Quick answers
- Which hospitals does William L. Hall work at?
- Medicare's official clinician data lists William L. Hall at 4 hospitals: Ascension Columbia St Marys Hospital Milwaukee, Froedtert Community Hospital, Froedtert Memorial Lutheran Hospital and Orthopaedic Hospital of Wisconsin. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William L. Hall see patients?
- Medicare's clinician data lists 3 practice locations, including Wauwatosa, WI, Shorewood, WI and Germantown, WI. Call before your visit to confirm the address.
- What is William L. Hall's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does William L. Hall accept Medicare assignment?
- Yes. Medicare's clinician data says William L. Hall 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.
- Does William L. Hall offer telehealth?
- Medicare's clinician data says William L. Hall offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for William L. Hall?
- (414) 955-5990, as listed in official Medicare / NPI Registry data.
- What is William L. Hall's NPI number?
- 1992747091. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William L. Hall works
Medicare's Facility Affiliation Data lists William L. Hall at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension Columbia St Marys Hospital MilwaukeeMilwaukee, WI · Acute Care Hospital · CCN 520051
- Froedtert Community HospitalNew Berlin, WI · Acute Care Hospital · CCN 520213
- Froedtert Memorial Lutheran HospitalMilwaukee, WI · Acute Care Hospital · CCN 520177
- Orthopaedic Hospital of WisconsinGlendale, WI · Acute Care Hospital · CCN 520194
Practice locations
Addresses where William L. Hall is enrolled with Medicare (CMS data updated 2026-10-02).
- 1155 N Mayfair RdWauwatosa, WI 53226 (414) 955‑5990
- 1901 E Capitol DrShorewood, WI 53211 (414) 424‑5300
- W168n11237 Western AveGermantown, WI 53022 (262) 253‑5060
Group practices
Medicare enrollment lists William L. Hall as a member of this group (CMS data updated 2026-10-02).
- Froedtert Andthe Medical College of Wisconsin Community Physicians Inc1,285 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Wauwatosa
Clinicians with the same Medicare primary specialty in Wauwatosa, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Wisconsin |
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1992747091 |
| 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