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

Mary Twomey, CRNP

Individual provider Registered Nurse · NPI 1760599393

Mary Twomey, CRNP is a Registered Nurse in Harrisburg, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
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

2645 N 3rd St 1st Flr
Harrisburg, PA 17110-2001
Phone: (717) 782-6800
Fax: (717) 782-6801
Show map & directions

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

Specialties & licences

Pediatric Nurse Practitioner (primary) Taxonomy 363LP0200X · Licence SP002264D (PA)
Registered Nurse Taxonomy 163W00000X · Licence RN333866-L (PA)

Record details

NPI number1760599393
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNP
Sole proprietorNo
NPI enumeratedAugust 23, 2006
Last updated in NPPESJuly 1, 2015

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