Frank Y. Chen, M.D.
NPI 1144484767ActiveIndividual· Internal Medicine· Clackamas, OR
Internal Medicine (M.D.) in Clackamas, Oregon, trained at Rush Medical College of Rush University (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $26,902 for 576 claims, against $2,639 paid for services in 2024. Stryker Corporation reported $129.03 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1144484767 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 13, 2008 |
| Last updated in NPPES | Nov 5, 2025 |
| Certified by provider | Nov 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD151125 | 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 - Internal Medicine (OR); Practitioner - Internal Medicine (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 42 across 6 procedure codes |
| Paid by Medicare | $2,639 |
Part D prescriptions in 2024
| Prescriptions (claims) | 576 · 1,018 30-day fills |
|---|---|
| Patients | 142 |
| Total drug cost | $26,902 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Internal Medicine |
Medical group
- Kaiser Foundation Health Plan of the NorthwestSalem, OR · 1,807 clinicians
Hospital affiliation
- Kaiser Sunnyside Medical CenterClackamas, OR
Industry payments (Open Payments)
- 2025$129.03 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $129.03 | 1 |
What the 2025 payments were for
- Food and Beverage$129.03 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 102 internal medicine physicians in Clackamas · All internal medicine physicians in Oregon