Surgeon profile
John Kronick, M.D.
Orthopedic Surgery · Walnut Creek, CA 94598NPI 1639129034
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 tracked — more specialties coming.
125 Medicare cases/yr
122 patients
3 procedures
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Total Knee Replacement (TKA) CPT 27447 | 69 | ≈ flat | 68 |
| Total Hip Replacement (THA) CPT 27130 | 32 | ▲ +19% | 32 |
| Revision Knee — All Components CPT 27487 | 24 | ▼ -11% | 22 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…