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

Madeline Caldwell Walker, RN

Individual provider Oncology Registered Nurse · NPI 1174486716

Madeline Caldwell Walker, RN is an Oncology Registered Nurse in Austin, Texas. Licensed in Texas. Registered with an NPI since 2025.

Licensed in
TX
In the registry since
2025
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

1601 Trinity St Stop 804
Austin, TX 78712-1866
Phone: (512) 324-7865
Show map & directions

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

Specialties & licences

Oncology Registered Nurse (primary) Taxonomy 163WX0200X · Licence 946157 (TX)

Record details

NPI number1174486716
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedDecember 9, 2025
Last updated in NPPESDecember 9, 2025
Certification dateDecember 9, 2025
Mailing address1601 Trinity St Stop 804, Austin, TX 78712-1866