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

Kathryn Ruth Shirley, FNP

Individual provider Nurse Practitioner · NPI 1639500465

Kathryn Ruth Shirley, FNP is a Nurse Practitioner in Austin, Texas. Qualified in 2013, 13 years ago. Practices with Texas Oncology PA, a 1,005-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
13
Licensed in
TX
In the registry since
2013
Specialties on file
3
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

12221 Renfert Way Ste 300
Austin, TX 78758-5453
Phone: (512) 873-8900
Fax: (512) 873-8913
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence AP124445 (TX)
Nurse Practitioner Taxonomy 363L00000X · Licence 530719 (TX)
Nurse Practitioner Taxonomy 363L00000X · Licence AP124445 (TX)

Record details

NPI number1639500465
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedDecember 4, 2013
Last updated in NPPESJune 5, 2024
Certification dateJune 5, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Texas Oncology Pa — 1005 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Austin