Mark S. Cohen, M.D.
NPI 1952380669ActiveIndividual· Orthopaedic Surgery, Hand Surgery· Chicago, IL
Orthopaedic Surgery, Hand Surgery (M.D.) in Chicago, Illinois, trained at Harvard Medical School (class of 1986). 250 Medicare patients in 2024, $104,123 paid; all of their 69 Part D prescriptions were generic. Smith+nephew, Inc. was the largest of 4 companies reporting payments in 2025, $7,870 in all, mostly royalties and licenses.
Overview
| NPI | 1952380669 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 11, 2006 |
| Last updated in NPPES | Jan 25, 2023 |
| Certified by provider | Jan 25, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Hand Surgery Primary | 207XS0106X | 036086428 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hand Surgery (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 250 |
|---|---|
| Services billed | 2,644 across 95 procedure codes |
| Paid by Medicare | $104,123 |
Part D prescriptions in 2024
| Prescriptions (claims) | 69 · 69 30-day fills |
|---|---|
| Patients | 51 |
| Total drug cost | $323.86 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Hand Surgery |
| Secondary specialties | Orthopedic Surgery |
Medical group
- Orthomidwest, PLLCRockford, IL · 547 clinicians
Hospital affiliation
- Rush University Medical CenterChicago, IL
Industry payments (Open Payments)
- 2025$7,870 · 8 payments from 4 companies
- 2024$9,401 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Smith+nephew, Inc. | $7,225 | 4 |
| Synthes Gmbh | $554.00 | 2 |
| Orthofix Medical, Inc. | $51.89 | 1 |
| Acumed LLC | $39.29 | 1 |
What the 2025 payments were for
- Royalty or License$7,225 · 4 payments
- Consulting Fee$500.00 · 1 payment
- Food and Beverage$91.18 · 2 payments
- Travel and Lodging$54.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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