Matthew Ryan Walker, MD
NPI 1508123027ActiveIndividual· Orthopaedic Surgery, Hand Surgery· Greenwood, IN
Orthopaedic Surgery, Hand Surgery (MD) in Greenwood, Indiana, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2012). 459 Medicare patients in 2024, $125,449 paid; all of their 160 Part D prescriptions were generic. Encore Medical, LP was the largest of 3 companies reporting payments in 2025, $9,698 in all, mostly travel and lodging.
Overview
| NPI | 1508123027 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 20, 2012 |
| Last updated in NPPES | May 21, 2024 |
| Certified by provider | May 21, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Hand Surgery Primary | 207XS0106X | 01080241A | IN |
| Orthopaedic Surgery | 207X00000X | 01080241A | IN |
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 (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 459 |
|---|---|
| Services billed | 1,922 across 96 procedure codes |
| Paid by Medicare | $125,449 |
Part D prescriptions in 2024
| Prescriptions (claims) | 160 · 169 30-day fills |
|---|---|
| Patients | 84 |
| Total drug cost | $1,048 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Orthopaedics-Indianapolis IncIndianapolis, IN · 371 clinicians
Hospital affiliations
- Columbus Regional HospitalColumbus, IN
- Community Hospital South, Inc.Indianapolis, IN
- Hendricks Regional HealthDanville, IN
- Indiana University HealthIndianapolis, IN
- Orthoindy HospitalIndianapolis, IN
Industry payments (Open Payments)
- 2025$9,698 · 12 payments from 3 companies
- 2024$3,168 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Encore Medical, LP | $9,448 | 9 |
| Stryker Corporation | $231.96 | 2 |
| Mf Med | $17.93 | 1 |
What the 2025 payments were for
- Travel and Lodging$9,448 · 9 payments
- Food and Beverage$249.89 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Orthopaedic Surgery, Hand Surgery providers in Greenwood
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