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DEAN E LEDERFEIND
NPI 1679729966
Social Worker in Ansonia, CT

Active since August 18, 2008PECOS EnrolledAccepts Medicare Assignment
121 WAKELEE AVE, ANSONIA, CT 06401(203) 503-3650(203) 503-3659 Get Directions Write a Review

NPPES record last updated: April 18, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dean E Lederfeind NPPES

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

DEAN E LEDERFEIND (NPI 1679729966) is an individual social worker in Ansonia, Connecticut, licensed in Connecticut (7154) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS and is a graduate of Other (1996).

NPPES Registry Identity

NPI1679729966
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameDEAN E LEDERFEIND
Location Address121 WAKELEE AVEAnsonia, CT 06401-1198
Mailing Address121 Wakelee AveAnsonia, CT 06401-1198 · (203) 503-3650 · Fax (203) 503-3659
Phone(203) 503-3650
Fax(203) 503-3659
Sole ProprietorNo
Medical School CMSOtherGraduated 1996
Enumeration DateAugust 18, 2008
Last NPPES UpdateApril 18, 2011
✔ NPI 1679729966 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 CT · 7154
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.
121 WAKELEE AVE, Ansonia, CT 06401
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Other Identifiers 1

Medicaid004235918CT

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dean E Lederfeind is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4981742095
PECOS Enrollment IDI20091110000757
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.

Medicare Billing Reassignments

3

Medicare enrollment records show Dean Lederfeind reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Yale New Haven Hospital
8.6 mi
General Acute Care Hospital
20 YORK ST
New Haven, CT 06504
  • Reassigned Medicare billing, Connecticut enrollment
  • 130 clinicians in this Medicare group
NPI 1336139500 (203) 688-2046
South-West Community Health Center, Inc
14 mi
Mental Health (Including Community Mental Health Center)
46 ALBION ST
Bridgeport, CT 06605
  • Reassigned Medicare billing, Connecticut enrollment
  • 126 clinicians in this Medicare group
NPI 1699703686 (203) 330-6000
Connecticut Mental Health Specialists Inc
31 mi
Psychiatry
270 FARMINGTON AVE, SUITE 309
Farmington, CT 06032
  • Reassigned Medicare billing, Connecticut enrollment
  • 140 clinicians in this Medicare group
NPI 1053362814 (860) 677-5570

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

UNITY HOME HEALTH CARE. LLC
Home Health
121 WAKELEE AVE
ANSONIA, CT 06401
Naugatuck Valley Planning Region (203) 734-4200
MALENA CONTE LPC
Counselor (Professional)
121 WAKELEE AVE
ANSONIA, CT 06401
Naugatuck Valley Planning Region (203) 503-3000
DR. FIONA CATHERINE MARLOW M.D.
Internal Medicine
121 WAKELEE AVE
ANSONIA, CT 06401
Naugatuck Valley Planning Region (203) 503-3000
LAUREN M HICKSON LPC
Counselor (Professional)
121 WAKELEE AVE
ANSONIA, CT 06401
Naugatuck Valley Planning Region (203) 503-3650
NICOLE COMMERCIO
Counselor
121 WAKELEE AVE
ANSONIA, CT 06401
Naugatuck Valley Planning Region (203) 503-3650
PATRICK STONE LPC
Counselor (Professional)
121 WAKELEE AVE
ANSONIA, CT 06401
Naugatuck Valley Planning Region (203) 503-3000
ERIN JOAN SHAFFNER LPC
Counselor
121 WAKELEE AVE
ANSONIA, CT 06401
Naugatuck Valley Planning Region (203) 503-3000
ROSIE LAURENT LCSW
Social Worker (Clinical)
121 WAKELEE AVE
ANSONIA, CT 06401
Naugatuck Valley Planning Region (203) 503-3650

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 Dean Lederfeind's NPI number?

The NPI number for Dean Lederfeind is 1679729966. It was assigned to this individual provider in the NPPES registry on August 18, 2008.

Where is Dean Lederfeind located?

Dean Lederfeind practices at 121 Wakelee Ave, Ansonia, CT 06401. The listed phone number is (203) 503-3650.

What is Dean Lederfeind's specialty?

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

Is Dean Lederfeind enrolled in Medicare?

Yes. Dean Lederfeind is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Dean Lederfeind's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dean Lederfeind reassigns Medicare benefits to 3 organizations: Yale New Haven Hospital (New Haven, CT), South-West Community Health Center, Inc (Bridgeport, CT) and Connecticut Mental Health Specialists Inc (Farmington, CT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Dean Lederfeind's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Dean Lederfeind accept?

Health plans from Anthem Blue Cross and Blue Shield list Dean Lederfeind as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Dean Lederfeind was last updated on April 18, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.