Graeme Dennis Marquez, MBBS
NPI 1245801588ActiveIndividual· Internal Medicine· Springfield, OR
Internal Medicine (MBBS) with Praxis Health PC, practicing in Springfield, Oregon. In 2024 Medicare paid $5,819 for 44 patients, and Part D covered 183 of their prescriptions, 89% of them generic. Merck Sharp & Dohme LLC was the largest of 18 companies reporting payments in 2025, $491.46 in all, mostly food and beverage.
Overview
| NPI | 1245801588 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MBBS |
| Sole proprietor | Yes |
| NPI issued | Jul 7, 2021 |
| Last updated in NPPES | Jul 23, 2026 |
| Certified by provider | Jul 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD224142 | OR |
| Internal Medicine | 207R00000X | 57.251427 | OH |
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 - Internal Medicine (NC); Practitioner - Internal Medicine (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 44 |
|---|---|
| Services billed | 308 across 14 procedure codes |
| Paid by Medicare | $5,819 |
Part D prescriptions in 2024
| Prescriptions (claims) | 183 · 263 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $8,021 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Praxis Health PCTigard, OR · 171 clinicians
Industry payments (Open Payments)
- 2025$491.46 · 24 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $64.15 | 2 |
| Exact Sciences Corporation | $45.57 | 2 |
| Otsuka America Pharmaceutical, Inc. | $38.90 | 2 |
| Pfizer Inc. | $36.37 | 2 |
| Novo Nordisk Inc | $34.40 | 2 |
What the 2025 payments were for
- Food and Beverage$491.46 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 internal medicine physicians in Springfield · All internal medicine physicians in Oregon