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

Mr. Charles William Marker, LCSW-R

Individual provider Clinical Social Worker · NPI 1174670830

Mr. Charles William Marker, LCSW-R is a Clinical Social Worker in Malverne, New York. Practices as a sole proprietor. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

353 Hempstead Ave
Malverne, NY 11565-1233
Phone: (516) 599-6420
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1174670830
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW-R
Sole proprietorYes
NPI enumeratedJanuary 4, 2007
Last updated in NPPESJuly 8, 2007

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