Geoffrey Leroy Southmayd, M.D.
NPI 1356609457ActiveIndividual· Internal Medicine, Interventional Cardiology· Atlanta, GA
Internal Medicine, Interventional Cardiology (M.D.) with Wellstar Medical Group LLC, practicing in Atlanta, Georgia. Their prescriptions cost Medicare Part D more than their services did: $424,501 for 2,751 claims, against $102,570 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 17 companies reporting payments in 2025, $1,127 in all, mostly food and beverage. Lists Wellstar Cobb Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1356609457 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 26, 2012 |
| Last updated in NPPES | Oct 1, 2020 |
| Certified by provider | Oct 1, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | 74373 | GA |
| Internal Medicine | 207R00000X | 5823 | GA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Interventional Cardiology (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 788 |
|---|---|
| Services billed | 2,945 across 52 procedure codes |
| Paid by Medicare | $102,570 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,751 · 6,576 30-day fills |
|---|---|
| Patients | 398 |
| Total drug cost | $424,501 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical group
- Wellstar Medical Group LLCMarietta, GA · 3,093 clinicians
Hospital affiliations
- Wellstar Cobb Medical CenterAustell, GA
- Wellstar Douglas Medical CenterDouglasville, GA
- Wellstar Kennestone Regional Medical CenterMarietta, GA
- Wellstar Paulding Medical CenterHiram, GA
Industry payments (Open Payments)
- 2025$1,127 · 47 payments from 17 companies
- 2024$1,697 · 55 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $300.66 | 13 |
| Abbott Laboratories | $136.89 | 2 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $88.17 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $68.25 | 4 |
| Imperative Care, Inc | $65.10 | 2 |
What the 2025 payments were for
- Food and Beverage$1,127 · 47 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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