Surgeon profile
Harold Loewenstine, M.D.
Gastroenterology · Montgomery, OH 45242NPI 1184628679
Database refreshed July 2026Live NPPES registry· Industry payments CY2025ⓘ sources
Checking live NPPES registry…
Loading hospital affiliations…
Tracked procedure volumes
Latest federal claims release with year-over-year momentum. Eight device-heavy specialties tracked — more coming.
436 Medicare cases/yr
433 patients
3 procedures
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Colonoscopy with Biopsy CPT 45380 | 223 | ▼ -16% | 223 |
| Upper GI Endoscopy (EGD) with Biopsy CPT 43239 | 128 | ▲ +12% | 125 |
| Colonoscopy with Polypectomy (Snare) CPT 45385 | 85 | ▲ +12% | 85 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…