Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Jennifer Flanagan LCSW, PC

Organization Clinical Social Worker · NPI 1578845731

Jennifer Flanagan LCSW, PC is a Clinical Social Worker in Sayville, New York. Licensed in New York. Registered with an NPI since 2011.

Licensed in
NY
In the registry since
2011
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

296 N Main St Ste One
Sayville, NY 11782-2550
Phone: (631) 472-2629
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 053699-1 (NY)

Record details

NPI number1578845731
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Jennifer Flanagan — Lcsw · (631) 472-2629
NPI enumeratedSeptember 14, 2011
Last updated in NPPESDecember 4, 2012
Mailing address296 North Main Street, Suite One, Sayville, NY 11782

Other providers in Sayville