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MARISSA GREITZER
NPI 1811863939
Marriage & Family Therapist in Los Angeles, CA

Active since October 15, 2025
1849 SAWTELLE BLVD STE 610, LOS ANGELES, CA 90025(424) 258-4960 Get Directions Write a Review

NPPES record last updated: October 15, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Marissa Greitzer NPPES

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

MARISSA GREITZER (NPI 1811863939) is an individual marriage & family therapist in Los Angeles, California, licensed in California (AMFT154500) and active in the NPI registry since October 2025.

NPPES Registry Identity

NPI1811863939
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameMARISSA GREITZER
Location Address1849 SAWTELLE BLVD STE 610Los Angeles, CA 90025-7013
Mailing Address1849 Sawtelle Blvd Ste 610Los Angeles, CA 90025-7013 · (424) 258-4960
Phone(424) 258-4960
Sole ProprietorYes
Enumeration DateOctober 15, 2025
NPPES CertifiedOctober 15, 2025
✔ NPI 1811863939 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · AMFT154500
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
1849 SAWTELLE BLVD STE 610, Los Angeles, CA 90025
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

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

MINKYUNG SO
Marriage & Family Therapist
1849 SAWTELLE BLVD STE 610
LOS ANGELES, CA 90025
Los Angeles County (310) 853-8211
DANIELLE NAY LPCC, LMFT
Marriage & Family Therapist
1849 SAWTELLE BLVD STE 610
LOS ANGELES, CA 90025
Los Angeles County (310) 264-6646
ELYSSA HAYS
Marriage & Family Therapist
1849 SAWTELLE BLVD STE 610
LOS ANGELES, CA 90025
Los Angeles County (610) 216-7402
LAUREN NICCOLE THOMAS MS
Marriage & Family Therapist
1849 SAWTELLE BLVD STE 610
LOS ANGELES, CA 90025
Los Angeles County (818) 426-8863
MS. HANOUF A. ALAHMARI MA, LMFT
Marriage & Family Therapist
1849 SAWTELLE BLVD STE 610
LOS ANGELES, CA 90025
Los Angeles County (424) 361-9895
DR. CAROLINE K DIEHL PHD
Psychologist (Clinical)
1849 SAWTELLE BLVD STE 610
LOS ANGELES, CA 90025
Los Angeles County (424) 273-5091
DR. CRYSTAL LUNA PSYD
Psychologist (Clinical)
1849 SAWTELLE BLVD STE 610
LOS ANGELES, CA 90025
Los Angeles County (818) 232-2933
ERIN TYUKODY-STORCH
Marriage & Family Therapist
1849 SAWTELLE BLVD STE 610
LOS ANGELES, CA 90025
Los Angeles County (747) 377-1221

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 Marissa Greitzer's NPI number?

The NPI number for Marissa Greitzer is 1811863939. It was assigned to this individual provider in the NPPES registry on October 15, 2025.

Where is Marissa Greitzer located?

Marissa Greitzer practices at 1849 Sawtelle Blvd Ste 610, Los Angeles, CA 90025. The listed phone number is (424) 258-4960.

What is Marissa Greitzer's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

When was this NPI record last updated?

The NPPES record for Marissa Greitzer was last updated on October 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.