Surgeon profile
Ayan Chatterjee, M.D.
Ophthalmology · King Of Prussia, PA 19406NPI 1265845804
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. Orthopedics, cardiology, ophthalmology & urology tracked — more specialties coming.
523 Medicare cases/yr
321 patients
4 procedures
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Cataract Surgery with IOL CPT 66984 | 380 | ▼ -21% | 215 |
| YAG Laser Capsulotomy CPT 66821 | 96 | ▼ -31% | 71 |
| Complex Cataract Surgery CPT 66982 | 26 | ▼ -10% | 21 |
| SLT — Laser Trabeculoplasty CPT 65855 | 21 | ▼ -52% | 14 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…