Dean Lederfeind
NPI 1679729966 · Social Worker · Ansonia, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dean Lederfeind is a Social Worker provider in Ansonia, CT (NPI 1679729966).
Provider details
- NPI number
- 1679729966
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 7154 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-08-18
- Last updated
- 2011-04-18
Frequently asked questions
- What is Dean Lederfeind's NPI number?
- Dean Lederfeind's National Provider Identifier (NPI) is 1679729966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dean Lederfeind's specialty?
- Dean Lederfeind is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Dean Lederfeind located?
- Dean Lederfeind's practice location on file with NPPES is 121 Wakelee Ave, Ansonia, CT 06401-1198.
- What is Dean Lederfeind's phone number?
- The practice phone number listed in the NPPES registry for Dean Lederfeind is (203) 503-3650.
- Does Dean Lederfeind accept Medicare?
- Dean Lederfeind is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dean Lederfeind's NPI active?
- Yes — Dean Lederfeind's NPI (1679729966) is active in the NPPES registry as of the last update on 2011-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.