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

Mary R. Klein, LCSW-C

Individual provider Clinical Social Worker · NPI 1881103836

Mary R. Klein, LCSW-C is a Clinical Social Worker in Frederick, Maryland. Licensed in Maryland. Registered with an NPI since 2017.

Licensed in
MD
In the registry since
2017

Practice location Address checks out

604 Solarex Ct Unit 201
Frederick, MD 21703-8655
Phone: (301) 663-8263
Fax: (301) 682-5326
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 20467 (MD)

Record details

NPI number1881103836
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW-C
Sole proprietorNo
NPI enumeratedSeptember 21, 2017
Last updated in NPPESJuly 21, 2022

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