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

Marc Mason

Individual provider Clinical Social Worker · NPI 1023429644

Marc Mason is a Clinical Social Worker in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2014

Practice location Address checks out

4500 Broadway Apt 1B
New York, NY 10040-2639 Not confirmed with CMS for 12 years — call before visiting
Phone: (347) 205-1691
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 087233 (NY)

Record details

NPI number1023429644
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMay 16, 2014
Last updated in NPPESMay 16, 2014

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