Mark Nolden, M.D.
Orthopedic Surgery · Chicago, IL 60611
NPI 1164495529
Checking live NPPES registry…
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Database refreshed July 2026Live NPPES registry· Industry payments CY2025ⓘ sources
Tracked procedure volumes
Latest federal claims release with year-over-year momentum. Orthopedics & cardiology tracked — more specialties coming.
| Procedure | Cases | Trend | Patients |
|---|---|---|---|
| Lumbar Fusion — Combined (TLIF/PLIF) CPT 22633 | 42 | ▲ +147% | 41 |
| Lumbar Laminectomy CPT 63047 | 20 | ▼ -37% | 20 |
| Cervical Fusion (ACDF) CPT 22551 | 12 | new | 12 |
Industry relationships
CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.
Pulling CY2025 industry payments + 7-year history…