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

Dr. McKenna Alexis Williamson, DO

Individual provider Obstetrics & Gynecology Physician · NPI 1225527773

Dr. McKenna Alexis Williamson, DO is an Obstetrics/Gynecology in Austin, Texas. Graduated from Michigan State University College of Osteopathic Medicine in 2018, 8 years ago. Practices with Austin Regional Clinic PA, a 397-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
8
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
TX
In the registry since
2018
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

4315 James Casey St Ste 200
Austin, TX 78745-3364
Phone: (512) 383-9752
Fax: (512) 406-7336
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence T6413 (TX)

Record details

NPI number1225527773
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 9, 2018
Last updated in NPPESMay 10, 2025
Certification dateMay 10, 2025
Mailing address6210 E Hwy 290, Austin, TX 78723-1142

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2018 (8 years in practice)
Group practice Austin Regional Clinic Pa — 397 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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