Quick answers
- Where does McKenna A. Williamson see patients?
- Medicare's clinician data lists 5 practice locations, including Hutto, TX, Kyle, TX and Austin, TX. Call before your visit to confirm the address.
- What is McKenna A. Williamson's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does McKenna A. Williamson accept Medicare assignment?
- Yes. Medicare's clinician data says McKenna A. Williamson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for McKenna A. Williamson?
- (512) 846-1244, as listed in official Medicare / NPI Registry data.
- What is McKenna A. Williamson's NPI number?
- 1225527773. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where McKenna A. Williamson is enrolled with Medicare (CMS data updated 2026-10-02).
- 151 Exchange Blvd, 500 Arc HuttoHutto, TX 78634 (512) 846‑1244
- 22420 Ih, 35 Suite 203Kyle, TX 78640 (737) 404‑0347
- 3816 S 1st St, Arc South 1st PediatricsAustin, TX 78704 (512) 443‑1311
- 3828 S 1st St, Arc South 1stAustin, TX 78704 (512) 443‑1311
- 6835 Austin Ctr BlvdAustin, TX 78731 (512) 346‑6611
Group practices
Medicare enrollment lists McKenna A. Williamson as a member of this group (CMS data updated 2026-10-02).
- Austin Regional Clinic PA397 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Texas
Clinicians with the same Medicare primary specialty in Texas — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Michigan State University College Of Osteopathic Medicine |
| Graduation year | 2018 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225527773 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians