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

MS. Joanna Sepp, LCSW

Individual provider Clinical Social Worker · NPI 1487246955

MS. Joanna Sepp, LCSW is a Clinical Social Worker in Smithtown, New York. Practices as a sole proprietor. Registered with an NPI since 2021.

In the registry since
2021
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

811 W Jericho Tpke
Smithtown, NY 11787-3232
Phone: (631) 372-3972
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1487246955
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedFebruary 6, 2021
Last updated in NPPESFebruary 6, 2021
Certification dateFebruary 6, 2021

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