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

Individual provider Behavior Analyst · NPI 1326291477

Esther Marsh, LMSW, BCBA is a Behavior Analyst in Sandwich, Massachusetts. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2008
Specialties on file
2
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.
BCBA — Board Certified Behavior Analyst
Designs and supervises applied behaviour analysis programmes, often for autism.

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Practice location Address checks out

10 Timber Way
Sandwich, MA 02563-2526
Phone: (508) 420-0922
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X · Licence 1-08-4048
Social Worker Taxonomy 104100000X · Licence 050801-1 (NY)

Record details

NPI number1326291477
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW , BCBA
Sole proprietorYes
NPI enumeratedNovember 2, 2008
Last updated in NPPESNovember 19, 2010

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