Joyce Michelle Koh, M.D.
NPI 1144480484ActiveIndividual· Internal Medicine, Gastroenterology· Hermiston, OR
Internal Medicine, Gastroenterology (M.D.) in Hermiston, Oregon, trained at Pennsylvania State University College of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $138,396 for 210 claims, against $27,342 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC reported $14.90 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1144480484 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 10, 2008 |
| Last updated in NPPES | Jun 9, 2026 |
| Certified by provider | Jun 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD212643 | OR |
| Internal Medicine, Gastroenterology | 207RG0100X | D0074501 | MD |
| Internal Medicine, Gastroenterology | 207RG0100X | 4301510763 | MI |
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 - Gastroenterology (DC); Practitioner - Gastroenterology (MI); Practitioner - Gastroenterology (OR); Practitioner - Gastroenterology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 145 |
|---|---|
| Services billed | 209 across 17 procedure codes |
| Paid by Medicare | $27,342 |
Part D prescriptions in 2024
| Prescriptions (claims) | 210 · 429 30-day fills |
|---|---|
| Patients | 124 |
| Total drug cost | $138,396 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Pennsylvania State University College of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical groups
- Bronson Methodist HospitalKalamazoo, MI · 729 clinicians
- Good Shepherd Health Care SystemHermiston, OR · 136 clinicians
Hospital affiliations
- Bronson Lakeview HospitalPaw Paw, MI
- Bronson Methodist HospitalKalamazoo, MI
- Good Shepherd Medical CenterHermiston, OR
- St Anthony HospitalPendleton, OR
Industry payments (Open Payments)
- 2024$14.90 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $14.90 | 1 |
What the 2024 payments were for
- Food and Beverage$14.90 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Hermiston
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