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

Deborah Mar, LCSW

Individual provider Clinical Social Worker · NPI 1255500955

Deborah Mar, LCSW is a Clinical Social Worker in Derby, Connecticut. Qualified in 1996, 30 years ago. Practices with The Griffin Hospital, a 26-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
30
Licensed in
CT
In the registry since
2008
Specialties on file
2
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 Partly verified

Some contact details are missing from the federal record.

Griffin Hospital 130 Division St
Derby, CT 06418
Phone: (203) 732-7550
Fax: (203) 732-1550
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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 · Licence 4874 (CT)
Clinical Social Worker Taxonomy 1041C0700X · Licence 004874 (CT)

Record details

NPI number1255500955
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedFebruary 27, 2008
Last updated in NPPESJune 29, 2022
Certification dateJune 29, 2022
Mailing addressGriffin Hospital, 130 Division Street, Derby, CT 06418

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice The Griffin Hospital — 26 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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