Ellen Tsyjyu Liang, M.D.
NPI 1487911913ActiveIndividual· Surgery· Eau Claire, WI
Surgery (M.D.) in Eau Claire, Wisconsin, trained at University of Minnesota Medical School (class of 2012). In 2024 Medicare paid $51,455 for 163 patients, and Part D covered 77 of their prescriptions, 84% of them generic. Elucent Medical reported $281.97 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1487911913 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 23, 2012 |
| Last updated in NPPES | Jul 21, 2022 |
| Certified by provider | Sep 10, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 67789 | WI |
| Surgery | 208600000X | 60075 | MN |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - General Surgery (MN); Practitioner - General Surgery (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 163 |
|---|---|
| Services billed | 414 across 63 procedure codes |
| Paid by Medicare | $51,455 |
Part D prescriptions in 2024
| Prescriptions (claims) | 77 · 77 30-day fills |
|---|---|
| Patients | 45 |
| Total drug cost | $2,314 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of Minnesota Medical School |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | General Surgery |
Medical group
- Mayo Clinic Health System-Northwest Wisconsin Region IncEau Claire, WI · 802 clinicians
Hospital affiliations
- Mayo Clinic Health System Chippewa ValleyBloomer, WI
- Mayo Clinic Health System Eau Claire HospitalEau Claire, WI
- Mayo Clinic Health System-NorthlandBarron, WI
- Mayo Clinic Health System-Red Cedar IncMenomonie, WI
Industry payments (Open Payments)
- 2025$281.97 · 1 payment from 1 company
- 2024$128.12 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Elucent Medical | $281.97 | 1 |
What the 2025 payments were for
- Food and Beverage$281.97 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 general surgeons in Eau Claire · All general surgeons in Wisconsin