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

Karl Marmaduke, LCPC

Individual provider Professional Counselor · NPI 1437564572

Karl Marmaduke, LCPC is a Professional Counselor in Catonsville, Maryland. Works from 2 locations. Licensed in Maryland.

Licensed in
MD
In the registry since
2014
What do these letters mean?
LCPC — Licensed Clinical Professional Counselor
A licensed clinical counsellor.

See every abbreviation used in this directory →

Practice location Address checks out

500 N Rolling Rd
Catonsville, MD 21228-4134
Phone: (410) 788-0300
Fax: (410) 869-7244
Show map & directions

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

Additional practice locations (1)

  • 1509 16th St Nw, Washington, DC 20036-1461 — (202) 289-1510

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X · Licence LC8319 (MD)

Record details

NPI number1437564572
Entity typeIndividual (Type 1)
GenderMale
Credentials LCPC
Sole proprietorNo
NPI enumeratedJune 27, 2014
Last updated in NPPESMarch 17, 2018
Mailing address500 N Rolling Rd, Catonsville, MD 21228-4134

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