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

MS. Mary Katherine Gast, CRNP

Individual provider Adult Health Nurse Practitioner · NPI 1396963609

MS. Mary Katherine Gast, CRNP is an Adult Health Nurse Practitioner in Georgetown, Delaware. Licensed in Delaware and Maryland. Registered with an NPI since 2007.

Licensed in
DE, MD
In the registry since
2007
Specialties on file
2
What do these letters mean?
CRNP — Certified Registered Nurse Practitioner
The title Pennsylvania and some other states use for a nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

21748 Roth Ave
Georgetown, DE 19947-3239
Phone: (800) 461-8262
Fax: (302) 633-5379
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence R157914 (MD)
Adult Health Nurse Practitioner Taxonomy 363LA2200X · Licence LP-0010565 (DE)

Record details

NPI number1396963609
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNP
Sole proprietorNo
NPI enumeratedApril 23, 2007
Last updated in NPPESFebruary 15, 2024
Certification dateFebruary 15, 2024

Other providers in Georgetown