Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Mr. Marcus Nathaniel Allen, LCSW

Individual provider Clinical Social Worker · NPI 1437493863

Mr. Marcus Nathaniel Allen, LCSW is a Clinical Social Worker in Providence, Rhode Island. Practices as a sole proprietor. Licensed in Rhode Island.

Licensed in
RI
In the registry since
2012
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

55 Hope St
Providence, RI 02906-2001
Phone: (401) 331-1350
Fax: (401) 277-3385
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence CSW04574 (RI)

Record details

NPI number1437493863
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedNovember 26, 2012
Last updated in NPPESSeptember 3, 2026
Certification dateSeptember 3, 2026

Other providers in Providence