KATRINA DENISE MERCER
NPI 1942547989
Counselor - Addiction (Substance Use Disorder) in New York, NY

Q: What is Katrina Mercer's NPI number?

The NPI number for Katrina Mercer is 1942547989. It was assigned to this individual provider in the NPPES registry on January 10, 2013.

Q: What is Katrina Mercer's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Q: When was this NPI record last updated?

The NPPES record for Katrina Mercer was last updated on January 10, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

Active since January 10, 2013

55 W 125TH ST FL 10, NEW YORK, NY 10027(212) 864-4128(212) 864-7987 Get Directions Write a Review

NPPES record last updated: January 10, 2013. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Katrina Denise Mercer NPPES

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

KATRINA DENISE MERCER (NPI 1942547989) is an individual addiction (substance use disorder) provider in New York, New York, licensed in New York (16719) and active in the NPI registry since January 2013.

NPPES Registry Identity

NPI1942547989

Entity TypeIndividualFemale

Primary Taxonomy101YA0400X

Provider Legal NameKATRINA DENISE MERCER

Location Address55 W 125TH ST FL 10New York, NY 10027-4516

Mailing Address55 W 125th St Fl 10New York, NY 10027-4516 · (212) 864-4128 · Fax (212) 864-7987

Phone(212) 864-4128

Fax(212) 864-7987

Sole ProprietorNo

Enumeration DateJanuary 10, 2013

✔ NPI 1942547989 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers

Taxonomy Code101YA0400X

License✔ Licensed in NY · 16719

55 W 125TH ST FL 10, New York, NY 10027

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Other Identifiers 1

Medicaid132759323NY

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.

ROY HESTER

Counselor (Addiction (Substance Use Disorder))

55 W 125TH ST FL 10
NEW YORK, NY 10027

New York County (212) 864-4128

BLOSSOM OKAFOR DPT

Physical Therapist

55 W 125TH ST FL 10
NEW YORK, NY 10027

New York County (646) 672-3651

SMYRNA RAMOS CASAC T

Counselor (Addiction (Substance Use Disorder))

55 W 125TH ST FL 10
NEW YORK, NY 10027

New York County (212) 864-4128

BARRY JAMES CLARK CASAC-T

Counselor (Addiction (Substance Use Disorder))

55 W 125TH ST FL 10
NEW YORK, NY 10027

New York County (212) 864-4128

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 Katrina Mercer's NPI number?

The NPI number for Katrina Mercer is 1942547989. It was assigned to this individual provider in the NPPES registry on January 10, 2013.

Where is Katrina Mercer located?

Katrina Mercer practices at 55 W 125th St Fl 10, New York, NY 10027. The listed phone number is (212) 864-4128.

What is Katrina Mercer's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Katrina Mercer was last updated on January 10, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.