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

Catherine S. Melby, Lcsw-C, PC

Organization Preferred Provider Organization · NPI 1851643746

Catherine S. Melby, Lcsw-C, PC is a Preferred Provider Organization in Hagerstown, Maryland. Registered with an NPI since 2012.

In the registry since
2012
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

113 S Prospect St
Hagerstown, MD 21740-5409
Phone: (301) 745-1900
Fax: (301) 745-4110
Show map & directions

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

Specialties & licences

Preferred Provider Organization (primary) Taxonomy 305R00000X

Record details

NPI number1851643746
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Catherine Melby — Owner · (301) 745-1900
NPI enumeratedOctober 3, 2012
Last updated in NPPESOctober 3, 2012
Mailing address113 S Prospect St, Hagerstown, MD 21740-5409