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

Individual provider Clinical Social Worker · NPI 1598787962

Mr. Bart Nierenberg, MSW, LICSW is a Clinical Social Worker in Longmeadow, Massachusetts. Qualified in 1983, 43 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
43
Licensed in
MA
In the registry since
2006
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
LICSW — Licensed Independent Clinical Social Worker
The title some states use for an independently practising clinical social worker.

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Practice location Address checks out

1200 Converse St Ste 202
Longmeadow, MA 01106-1760
Phone: (413) 565-2840
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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 106211 (MA)

Record details

NPI number1598787962
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW , LICSW
Sole proprietorYes
NPI enumeratedJuly 24, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Longmeadow