William Alexander Davies, M.D.
NPI 1104809458ActiveIndividual· Orthopaedic Surgery· Pewaukee, WI
Orthopaedic Surgery (M.D.) in Pewaukee, Wisconsin, trained at Medical College of Wisconsin (class of 1993). 612 Medicare patients in 2024, $214,338 paid; all of their 69 Part D prescriptions were generic. Medical Device Business Services, Inc. was the largest of 3 companies reporting payments in 2025, $113.02 in all, mostly food and beverage.
Overview
| NPI | 1104809458 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 21, 2005 |
| Last updated in NPPES | Nov 4, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 40014 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Orthopedic Surgery (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 612 |
|---|---|
| Services billed | 13,653 across 59 procedure codes |
| Paid by Medicare | $214,338 |
Part D prescriptions in 2024
| Prescriptions (claims) | 69 · 69 30-day fills |
|---|---|
| Patients | 57 |
| Total drug cost | $350.35 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Medical College of Wisconsin |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Orthopaedic Associates of Wisconsin SCPewaukee, WI · 109 clinicians
Hospital affiliations
- Oconomowoc Memorial HospitalOconomowoc, WI
- Waukesha Memorial HospitalWaukesha, WI
Other facilities
- Prohealth Home CareHome health agency · Waukesha, WI
Industry payments (Open Payments)
- 2025$113.02 · 3 payments from 3 companies
- 2024$60.98 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medical Device Business Services, Inc. | $81.27 | 1 |
| Smith+nephew, Inc. | $18.02 | 1 |
| Avanos Medical | $13.73 | 1 |
What the 2025 payments were for
- Food and Beverage$113.02 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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