Gaojun Gui, MD
NPI 1568570828ActiveIndividual· Internal Medicine· Marshfield, WI
Internal Medicine (MD) with McHs Hospitals Inc, practicing in Marshfield, Wisconsin. In 2024 Medicare paid $99,845 for 124 patients, and Part D covered 1,169 of their prescriptions, 86% of them generic. Lists Marshfield Medical Center as a hospital affiliation.
Overview
| NPI | 1568570828 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 28, 2006 |
| Last updated in NPPES | Nov 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 43339 | 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 - Internal Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 124 |
|---|---|
| Services billed | 1,676 across 10 procedure codes |
| Paid by Medicare | $99,845 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,169 · 2,580 30-day fills |
|---|---|
| Patients | 178 |
| Total drug cost | $61,602 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- McHs Hospitals IncMarshfield, WI · 1,197 clinicians
Hospital affiliation
- Marshfield Medical CenterMarshfield, WI
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 66 internal medicine physicians in Marshfield · All internal medicine physicians in Wisconsin