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

Marianne Katz, LCSWC

Individual provider Clinical Social Worker · NPI 1194867861

Marianne Katz, LCSWC is a Clinical Social Worker in Washington, District of Columbia. Practices as a sole proprietor. Licensed in District of Columbia.

Licensed in
DC
In the registry since
2007

Practice location Address checks out

111 Michigan Ave NW
Washington, DC 20010-2978
Phone: (202) 884-5000
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 LC300310 (DC)

Record details

NPI number1194867861
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSWC
Sole proprietorYes
NPI enumeratedFebruary 12, 2007
Last updated in NPPESJuly 8, 2007

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