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

Dr. Kathryn J Mas, LCSW

Individual provider Clinical Social Worker · NPI 1497955538

Dr. Kathryn J Mas, LCSW is a Clinical Social Worker in West Hartford, Connecticut. Qualified in 1981, 45 years ago. Practices as a sole proprietor, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Connecticut.

Years since qualifying
45
Licensed in
CT
In the registry since
2007
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 Address checks out

776 Farmington Ave
West Hartford, CT 06119-1677
Phone: (860) 712-8305
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 217 Main St, East Hartford, CT 06118-3603 — (860) 895-5097

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 003700 (CT)

Record details

NPI number1497955538
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedJuly 18, 2007
Last updated in NPPESDecember 18, 2019
Certification dateDecember 18, 2019

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1981 (45 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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