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

Andrea Walker, APRN-CNP

Individual provider Registered Nurse · NPI 1285226340

Andrea Walker, APRN-CNP is a Nurse Practitioner in Collinsville, Oklahoma. Qualified in 2021, 5 years ago. Practices with St John Physicians, Inc, a 264-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
5
Licensed in
OK
In the registry since
2021
Specialties on file
2

Practice location Address checks out

1205 W Main St
Collinsville, OK 74021-3114
Phone: (918) 387-0440
Fax: (918) 921-7706
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 207888 (OK)
Registered Nurse Taxonomy 163W00000X · Licence 116016 (OK)

Record details

NPI number1285226340
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN-CNP
Sole proprietorYes
NPI enumeratedFebruary 9, 2021
Last updated in NPPESJuly 15, 2022
Certification dateJuly 15, 2022
Mailing address1205 W Main St, Collinsville, OK 74021-3114

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice St. John Physicians, Inc. — 264 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Collinsville