Surgeon profile
Karen Stern, M.D.
Urology · Phoenix, AZ 85054NPI 1932461647
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.
189 Medicare cases/yr
163 patients
2 procedures
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Ureteroscopy with Laser Lithotripsy CPT 52356 | 105 | ▼ -15% | 93 |
| Ureteral Stent Placement CPT 52332 | 84 | ▼ -11% | 70 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…