Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

KAREN DIAZ
NPI 1427775428
Counselor - Mental Health in Brooklyn, NY

Active since October 20, 2022PECOS Enrolled
2857 LINDEN BLVD, BROOKLYN, NY 11208(718) 235-3100 Get Directions Write a Review

NPPES record last updated: July 21, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 21, 2026, Oct 20, 2022 (2 updates tracked since 2022).

About Karen Diaz NPPES

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

KAREN DIAZ (NPI 1427775428) is an individual mental health provider in Brooklyn, New York, licensed in New York (018031) and active in the NPI registry since October 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1427775428
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameKAREN DIAZ
Location Address2857 LINDEN BLVDBrooklyn, NY 11208-5126
Mailing Address710 Euclid Ave Apt 5dBrooklyn, NY 11208-4520 · (917) 213-3397
Sole ProprietorNo
Enumeration DateOctober 20, 2022
Last NPPES UpdateJuly 21, 20262 updates tracked since enumeration
NPPES CertifiedJuly 21, 2026
NPI 1427775428 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License Licensed in NY · 018031
2857 LINDEN BLVD, Brooklyn, NY 11208

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Karen Diaz 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.

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.

Counselor (Mental Health)
2857 LINDEN BLVD
BROOKLYN, NY 11208
Marriage & Family Therapist
2857 LINDEN BLVD
BROOKLYN, NY 11208
Social Worker
2857 LINDEN BLVD
BROOKLYN, NY 11208
Counselor (Mental Health)
2857 LINDEN BLVD
BROOKLYN, NY 11208
Counselor (Mental Health)
2857 LINDEN BLVD
BROOKLYN, NY 11208
Marriage & Family Therapist
2857 LINDEN BLVD
BROOKLYN, NY 11208
Counselor (Mental Health)
2857 LINDEN BLVD
BROOKLYN, NY 11208
Counselor (Mental Health)
2857 LINDEN BLVD
BROOKLYN, NY 11208

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 Karen Diaz's NPI number?

The NPI number for Karen Diaz is 1427775428. It was assigned to this individual provider in the NPPES registry on October 20, 2022.

Where is Karen Diaz located?

Karen Diaz practices at 2857 Linden Blvd, Brooklyn, NY 11208. The listed phone number is (718) 235-3100.

What is Karen Diaz's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Karen Diaz enrolled in Medicare?

Yes. Karen Diaz is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Karen Diaz was last updated on July 21, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.