Surgeon profile
Willis Parsons, M.D.
Gastroenterology · Arlington Heights, IL 60005NPI 1972578698
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.
197 Medicare cases/yr
183 patients
4 procedures
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Upper GI Endoscopy (EGD) with Biopsy CPT 43239 | 87 | ▲ +38% | 79 |
| ERCP with Stent Placement CPT 43274 | 62 | ≈ flat | 58 |
| Colonoscopy with Polypectomy (Snare) CPT 45385 | 31 | ▲ +158% | 30 |
| Colonoscopy with Biopsy CPT 45380 | 17 | ▲ +42% | 16 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…