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

Mary L Hennessey, LMSW

Individual provider Social Worker · NPI 1578894226

Mary L Hennessey, LMSW is a Social Worker in Malone, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2010
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

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Practice location Address checks out

209 Park St
Malone, NY 12953-1228
Phone: (518) 483-3261
Fax: (518) 483-3383
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 073753 (NY)

Record details

NPI number1578894226
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorYes
NPI enumeratedJanuary 20, 2010
Last updated in NPPESJanuary 20, 2010

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