Erich Edward Koerner, M.D.
NPI 1275763849ActiveIndividual· Internal Medicine· Renton, WA
Internal Medicine (M.D.) in Renton, Washington, trained at University of Washington School of Medicine (class of 2009). Mostly services rather than prescriptions: Medicare paid $22,033 for 85 patients in 2024, with only 41 Part D claims.
Overview
| NPI | 1275763849 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 17, 2009 |
| Last updated in NPPES | Mar 28, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD60276987 | WA |
| Hospitalist | 208M00000X | MD60276987 | WA |
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 - Hospitalist (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 85 |
|---|---|
| Services billed | 262 across 10 procedure codes |
| Paid by Medicare | $22,033 |
Part D prescriptions in 2024
| Prescriptions (claims) | 41 · 47 30-day fills |
|---|---|
| Patients | 23 |
| Total drug cost | $2,993 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical group
- The Association of University PhysiciansSeattle, WA · 3,535 clinicians
Hospital affiliation
- University of Washington Medical CtrSeattle, WA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 52 internal medicine physicians in Renton · All internal medicine physicians in Washington