Surgeon profile
Stephen Hasak, MD
Gastroenterology · Saint Louis, MO 63110NPI 1184063562
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.
316 Medicare cases/yr
296 patients
4 procedures
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Upper GI Endoscopy (EGD) with Biopsy CPT 43239 | 115 | ▲ +39% | 112 |
| ERCP with Stent Placement CPT 43274 | 96 | ≈ flat | 81 |
| Colonoscopy with Polypectomy (Snare) CPT 45385 | 57 | ▲ +63% | 55 |
| Colonoscopy with Biopsy CPT 45380 | 48 | ▲ +129% | 48 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…