Matthew O'Connor, MD
NPI 1306236013ActiveIndividual· Emergency Medicine· Madison, WI
Emergency Medicine (MD) in Madison, Wisconsin, trained at University of Wisconsin School of Medicine (class of 2018). 126 Medicare patients in 2024, $17,649 paid; nearly all of their 139 Part D prescriptions were generic (96%). Salix Pharmaceuticals, A Division of Bausch Health US, LLC reported $29.15 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1306236013 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 2, 2015 |
| Last updated in NPPES | Aug 27, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 66800-20 | WI |
| Emergency Medicine | 207P00000X | 01080780A | IN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Emergency Medicine (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 126 |
|---|---|
| Services billed | 201 across 16 procedure codes |
| Paid by Medicare | $17,649 |
Part D prescriptions in 2024
| Prescriptions (claims) | 139 · 146 30-day fills |
|---|---|
| Patients | 93 |
| Total drug cost | $3,050 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Emergency Medicine |
Medical group
- Cep America LLCJacksonville, FL · 1,023 clinicians
Hospital affiliation
- Methodist Hospitals IncGary, IN
Industry payments (Open Payments)
- 2025$29.15 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $29.15 | 1 |
What the 2025 payments were for
- Food and Beverage$29.15 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 247 emergency medicine physicians in Madison · All emergency medicine physicians in Wisconsin