Mark Gregory Belza, M.D.
NPI 1740284777ActiveIndividual· Neurological Surgery· Bend, OR
Neurological Surgery (M.D.) in Bend, Oregon, licensed in OR, with an NPI issued in June 2005. 300 Medicare patients in 2024, $94,474 paid; all of their 200 Part D prescriptions were generic. Providence Medical Technology, Inc. reported $2,086 in payments in 2025, mostly consulting fees.
Overview
| NPI | 1740284777 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 8, 2005 |
| Last updated in NPPES | Jan 29, 2021 |
| Certified by provider | Jan 29, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | MD16986 | OR |
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 - Neurosurgery (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 300 |
|---|---|
| Services billed | 615 across 39 procedure codes |
| Paid by Medicare | $94,474 |
Part D prescriptions in 2024
| Prescriptions (claims) | 200 · 201 30-day fills |
|---|---|
| Patients | 110 |
| Total drug cost | $2,071 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$2,086 · 2 payments from 1 company
- 2024$457.22 · 12 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Providence Medical Technology, Inc. | $2,086 | 2 |
What the 2025 payments were for
- Consulting Fee$2,000 · 1 payment
- Food and Beverage$86.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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