Marcus H. Cornwall, D.O.
NPI 1689639841ActiveIndividual· Family Medicine· Milwaukie, OR
Family Medicine (D.O.) in Milwaukie, Oregon, trained at At Still University of Health Sciences, College of Osteo Med, Kirksville (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $78,410 for 1,094 claims, against $14,979 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 22 companies reporting payments in 2025, $1,662 in all, mostly food and beverage.
Overview
| NPI | 1689639841 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Apr 19, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | DO23052 | OR |
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 - Family Practice (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 32 |
|---|---|
| Services billed | 258 across 17 procedure codes |
| Paid by Medicare | $14,979 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,094 · 2,024 30-day fills |
|---|---|
| Patients | 84 |
| Total drug cost | $78,410 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | At Still University of Health Sciences, College of Osteo Med, Kirksville |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Family Practice |
| Secondary specialties | Osteopathic Manipulative Medicine |
Industry payments (Open Payments)
- 2025$1,662 · 90 payments from 22 companies
- 2024$1,869 · 96 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $283.38 | 22 |
| Aimmune Therapeutics, Inc. | $210.07 | 8 |
| Abbvie Inc. | $164.35 | 11 |
| Bayer Healthcare Pharmaceuticals Inc. | $146.62 | 7 |
| Otsuka America Pharmaceutical, Inc. | $140.44 | 12 |
What the 2025 payments were for
- Food and Beverage$1,662 · 90 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 56 family medicine physicians in Milwaukie · All family medicine physicians in Oregon