Surgeon profile
Benjamin Mason, M.D..
Ophthalmology · Waterloo, IA 50701NPI 1457301442
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.
1,621 Medicare cases/yr
692 patients
5 procedures
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Cataract Surgery with IOL CPT 66984 | 1,104 | ▼ -10% | 359 |
| Complex Cataract Surgery CPT 66982 | 230 | ▲ +20% | 84 |
| YAG Laser Capsulotomy CPT 66821 | 191 | ▲ +19% | 189 |
| SLT — Laser Trabeculoplasty CPT 65855 | 62 | ▲ +41% | 48 |
| Cataract Surgery with MIGS Stent CPT 66991 | 34 | ▼ -36% | 12 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…