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

MS. Catherine Callahan Tierney, ACNP

Individual provider Acute Care Nurse Practitioner · NPI 1457559791

MS. Catherine Callahan Tierney, ACNP is an Acute Care Nurse Practitioner in Arlington, Virginia. Licensed in Virginia. Registered with an NPI since 2007.

Licensed in
VA
In the registry since
2007
What do these letters mean?
ACNP — Acute Care Nurse Practitioner
A nurse practitioner who treats acutely ill patients, usually in hospital.

See every abbreviation used in this directory →

Practice location Address checks out

1701 N George Mason Dr Cvsd/cvicu
Arlington, VA 22205-3610
Phone: (703) 558-6300
Fax: (703) 558-3292
Show map & directions

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

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 0024000042 (VA)

Record details

NPI number1457559791
Entity typeIndividual (Type 1)
GenderFemale
Credentials ACNP
Sole proprietorNo
NPI enumeratedJuly 9, 2007
Last updated in NPPESMarch 22, 2021
Certification dateMarch 22, 2021

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