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

Mr. Leonard David Ellentuck, MSW

Individual provider Clinical Social Worker · NPI 1023399250

Mr. Leonard David Ellentuck, MSW is a Clinical Social Worker in Rockville, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2011
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

10116 Treble Ct
Rockville, MD 20850-3561
Phone: (240) 350-6074
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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 14669 (MD)

Record details

NPI number1023399250
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW
Sole proprietorYes
NPI enumeratedSeptember 1, 2011
Last updated in NPPESSeptember 1, 2011

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