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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

GREGORY DIAMANTI
NPI 1275444796
Social Worker in Long Beach, CA

Active since September 14, 2026
3633 E BROADWAY, LONG BEACH, CA 90803(562) 285-1330 Get Directions Write a Review

NPPES record added: September 14, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

About Gregory Diamanti NPPES

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

GREGORY DIAMANTI (NPI 1275444796) is an individual social worker in Long Beach, California and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1275444796
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameGREGORY DIAMANTI
Location Address3633 E BROADWAYLong Beach, CA 90803-6035
Mailing Address3633 E BroadwayLong Beach, CA 90803-6035 · (562) 285-1330
Phone(562) 285-1330
Sole ProprietorYes
Enumeration DateSeptember 14, 2026
NPPES CertifiedSeptember 14, 2026
✔ NPI 1275444796 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
3633 E BROADWAY, Long Beach, CA 90803
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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.

LIZETTE RODRIGUEZ
Recreation Therapist
3633 E BROADWAY
LONG BEACH, CA 90803
Los Angeles County (562) 285-1330
LUZ ELENA GONZALEZ
Day Training/Habilitation Specialist
3633 E BROADWAY
LONG BEACH, CA 90803
Los Angeles County (562) 480-0333
KENNY NGUYEN
Social Worker
3633 E BROADWAY
LONG BEACH, CA 90803
Los Angeles County (562) 480-0333
ARYANA WILLIAMS
Community Health Worker
3633 E BROADWAY
LONG BEACH, CA 90803
Los Angeles County (888) 242-2522
ARLENE ANN ARIAS
Student in an Organized Health Care Education/Training Program
3633 E BROADWAY
LONG BEACH, CA 90803
Los Angeles County (562) 285-1330
ANA G PLEASANT
Community Health Worker
3633 E BROADWAY
LONG BEACH, CA 90803
Los Angeles County (562) 625-6187
CHELSEA O'REILLY
Student in an Organized Health Care Education/Training Program
3633 E BROADWAY
LONG BEACH, CA 90803
Los Angeles County (562) 285-1330
ELIZABETH MENA
Community Health Worker
3633 E BROADWAY
LONG BEACH, CA 90803
Los Angeles County (562) 285-1330

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 Gregory Diamanti's NPI number?

The NPI number for Gregory Diamanti is 1275444796. It was assigned to this individual provider in the NPPES registry on September 14, 2026.

Where is Gregory Diamanti located?

Gregory Diamanti practices at 3633 E Broadway, Long Beach, CA 90803. The listed phone number is (562) 285-1330.

What is Gregory Diamanti's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Gregory Diamanti was last updated on September 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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.