURE, SUITE 115
IRVINE, CA 92618
Orange County (949) 559-6030
EMILY MILLS JOHNSON M.D.
Psychiatry & Neurology (Psychiatry)
6 VENTURE, STE 350
IRVINE, CA 92618
Orange County (949) 753-8800
NANCY JOAN DOUCET L.C.S.W.
Social Worker (Clinical)
6 VENTURE, STE 350
IRVINE, CA 92618
Orange County (949) 559-8240
GRACE ELLEN KONSTANZER DC
Chiropractor
6 VENTURE
IRVINE, CA 92618
Orange County (949) 559-6030
JOEY A ESTELLA M.A., LMFT
Marriage & Family Therapist
6 VENTURE, SUITE 350
IRVINE, CA 92618
Orange County (949) 753-8800
DR. DOUGLAS A DISIENA DC
Chiropractor
6 VENTURE, SUITE 115
IRVINE, CA 92618
Orange County (949) 559-6030
DR. CONNOR MINH-KHOI DUONG M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
6 VENTURE, SUITE 350
IRVINE, CA 92618
Orange County (949) 753-8800

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 Marta Hatter's NPI number?

The NPI number for Marta Hatter is 1619198678. It was assigned to this individual provider in the NPPES registry on May 1, 2007.

Where is Marta Hatter located?

Marta Hatter practices at 6 Venture Suite 350, Irvine, CA 92618. The listed phone number is (949) 697-4332.

What is Marta Hatter's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Marta Hatter enrolled in Medicare?

No. Marta Hatter has opted out of Medicare through August 22, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Marta Hatter was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.