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MS. DIANE HAZEYAMA M.S.
NPI 1649599622
Marriage & Family Therapist in Torrance, CA

Active since May 31, 2010Opted out of Medicare · through Jan 1, 2028
21515 HAWTHORNE BLVD, TORRANCE, CA 90503(510) 345-4379 Get Directions Write a Review

NPPES record last updated: September 20, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ms. Diane Hazeyama M.s. NPPES

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

MS. DIANE HAZEYAMA M.S. (NPI 1649599622) is an individual marriage & family therapist in Torrance, California, licensed in California (LMFT121946) and active in the NPI registry since May 2010. She has opted out of Medicare through January 1, 2028.

NPPES Registry Identity

NPI1649599622
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameMS. DIANE HAZEYAMACredential: M.S.
Location Address21515 HAWTHORNE BLVDTorrance, CA 90503-6501
Mailing AddressPo Box 2351Palos Verdes Peninsula, CA 90274-8351 · (310) 547-7954
Phone(510) 345-4379
Sole ProprietorNo
Enumeration DateMay 31, 2010
Last NPPES UpdateSeptember 20, 2021
NPPES CertifiedSeptember 18, 2021
✔ NPI 1649599622 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 · LMFT121946
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.
21515 HAWTHORNE BLVD, Torrance, CA 90503
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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

Ms. Diane Hazeyama M.s. 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 January 1, 2024 through January 1, 2028.

Opt-Out Effective DateJanuary 1, 2024
Opt-Out In Effect ThroughJanuary 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

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.

CATALINA GUEVARA JIMENEZ
Behavior Technician
21515 HAWTHORNE BLVD
TORRANCE, CA 90503
Los Angeles County (424) 738-1828
DARYL-JUSTIN CASIO
Behavior Analyst
21515 HAWTHORNE BLVD
TORRANCE, CA 90503
Los Angeles County (424) 571-2618
ADRIAN JARELLE MONTGOMERY
Behavior Technician
21515 HAWTHORNE BLVD
TORRANCE, CA 90503
Los Angeles County (424) 571-2618
ALIDA SAMANTHA ANDON
Behavior Technician
21515 HAWTHORNE BLVD
TORRANCE, CA 90503
Los Angeles County (424) 738-1835
RACHEL DANI LIBERSON
Behavior Technician
21515 HAWTHORNE BLVD
TORRANCE, CA 90503
Los Angeles County (424) 571-2618
MELINA VIANEY ROMERO
Behavior Technician
21515 HAWTHORNE BLVD
TORRANCE, CA 90503
Los Angeles County (424) 571-2618
CHRISTIEN ANDRESEN RBT
Behavior Technician
21515 HAWTHORNE BLVD
TORRANCE, CA 90503
Los Angeles County (424) 571-2618
LESSLY FLORES
Behavior Technician
21515 HAWTHORNE BLVD
TORRANCE, CA 90503
Los Angeles County (424) 571-2618

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 Diane Hazeyama's NPI number?

The NPI number for Diane Hazeyama is 1649599622. It was assigned to this individual provider in the NPPES registry on May 31, 2010.

Where is Diane Hazeyama located?

Diane Hazeyama practices at 21515 Hawthorne Blvd, Torrance, CA 90503. The listed phone number is (510) 345-4379.

What is Diane Hazeyama's specialty?

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

Is Diane Hazeyama enrolled in Medicare?

No. Diane Hazeyama has opted out of Medicare through January 1, 2028. 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 Diane Hazeyama was last updated on September 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.