David A. Wolff, MD
NPI 1740223247ActiveIndividual· Orthopaedic Surgery· Madison, WI
Orthopaedic Surgery (MD) in Madison, Wisconsin, trained at Northwestern University Feinberg Medical School (class of 1988). 180 Medicare patients in 2024, $72,126 paid; nearly all of their 199 Part D prescriptions were generic (99%). Zimmer Biomet Holdings, Inc. was the largest of 4 companies reporting payments in 2025, $4,424 in all, mostly travel and lodging.
Overview
| NPI | 1740223247 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 13, 2006 |
| Last updated in NPPES | Oct 27, 2026 |
| Certified by provider | Oct 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 36811-20 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 180 |
|---|---|
| Services billed | 1,516 across 39 procedure codes |
| Paid by Medicare | $72,126 |
Part D prescriptions in 2024
| Prescriptions (claims) | 199 · 201 30-day fills |
|---|---|
| Patients | 75 |
| Total drug cost | $2,162 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Orthopedic Surgery |
Medical groups
- Beaver Dam Community Hospitals Inc.Beaver Dam, WI · 62 clinicians
- Orthopedic and Spine Centers of Wisconsin SCMadison, WI · 25 clinicians
Hospital affiliations
- Marshfield Medical Center - Beaver Dam (Mmc-Bd)Beaver Dam, WI
- Ssm Health St Mary's Hospital - MadisonMadison, WI
- Unitypoint Health - MeriterMadison, WI
- University of Wi Hospitals & Clinics AuthorityMadison, WI
Industry payments (Open Payments)
- 2025$4,424 · 19 payments from 4 companies
- 2024$3,590 · 9 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $4,234 | 16 |
| Smith+nephew, Inc. | $87.36 | 1 |
| Depuy Synthes Sales Inc. | $84.02 | 1 |
| Enduromed, LLC | $18.24 | 1 |
What the 2025 payments were for
- Travel and Lodging$2,807 · 7 payments
- Food and Beverage$1,570 · 11 payments
- Education$46.78 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Orthopaedic Surgery providers in Madison
- 1285624973
- 1801957501
- 1225293137
- 1477015931
- 1528520095
- 1306294921
- 1477887453
- 1447516018
- 1861070765
- 1659320422
- 1770788267
- 1780629741