Michael McAllister, DO
NPI 1386874022ActiveIndividual· Surgery· Wausau, WI
Surgery (DO) in Wausau, Wisconsin, trained at Kansas City University of Med & Biosciences, College of Osteo Med (class of 2009). 94 Medicare patients in 2024, $24,695 paid; nearly all of their 87 Part D prescriptions were generic (90%). Integra Lifesciences Corporation was the largest of 4 companies reporting payments in 2025, $226.82 in all, mostly food and beverage.
Overview
| NPI | 1386874022 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Jul 15, 2009 |
| Last updated in NPPES | Jun 3, 2026 |
| Certified by provider | Jun 3, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 2999 | WI |
| Surgery | 208600000X | 5101018353 | MI |
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 - General Surgery (MI); Practitioner - General Surgery (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 94 |
|---|---|
| Services billed | 183 across 34 procedure codes |
| Paid by Medicare | $24,695 |
Part D prescriptions in 2024
| Prescriptions (claims) | 87 · 106 30-day fills |
|---|---|
| Patients | 40 |
| Total drug cost | $1,768 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Kansas City University of Med & Biosciences, College of Osteo Med |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | General Surgery |
Medical group
- Surgical Associates, S.C.Wausau, WI · 26 clinicians
Hospital affiliations
- Aspirus Merrill HospitalMerrill, WI
- Aspirus Wausau HospitalWausau, WI
Industry payments (Open Payments)
- 2025$226.82 · 6 payments from 4 companies
- 2024$127.61 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Integra Lifesciences Corporation | $164.79 | 3 |
| Medtronic, Inc. | $25.73 | 1 |
| Glaxosmithkline, LLC. | $20.01 | 1 |
| Pfizer Inc. | $16.29 | 1 |
What the 2025 payments were for
- Food and Beverage$226.82 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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