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

Marcia Derrick, RDH

Individual provider Dental Hygienist · NPI 1982761722

Marcia Derrick, RDH is a Dental Hygienist in Walkersville, Maryland. Licensed in Maryland and West Virginia. Registered with an NPI since 2007.

Licensed in
MD, WV
In the registry since
2007
Specialties on file
2
What do these letters mean?
RDH — Registered Dental Hygienist
A licensed hygienist who cleans teeth and screens for oral disease.

See every abbreviation used in this directory →

Practice location Address checks out

31B E Frederick St
Walkersville, MD 21793-8255 Not confirmed with CMS for 19 years — call before visiting
Phone: (301) 898-7898
Show map & directions

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

Specialties & licences

Dental Hygienist (primary) Taxonomy 124Q00000X · Licence 4381 (MD)
Dental Hygienist Taxonomy 124Q00000X · Licence 2001 (WV)

Record details

NPI number1982761722
Entity typeIndividual (Type 1)
GenderFemale
Credentials RDH
Sole proprietorNo
NPI enumeratedJanuary 2, 2007
Last updated in NPPESJuly 8, 2007