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

Mrs. Michelle Diane Willis, APRN-CNP

Individual provider Family Nurse Practitioner · NPI 1639060171

Mrs. Michelle Diane Willis, APRN-CNP is a Nurse Practitioner in Chickasha, Oklahoma. Qualified in 2025, 1 year ago. Practices with Williams Medical Group Practice, LLC, a 207-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
1
Licensed in
OK
In the registry since
2025

Practice location Address checks out

411 W Grand Ave
Chickasha, OK 73018-5862
Phone: (405) 224-0053
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 224385 (OK)

Record details

NPI number1639060171
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN-CNP
Sole proprietorNo
NPI enumeratedJuly 14, 2025
Last updated in NPPESJuly 14, 2025
Certification dateJune 17, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Williams Medical Group Practice, Llc — 207 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Chickasha