Anna Efstratiou, MSW, CASAC
Counselor · Islip, NY
Anna Efstratiou, MSW, CASAC is a counselor with a practice address in Islip, New York, and NPI 1740320902, issued on Feb 7, 2007. Check the license (New York 4929, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Anna Efstratiou
- Credential
- MSW, CASAC
- Primary taxonomy
- Counselor 101Y00000X
- License number
- 4929 NY
Self-reported in NPPES; status is on the state search - Practice location
- 401 Main St, Islip, NY 11751
- Phone
- (631) 224-5330
- Enumerated
- Feb 7, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 401 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren Betz, L.M.S.W.Social Worker1144675281
- Delores Bocklet, LCSW-R, CASACCounselor1609917095
- Neil Burton, CASACCounselor1053451229
- Risa Eskew, LMSWClinical Social Worker1063122984
- Shana Giorgio, LMSWCounselor1619010394
- Rebecca Harras, MSN, CNSAddiction (Substance Use Disorder) Counselor1225336886
Verify Anna Efstratiou in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 4929Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7 counselor records list a practice address in Islip
They are 7 of the 356 NPPES records with a practice address in Islip, and 3,937 counselor records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7 in Islip → All 3,937 in New York → Every provider in Islip →
Other counselor records in New York
- Andrea Abbate, BSW, M.S.EDAmherst, NY1851960322
- Alyssa Abbott, LMHCCortland, NY1669986816
- Tristen AbbottWarsaw, NY1427802990
- Kelsey AbbtDunkirk, NY1265397640
- Elizabeth Abdo, LMSWNew York, NY1811285000
- Intisar AbdullahBrooklyn, NY1992147987
- Said AbdullahNewburgh, NY1316498066
- Jawad AbedBuffalo, NY1942798418
- Kim AbelStaten Island, NY1710239884
- Lisa Abeleira, NYSFPAGarden City, NY1588136501
Common questions
What is Anna Efstratiou, MSW, CASAC's NPI number?
Anna Efstratiou, MSW, CASAC's National Provider Identifier (NPI) is 1740320902, issued on Feb 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Anna Efstratiou, MSW, CASAC located?
The NPPES record lists a practice address at 401 Main St, Islip, NY, 11751. Phone: (631) 224-5330. Providers update this record themselves, so call before visiting.
How can I verify Anna Efstratiou, MSW, CASAC's license?
NPPES lists New York license number 4929, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.