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

Ellen Cronin Karlberg, LCSW

Individual provider Clinical Social Worker · NPI 1568330314

Ellen Cronin Karlberg, LCSW is a Clinical Social Worker in Boston, Massachusetts. Qualified in 2025, 1 year ago. Licensed in Massachusetts.

Years since qualifying
1
Licensed in
MA
In the registry since
2025
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

800 Washington St
Boston, MA 02111-1552
Phone: (617) 636-5000
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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 LCSW2141048 (MA)

Record details

NPI number1568330314
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedOctober 24, 2025
Last updated in NPPESOctober 24, 2025
Certification dateOctober 24, 2025

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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