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

MS. CLAUDIA MUSSEN LMSW
NPI 1326254368
Social Worker in New York, NY

Active since May 15, 2007
19 W 34TH ST, PENTHOUSE, NEW YORK, NY 10001(212) 947-7111 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Claudia Mussen Lmsw NPPES

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

MS. CLAUDIA MUSSEN LMSW (NPI 1326254368) is an individual social worker in New York, New York, licensed in New York (068075-1) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1326254368
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMS. CLAUDIA MUSSENCredential: LMSW
Location Address19 W 34TH ST, PENTHOUSENew York, NY 10001-3006
Mailing Address545 W 111th St Apt 5lNew York, NY 10025-1964 · (212) 663-8355
Phone(212) 947-7111
Sole ProprietorYes
Enumeration DateMay 15, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1326254368 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 · 068075-1
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.
19 W 34TH ST, New York, NY 10001
Open in Google Maps ↗

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.

JOAN POELVOORDE LCSW PC
Social Worker (Clinical)
19 W 34TH ST, PENTHOUSE
NEW YORK, NY 10001
New York County (646) 473-0138
KERIN NADLER LCAT, BC-DMT
Dance Therapist
19 W 34TH ST, PENTHOUSE
NEW YORK, NY 10001
New York County (917) 597-8055
MS. LIBBY ANN SHAPIRO LCAT, MT-BC
Art Therapist
19 W 34TH ST
NEW YORK, NY 10001
New York County (917) 622-6371
MR. JACOB GERSHONI
Social Worker (Clinical)
19 W 34TH ST, SUITE PH
NEW YORK, NY 10001
New York County (212) 795-1192
MR. ROGER BACHRACH LMHC , LMSW
Counselor (Mental Health)
19 W 34TH ST, PENTHOUSE
NEW YORK, NY 10001
New York County (917) 902-9203
DR. PETER JOHN ROSAN PH. D.
Psychologist (Clinical)
19 W 34TH ST, PENTHOUSE
NEW YORK, NY 10001
New York County (718) 753-9400
ASHLEY YERIM CHOI
Social Worker (Clinical)
19 W 34TH ST
NEW YORK, NY 10001
New York County (347) 625-5020
DR. ISRAEL ROMANO PH.D.
Psychologist (Clinical)
19 W 34TH ST
NEW YORK, NY 10001
New York County (917) 292-5462

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 Claudia Mussen's NPI number?

The NPI number for Claudia Mussen is 1326254368. It was assigned to this individual provider in the NPPES registry on May 15, 2007.

Where is Claudia Mussen located?

Claudia Mussen practices at 19 W 34th St Penthouse, New York, NY 10001. The listed phone number is (212) 947-7111.

What is Claudia Mussen'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 Claudia Mussen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.