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KATHERINE LEDERMANN
NPI 1760078521
Social Worker in Belmont, MA

Active since December 16, 2020Opted out of Medicare · through Jul 28, 2027
115 MILL ST, BELMONT, MA 02478(617) 855-2690 Get Directions Write a Review

NPPES record last updated: November 26, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 26, 2022, Jun 24, 2021, Dec 16, 2020 (3 updates tracked since 2020).

About Katherine Ledermann NPPES

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

KATHERINE LEDERMANN (NPI 1760078521) is an individual social worker in Belmont, Massachusetts and active in the NPI registry since December 2020. She has opted out of Medicare through July 28, 2027.

NPPES Registry Identity

NPI1760078521
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameKATHERINE LEDERMANN
Location Address115 MILL STBelmont, MA 02478-1064
Mailing Address115 Mill StBelmont, MA 02478-1064
Phone(617) 855-2690
Sole ProprietorNo
Enumeration DateDecember 16, 2020
Last NPPES UpdateNovember 26, 20223 updates tracked since enumeration
NPPES CertifiedNovember 26, 2022
✔ NPI 1760078521 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
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.
115 MILL ST, Belmont, MA 02478
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Katherine Ledermann has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 28, 2025 through July 28, 2027.

Opt-Out Effective DateJuly 28, 2025
Opt-Out In Effect ThroughJuly 28, 2027Opt-out affidavits renew automatically every two years unless cancelled

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.

KATY TARELLA LICSW
Social Worker (Clinical)
115 MILL ST, MAILSTOP 137
BELMONT, MA 02478
Middlesex County (617) 855-4178
EVAN D MURRAY MD
Psychiatry & Neurology (Neurology)
115 MILL ST, MCLEAN HOSPITAL
BELMONT, MA 02478
Middlesex County (617) 855-2354
MIQVEH STEINHART
Social Worker (Clinical)
115 MILL ST
BELMONT, MA 02478
Middlesex County (617) 855-3118
DANIELLE PACE PSYD
Psychologist (Clinical)
115 MILL ST
BELMONT, MA 02478
Middlesex County (617) 855-2000
DR. MARNI JOY CHANOFF MD
Psychiatry & Neurology (Psychiatry)
115 MILL ST
BELMONT, MA 02478
Middlesex County (617) 855-3937
DR. NANCY ANN HUXLEY PH.D.
Psychologist (Clinical)
115 MILL ST
BELMONT, MA 02478
Middlesex County (617) 855-3645
JOAN MARTHA COTTLER LICSW
Social Worker (Clinical)
115 MILL ST
BELMONT, MA 02478
Middlesex County (617) 855-3623
PROF. BRUCE MICHAEL COHEN M.D., PH.D.
Psychiatry & Neurology (Psychiatry)
115 MILL ST
BELMONT, MA 02478
Middlesex County (617) 855-3227

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 Ledermann's NPI number?

The NPI number for Katherine Ledermann is 1760078521. It was assigned to this individual provider in the NPPES registry on December 16, 2020.

Where is Katherine Ledermann located?

Katherine Ledermann practices at 115 Mill St, Belmont, MA 02478. The listed phone number is (617) 855-2690.

What is Katherine Ledermann's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Katherine Ledermann enrolled in Medicare?

No. Katherine Ledermann has opted out of Medicare through July 28, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Katherine Ledermann was last updated on November 26, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.