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

Catherine L Withrow, ARNP

Individual provider Family Nurse Practitioner · NPI 1740484351

Catherine L Withrow, ARNP is a Family Nurse Practitioner in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2007.

Licensed in
WA
In the registry since
2007
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

See every abbreviation used in this directory →

Practice location Address checks out

509 Olive Way Ste 1607
Seattle, WA 98101-1720
Phone: (206) 913-4700
Fax: (206) 913-4710
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence AP30007013 (WA)

Record details

NPI number1740484351
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorNo
NPI enumeratedJune 14, 2007
Last updated in NPPESJuly 19, 2026
Mailing address509 Olive Way, Suite 1607, Seattle, WA 98101-1720

Other providers in Seattle