Matthew M. Diesselhorst, MD
NPI 1104022417ActiveIndividual· Orthopaedic Surgery· Oklahoma City, OK
Orthopaedic Surgery (MD) in Oklahoma City, Oklahoma, trained at University of Oklahoma College of Medicine (class of 2007). 289 Medicare patients in 2024, $102,270 paid; all of their 429 Part D prescriptions were generic. Smith+nephew, Inc. was the largest of 5 companies reporting payments in 2025, $405.25 in all, mostly food and beverage.
Overview
| NPI | 1104022417 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 23, 2007 |
| Last updated in NPPES | Apr 7, 2020 |
| Certified by provider | Apr 7, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 25730 | OK |
| Orthopaedic Surgery, Orthopaedic Trauma | 207XX0801X | 25730 | OK |
| Orthopaedic Surgery, Sports Medicine | 207XX0005X | 25730 | OK |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Orthopedic Surgery (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 289 |
|---|---|
| Services billed | 2,784 across 60 procedure codes |
| Paid by Medicare | $102,270 |
Part D prescriptions in 2024
| Prescriptions (claims) | 429 · 441 30-day fills |
|---|---|
| Patients | 133 |
| Total drug cost | $5,508 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Orthopedic Surgery |
| Secondary specialties | Sports Medicine |
Hospital affiliations
- Fairview Regional Medical Center AuthorityFairview, OK
- Mercy Hospital Kingfisher, IncKingfisher, OK
- Mercy Hospital Oklahoma City, IncOklahoma City, OK
- Oklahoma Center for Orthopaedic & Multi-SpOklahoma City, OK
Other facilities
- Entrust Home HealthHome health agency · Oklahoma City, OK
Industry payments (Open Payments)
- 2025$405.25 · 9 payments from 5 companies
- 2024$159.36 · 7 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Smith+nephew, Inc. | $182.20 | 4 |
| Biotissue Holdings Inc. | $119.16 | 1 |
| Pacira Pharmaceuticals Incorporated | $48.68 | 2 |
| Bioventus LLC | $35.85 | 1 |
| Vertex Pharmaceuticals Incorporated | $19.36 | 1 |
What the 2025 payments were for
- Food and Beverage$405.25 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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