Carl J. Walker, MD
NPI 1053301440ActiveIndividual· Urology· Spokane, WA
Urology (MD) in Spokane, Washington, trained at University of California, San Diego School of Medicine (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $617,134 for 838 claims, against $159,153 paid for services in 2024. Procept Biorobotics Corporation was the largest of 12 companies reporting payments in 2025, $867.84 in all, mostly food and beverage.
Overview
| NPI | 1053301440 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 26, 2005 |
| Last updated in NPPES | Jul 1, 2026 |
| Certified by provider | Jul 1, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | MD61157938 | WA |
| Urology | 208800000X | 01046851A | IN |
| Urology | 208800000X | M-15503 | ID |
| Urology | 208800000X | G74666 | CA |
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 - Urology (ID); Practitioner - Urology (ND); Practitioner - Urology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 328 |
|---|---|
| Services billed | 2,596 across 83 procedure codes |
| Paid by Medicare | $159,153 |
Part D prescriptions in 2024
| Prescriptions (claims) | 838 · 1,089 30-day fills |
|---|---|
| Patients | 318 |
| Total drug cost | $617,134 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | University of California, San Diego School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Urology |
Medical groups
- St Alexius Medical CenterBismarck, ND · 238 clinicians
- Public Hospital District 1-A of Whitman CountyPullman, WA · 87 clinicians
- Beacon Cancer Care PLLCPost Falls, ID · 18 clinicians
Hospital affiliations
- Chi St Alexius HealthBismarck, ND
- Pullman Regional HospitalPullman, WA
Industry payments (Open Payments)
- 2025$867.84 · 27 payments from 12 companies
- 2024$1,223 · 43 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Procept Biorobotics Corporation | $190.88 | 2 |
| Janssen Biotech, Inc. | $148.72 | 3 |
| Sumitomo Pharma America, Inc. | $124.54 | 5 |
| Boston Scientific Corporation | $79.73 | 3 |
| Vertex Pharmaceuticals Incorporated | $73.03 | 3 |
What the 2025 payments were for
- Food and Beverage$768.84 · 26 payments
- Education$99.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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