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

Mrs. Diana Appell Kassler, MED, CAGS

Individual provider Social Worker · NPI 1255631453

Mrs. Diana Appell Kassler, MED, CAGS is a Social Worker in North Andover, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2010.

Licensed in
MA
In the registry since
2010
Specialties on file
2
What do these letters mean?
MED — Master of Education
A graduate education degree, written M.Ed.

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Practice location Address checks out

451 Andover St Ste 201
North Andover, MA 01845
Phone: (978) 685-4450
Fax: (617) 859-2952
Show map & directions

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

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence #1156 (MA)
Social Worker Taxonomy 104100000X · Licence #200173-2 (MA)

Record details

NPI number1255631453
Entity typeIndividual (Type 1)
GenderFemale
Credentials MED , CAGS
Sole proprietorNo
NPI enumeratedOctober 22, 2010
Last updated in NPPESOctober 22, 2010

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