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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ALEXA NIEVES LMFT
NPI 1801402342
Marriage & Family Therapist in Centereach, NY

Active since September 21, 2020PECOS Enrolled
2100 MIDDLE COUNTRY RD STE 211B, CENTEREACH, NY 11720(631) 468-8587 Get Directions Write a Review

NPPES record last updated: October 17, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 17, 2026, Feb 3, 2023, Oct 1, 2021 and 1 more (4 updates tracked since 2020).

About Alexa Nieves Lmft NPPES

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

ALEXA NIEVES LMFT (NPI 1801402342) is an individual marriage & family therapist in Centereach, New York, licensed in New York (001882) and active in the NPI registry since September 2020. She is enrolled in Medicare PECOS and maintains a secondary practice location in Melville.

NPPES Registry Identity

NPI1801402342
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameALEXA NIEVESCredential: LMFT
Location Address2100 MIDDLE COUNTRY RD STE 211BCentereach, NY 11720-3553
Mailing Address842 Golf LnMedford, NY 11763-1203 · (631) 372-9378
Phone(631) 468-8587
Sole ProprietorNo
Enumeration DateSeptember 21, 2020
Last NPPES UpdateOctober 17, 20264 updates tracked since enumeration
NPPES CertifiedOctober 17, 2026
✔ NPI 1801402342 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 NY · 001882
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.
2100 MIDDLE COUNTRY RD STE 211B, Centereach, NY 11720
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Secondary Practice Location 1

Location 1560 Broadhollow Rd Ste 302Melville, NY 11747-3702 · Phone (631) 372-9378

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexa Nieves Lmft 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 4

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

RACHAEL KHANIMOVA MFT-INTERN
Student in an Organized Health Care Education/Training Program
2100 MIDDLE COUNTRY RD STE 211B
CENTEREACH, NY 11720
Suffolk County (631) 372-9378
ANDREA JUDGE LMSW
Social Worker
2100 MIDDLE COUNTRY RD STE 211B
CENTEREACH, NY 11720
Suffolk County (631) 255-0848
MRS. SUANY CHANELY STROUD FRONTAAN
Marriage & Family Therapist
2100 MIDDLE COUNTRY RD STE 211B
CENTEREACH, NY 11720
Suffolk County (631) 468-8587
OPEN-MINDED MARRIAGE & FAMILY THERAPY, PLLC
Marriage & Family Therapist
2100 MIDDLE COUNTRY RD STE 211B
CENTEREACH, NY 11720
Suffolk County (631) 468-8587

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 Alexa Nieves's NPI number?

The NPI number for Alexa Nieves is 1801402342. It was assigned to this individual provider in the NPPES registry on September 21, 2020.

Where is Alexa Nieves located?

Alexa Nieves practices at 2100 Middle Country Rd Ste 211B, Centereach, NY 11720. The listed phone number is (631) 468-8587.

What is Alexa Nieves's specialty?

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

Is Alexa Nieves enrolled in Medicare?

Yes. Alexa Nieves is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alexa Nieves was last updated on October 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.