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

Richard Jasper Deen

Individual provider Oncology Registered Nurse · NPI 1275356867

Richard Jasper Deen is an Oncology Registered Nurse in Gaithersburg, Maryland. Licensed in Maryland. Registered with an NPI since 2024.

Licensed in
MD
In the registry since
2024
Specialties on file
2

Practice location Address checks out

655 Watkins Mill Rd
Gaithersburg, MD 20879-3301
Phone: (240) 632-4000
Show map & directions

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

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence R244263 (MD)
Oncology Registered Nurse Taxonomy 163WX0200X · Licence R244263 (MD)

Record details

NPI number1275356867
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedNovember 4, 2024
Last updated in NPPESNovember 4, 2024
Certification dateNovember 4, 2024
Mailing address655 Watkins Mill Rd, Gaithersburg, MD 20879-3301