Jon Erik Hammarstedt, MD
NPI 1427552355ActiveIndividual· Orthopaedic Surgery, Hand Surgery· Boulder, CO
Orthopaedic Surgery, Hand Surgery (MD) in Boulder, Colorado, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2018). 107 Medicare patients in 2024, $47,497 paid; all of their 61 Part D prescriptions were generic. Depuy Synthes Sales Inc. was the largest of 5 companies reporting payments in 2025, $371.97 in all, mostly food and beverage.
Overview
| NPI | 1427552355 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 23, 2018 |
| Last updated in NPPES | Jul 15, 2024 |
| Certified by provider | Jul 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Hand Surgery Primary | 207XS0106X | 0072839 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Orthopedic Surgery (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 107 |
|---|---|
| Services billed | 498 across 77 procedure codes |
| Paid by Medicare | $47,497 |
Part D prescriptions in 2024
| Prescriptions (claims) | 61 · 61 30-day fills |
|---|---|
| Patients | 47 |
| Total drug cost | $303.61 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Orthopedic Surgery |
Medical groups
- Bouldercentre for Orthopedics PCBoulder, CO · 58 clinicians
- Wray Community District HospitalWray, CO · 30 clinicians
Hospital affiliations
- Boulder Community HealthBoulder, CO
- Centura Health-St Anthony North Health CampusWestminster, CO
- Wray Community District HospitalWray, CO
Industry payments (Open Payments)
- 2025$371.97 · 8 payments from 5 companies
- 2024$2,937 · 36 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $202.78 | 3 |
| Skeletal Dynamics Inc | $86.47 | 1 |
| Stryker Corporation | $49.77 | 2 |
| Vertex Pharmaceuticals Incorporated | $27.22 | 1 |
| Orthofix Medical, Inc. | $5.73 | 1 |
What the 2025 payments were for
- Food and Beverage$371.97 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Orthopaedic Surgery, Hand Surgery providers in Boulder
- 1679863112
- 1770798795