Michael J. Oreilly, M.D.
NPI 1548300015ActiveIndividual· Surgery· Marietta, GA
Surgery (M.D.) in Marietta, Georgia, trained at University of Texas Southwestern Medical School at Dallas (class of 1981). 109 Medicare patients in 2024, $70,203 paid; nearly all of their 216 Part D prescriptions were generic (95%). Conmed Corporation reported $13.60 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1548300015 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 7, 2007 |
| Last updated in NPPES | Oct 11, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 34682 | GA |
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 - General Surgery (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 109 |
|---|---|
| Services billed | 267 across 34 procedure codes |
| Paid by Medicare | $70,203 |
Part D prescriptions in 2024
| Prescriptions (claims) | 216 · 220 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $3,295 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | General Surgery |
Medical group
- Wellstar Medical Group LLCMarietta, GA · 3,093 clinicians
Hospital affiliations
- Wellstar Cobb Medical CenterAustell, GA
- Wellstar Kennestone Regional Medical CenterMarietta, GA
- Wellstar North Fulton Medical CenterRoswell, GA
- Wellstar Paulding Medical CenterHiram, GA
Other facilities
- Wellstar Windy Hill HospitalLong-term care hospital · Marietta, GA
Industry payments (Open Payments)
- 2025$13.60 · 1 payment from 1 company
- 2024$144.07 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Conmed Corporation | $13.60 | 1 |
What the 2025 payments were for
- Food and Beverage$13.60 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 32 general surgeons in Marietta · All general surgeons in Georgia