Surgeon profile
Peter Chang, M.D.
Ophthalmology · Waltham, MA 02451NPI 1801107859
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.
959 Medicare cases/yr
398 patients
5 procedures
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Intravitreal Injection (Anti-VEGF) CPT 67028 | 670 | ▲ +12% | 185 |
| Cataract Surgery with IOL CPT 66984 | 173 | ▲ +66% | 110 |
| YAG Laser Capsulotomy CPT 66821 | 74 | ▲ +37% | 66 |
| Vitrectomy — Pars Plana CPT 67036 | 27 | ▲ +23% | 26 |
| Complex Cataract Surgery CPT 66982 | 15 | new | 11 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…