Ellen Lacko, LCSW
NPI 1174947147 · Clinical Social Worker · Bethel, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Lacko, LCSW is a Clinical Social Worker provider in Bethel, CT (NPI 1174947147).
Provider details
- NPI number
- 1174947147
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 003021 (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
12 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
- 2014-02-12
- Last updated
- 2021-09-10
- Certified
- 2021-09-10
Frequently asked questions
- What is Ellen Lacko's NPI number?
- Ellen Lacko's National Provider Identifier (NPI) is 1174947147, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Lacko's specialty?
- Ellen Lacko is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Ellen Lacko located?
- Ellen Lacko's practice location on file with NPPES is 14 E Brook Ct, Bethel, CT 06801-1601.
- What is Ellen Lacko's phone number?
- The practice phone number listed in the NPPES registry for Ellen Lacko is (203) 733-5529.
- Does Ellen Lacko accept Medicare?
- Ellen Lacko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Lacko's NPI active?
- Yes — Ellen Lacko's NPI (1174947147) is active in the NPPES registry as of the last update on 2021-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.