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

MS. Claire Coassin Sumner, BCBA

Individual provider Mental Health Counselor · NPI 1588967616

MS. Claire Coassin Sumner, BCBA is a Mental Health Counselor in Lexington, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2010.

Licensed in
MA
In the registry since
2010
What do these letters mean?
BCBA — Board Certified Behavior Analyst
Designs and supervises applied behaviour analysis programmes, often for autism.

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Practice location Address checks out

1040 Waltham St
Lexington, MA 02421-8033
Phone: (781) 761-5077
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X (MA)

Record details

NPI number1588967616
Entity typeIndividual (Type 1)
GenderFemale
Credentials BCBA
Sole proprietorNo
NPI enumeratedDecember 12, 2010
Last updated in NPPESDecember 12, 2010
Mailing address1040 Waltham St, Lexington, MA 02421-8033

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