Grant Michael Dietz, PA-C
NPI 1538943618ActiveIndividual· Physician Assistant· Tulsa, OK
Physician Assistant (PA-C) in Tulsa, Oklahoma, licensed in OK, with an NPI issued in August 2023. Enrolled in Medicare as practitioner - physician assistant. Sun Pharmaceutical Industries Inc. was the largest of 2 companies reporting payments in 2025, $48.92 in all, mostly food and beverage.
Overview
| NPI | 1538943618 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Aug 21, 2023 |
| Last updated in NPPES | Nov 23, 2025 |
| Certified by provider | Nov 23, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5700 | OK |
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 - Physician Assistant (OK) |
|---|
Education and affiliations
| Graduation year | 2025 |
|---|---|
| Medicare specialty | Physician Assistant |
Industry payments (Open Payments)
- 2025$48.92 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sun Pharmaceutical Industries Inc. | $27.26 | 1 |
| Regeneron Healthcare Solutions, Inc. | $21.66 | 1 |
What the 2025 payments were for
- Food and Beverage$48.92 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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