1. Home
  2. Directory
  3. New York
  4. New York New York
  5. Social Worker
  6. NPI Profile

KATHERINE MECHNER LMSW
NPI 1588539134
Social Worker in New York, NY

Active since October 06, 2025
15 W 12TH ST, NEW YORK, NY 10011(646) 354-3335 Get Directions Write a Review

NPPES record last updated: October 6, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Katherine Mechner Lmsw NPPES

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

KATHERINE MECHNER LMSW (NPI 1588539134) is an individual social worker in New York, New York, licensed in New York (112295) and active in the NPI registry since October 2025.

NPPES Registry Identity

NPI1588539134
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameKATHERINE MECHNERCredential: LMSW
Location Address15 W 12TH STNew York, NY 10011-8546
Mailing Address252 Carlton AveBrooklyn, NY 11205-4002 · (646) 354-3335
Phone(646) 354-3335
Sole ProprietorYes
Enumeration DateOctober 6, 2025
NPPES CertifiedOctober 6, 2025
✔ NPI 1588539134 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in NY · 112295
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.
15 W 12TH ST, New York, NY 10011
Open in Google Maps ↗

Other Providers at the Same Location NPPES 6

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

MS. VIRGINIA ALISON MOORE LCSW
Counselor (Mental Health)
15 W 12TH ST, SUITE 1F
NEW YORK, NY 10011
New York County (845) 264-4298
DR. CLARE E. COSENTINO PH.D.
Psychologist
15 W 12TH ST, SUITE 1F
NEW YORK, NY 10011
New York County (212) 627-0078
DR. HILARY RUBENSTEIN HATCH PH.D.
Psychologist (Clinical)
15 W 12TH ST, #1C
NEW YORK, NY 10011
New York County (212) 366-6122
FREDRIKA STJARNE
Psychoanalyst
15 W 12TH ST, APT 1 B
NEW YORK, NY 10011
New York County (917) 532-0687
DR. SUZANNE A.S. LITTLE PH.D.
Psychologist (Clinical)
15 W 12TH ST, SUITE 1C
NEW YORK, NY 10011
New York County (212) 366-5993
RANDALL ROSS M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
15 W 12TH ST, SUITE 1F
NEW YORK, NY 10011
New York County (212) 352-3354

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 Katherine Mechner's NPI number?

The NPI number for Katherine Mechner is 1588539134. It was assigned to this individual provider in the NPPES registry on October 6, 2025.

Where is Katherine Mechner located?

Katherine Mechner practices at 15 W 12th St, New York, NY 10011. The listed phone number is (646) 354-3335.

What is Katherine Mechner'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 Katherine Mechner was last updated on October 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.