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

Individual provider Clinical Social Worker · NPI 1356061410

Maddison R Massey, LCSW is a Clinical Social Worker in Belmont, Massachusetts. Qualified in 2020, 6 years ago. Practices with The McLean Hospital Corporation, a 186-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
6
Licensed in
MA
In the registry since
2022
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

115 Mill St
Belmont, MA 02478-1048
Phone: (617) 855-2207
Fax: (617) 855-3724
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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 (MA)

Record details

NPI number1356061410
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedAugust 30, 2022
Last updated in NPPESMay 5, 2026
Certification dateMay 5, 2026

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice The McLean Hospital Corporation — 186 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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