Quick answers
- Which hospitals does Hannah E. Williams work at?
- Medicare's official clinician data lists Hannah E. Williams at 2 hospitals: Ascension All Saints Hospital and Ascension SE Wisconsin Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Hannah E. Williams see patients?
- Medicare's clinician data lists 6 practice locations, including Brookfield, WI, Wauwatosa, WI and Milwaukee, WI. Call before your visit to confirm the address.
- What is Hannah E. Williams's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Hannah E. Williams accept Medicare assignment?
- Yes. Medicare's clinician data says Hannah E. Williams 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 Hannah E. Williams?
- (262) 785-2000, as listed in official Medicare / NPI Registry data.
- What is Hannah E. Williams's NPI number?
- 1588225544. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hannah E. Williams works
Medicare's Facility Affiliation Data lists Hannah E. Williams at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension All Saints HospitalRacine, WI · Acute Care Hospital · CCN 520096
- Ascension SE Wisconsin HospitalMilwaukee, WI · Acute Care Hospital · CCN 520136
Practice locations
Addresses where Hannah E. Williams is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 19333 W N AveBrookfield, WI 53045 (262) 785‑2000
- 201 N Mayfair RdWauwatosa, WI 53226
- 2801 W Kinnickinnic River Pkwy, Suite 1080Milwaukee, WI 53215 (414) 908‑6500
- 3237 S 16th StMilwaukee, WI 53215 (414) 647‑5000
- 3811 Spring StMount Pleasant, WI 53405 (262) 687‑4011
Group practices
Medicare enrollment lists Hannah E. Williams as a member of these groups (CMS data updated 2026-10-02).
- Ascension Medical Group-Southeast Wisconsin Inc545 clinicians in the group
- Gi Associates LLC55 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Brookfield
Clinicians with the same Medicare primary specialty in Brookfield, WI — not a recommendation.
Clinician information
| Graduation year | 2019 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1588225544 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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