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

MELISSA MICHELLE NICHOLAS
NPI 1225886229
Counselor - Mental Health in Bronx, NY

Active since May 07, 2024PECOS Enrolled
579 COURTLANDT AVE, BRONX, NY 10451(718) 485-2100 Get Directions Write a Review

NPPES record last updated: August 22, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 22, 2026, May 7, 2024 (2 updates tracked since 2024).

About Melissa Michelle Nicholas NPPES

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

MELISSA MICHELLE NICHOLAS (NPI 1225886229) is an individual mental health provider in Bronx, New York and active in the NPI registry since May 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1225886229
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameMELISSA MICHELLE NICHOLAS
Location Address579 COURTLANDT AVEBronx, NY 10451-5013
Mailing Address579 Courtlandt AveBronx, NY 10451-5013 · (718) 485-2100
Sole ProprietorYes
Enumeration DateMay 7, 2024
Last NPPES UpdateAugust 22, 20262 updates tracked since enumeration
NPPES CertifiedAugust 22, 2026
NPI 1225886229 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
579 COURTLANDT AVE, Bronx, NY 10451

Other Names 1

Former Name (1)Melissa Michelle Alcivar

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Melissa Michelle Nicholas 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.

Social Worker
579 COURTLANDT AVE
BRONX, NY 10451
Counselor (Mental Health)
579 COURTLANDT AVE
BRONX, NY 10451
Counselor (Mental Health)
579 COURTLANDT AVE
BRONX, NY 10451
Social Worker
579 COURTLANDT AVE
BRONX, NY 10451
Social Worker (Clinical)
579 COURTLANDT AVE
BRONX, NY 10451
Social Worker
579 COURTLANDT AVE
BRONX, NY 10451
Counselor (Mental Health)
579 COURTLANDT AVE
BRONX, NY 10451
Counselor (Mental Health)
579 COURTLANDT AVE
BRONX, NY 10451

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 Melissa Nicholas's NPI number?

The NPI number for Melissa Nicholas is 1225886229. It was assigned to this individual provider in the NPPES registry on May 7, 2024. The provider is also known as Melissa Michelle Alcivar.

Where is Melissa Nicholas located?

Melissa Nicholas practices at 579 Courtlandt Ave, Bronx, NY 10451. The listed phone number is (718) 485-2100.

What is Melissa Nicholas's specialty?

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

Is Melissa Nicholas enrolled in Medicare?

Yes. Melissa Nicholas is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Melissa Nicholas was last updated on August 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.