Darlene Defeo, LCSW, CASAC
NPI 1760413850 · Clinical Social Worker · Hicksville, NY
Darlene Defeo, LCSW, CASAC is a Clinical Social Worker provider in Hicksville, NY (NPI 1760413850).
Provider details
- NPI number
- 1760413850
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW, CASAC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 069456 (NY)
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
19 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
- 2006-07-06
- Last updated
- 2008-02-21
Frequently asked questions
- What is Darlene Defeo's NPI number?
- Darlene Defeo's National Provider Identifier (NPI) is 1760413850, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darlene Defeo's specialty?
- Darlene Defeo is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Darlene Defeo located?
- Darlene Defeo's practice location on file with NPPES is 950 S Oyster Bay Rd, Hicksville, NY 11801-3510.
- What is Darlene Defeo's phone number?
- The practice phone number listed in the NPPES registry for Darlene Defeo is (516) 822-4060.
- Is Darlene Defeo's NPI active?
- Yes — Darlene Defeo's NPI (1760413850) is active in the NPPES registry as of the last update on 2008-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.