IndividualActive
Anna Efstratiou, MSW, CASAC
NPI 1740320902 · Counselor · Islip, NY
Anna Efstratiou, MSW, CASAC is a Counselor provider in Islip, NY (NPI 1740320902).
Provider details
- NPI number
- 1740320902
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- MSW, CASAC
- Sex
- Female
- Sole proprietor
- No
- License
- 4929 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
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
401 Main St
Islip, NY 11751-3560
Phone: (631) 224-5330
Approximate (ZIP-level) locationGet directions
Mailing address
225 Terry Rd
Sayville, NY 11782-3343
Registry dates
- Enumerated
- 2007-02-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is Anna Efstratiou's NPI number?
- Anna Efstratiou's National Provider Identifier (NPI) is 1740320902, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Efstratiou's specialty?
- Anna Efstratiou is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Anna Efstratiou located?
- Anna Efstratiou's practice location on file with NPPES is 401 Main St, Islip, NY 11751-3560.
- What is Anna Efstratiou's phone number?
- The practice phone number listed in the NPPES registry for Anna Efstratiou is (631) 224-5330.
- Is Anna Efstratiou's NPI active?
- Yes — Anna Efstratiou's NPI (1740320902) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.