Darin James Larson, M.D.
NPI 1568842391ActiveIndividual· Orthopaedic Surgery· Marshalltown, IA
Orthopaedic Surgery (M.D.) in Marshalltown, Iowa, trained at University of Iowa, Rj & L Carver College of Medicine (class of 2015). 103 Medicare patients in 2024, $39,222 paid; all of their 156 Part D prescriptions were generic. Zimmer Biomet Holdings, Inc. reported $78.83 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1568842391 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 7, 2015 |
| Last updated in NPPES | Nov 6, 2023 |
| Certified by provider | Nov 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | MD-48124 | IA |
| Orthopaedic Surgery | 207X00000X | 7420 | NE |
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 (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 103 |
|---|---|
| Services billed | 3,615 across 23 procedure codes |
| Paid by Medicare | $39,222 |
Part D prescriptions in 2024
| Prescriptions (claims) | 156 · 156 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $1,411 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Iowa, Rj & L Carver College of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Unitypoint Health - MarshalltownMarshalltown, IA · 24 clinicians
Hospital affiliation
- Unitypoint Health - MarshalltownMarshalltown, IA
Industry payments (Open Payments)
- 2025$78.83 · 1 payment from 1 company
- 2024$378.60 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $78.83 | 1 |
What the 2025 payments were for
- Food and Beverage$78.83 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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