Surgeon profile
Gregory St. John, M.D.
Cardiology · Hot Springs, AR 71901NPI 1124023056
Database refreshed July 2026Live NPPES registry· Industry payments CY2025ⓘ sources
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Tracked procedure volumes
Latest federal claims release with year-over-year momentum. Eight device-heavy specialties tracked — more coming.
207 Medicare cases/yr
200 patients
3 procedures
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Diagnostic Cardiac Cath (Left Heart) CPT 93458 | 130 | ▲ +9% | 129 |
| Coronary Stent Placement CPT 92928 | 66 | ▼ -7% | 60 |
| Pacemaker — Dual Chamber CPT 33208 | 11 | ▼ -8% | 11 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…