Nathaniel Thomas Leu, MD
NPI 1548780711ActiveIndividual· Emergency Medicine· Eau Claire, WI
Emergency Medicine (MD) in Eau Claire, Wisconsin, licensed in WI, CA and IL, with an NPI issued in June 2017. 217 Medicare patients in 2024, $29,363 paid; nearly all of their 119 Part D prescriptions were generic (94%). Mindray Ds USA, Inc. reported $146.58 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1548780711 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 20, 2017 |
| Last updated in NPPES | Mar 28, 2023 |
| Certified by provider | Mar 28, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 81744 | WI |
| Emergency Medicine | 207P00000X | A171444 | CA |
| Emergency Medicine | 207P00000X | 125071297 | IL |
| Emergency Medicine | 207P00000X | 22629 | WI |
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 - Emergency Medicine (CA); Practitioner - Emergency Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 217 |
|---|---|
| Services billed | 339 across 34 procedure codes |
| Paid by Medicare | $29,363 |
Part D prescriptions in 2024
| Prescriptions (claims) | 119 · 121 30-day fills |
|---|---|
| Patients | 82 |
| Total drug cost | $2,260 |
| Generic share | 94% of claims |
Industry payments (Open Payments)
- 2025$146.58 · 3 payments from 1 company
- 2024$226.23 · 5 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mindray Ds USA, Inc. | $146.58 | 3 |
What the 2025 payments were for
- Food and Beverage$146.58 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other emergency medicine physicians in Eau Claire
- 1275067480
- 1437338845
- 1497331235
- 1679601983
- 1952939100
- 1568043222
- 1073194130
- 1093836843
- 1114959970
- 1154783165
- 1184151342
- 1205463734
All 70 emergency medicine physicians in Eau Claire · All emergency medicine physicians in Wisconsin