Nath Chongsuwat, M.D.
NPI 1225416829ActiveIndividual· Hospitalist· Weston, WI
Hospitalist (M.D.) with Midwest Inpatient Anderson Health Inc, practicing in Weston, Wisconsin. In 2024 Medicare paid $70,617 for 331 patients, and Part D covered 326 of their prescriptions, 82% of them generic. Abbvie Inc. reported $49.83 in payments in 2025, mostly food and beverage. Lists Anderson Hospital as a hospital affiliation.
Overview
| NPI | 1225416829 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 14, 2015 |
| Last updated in NPPES | Apr 17, 2026 |
| Certified by provider | Apr 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 471 | WI |
| General Practice | 208D00000X | 471-320 | WI |
| Internal Medicine | 207R00000X | 84301 | 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 - Hospitalist (IL); Practitioner - Internal Medicine (IN); Practitioner - Hospitalist (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 331 |
|---|---|
| Services billed | 764 across 10 procedure codes |
| Paid by Medicare | $70,617 |
Part D prescriptions in 2024
| Prescriptions (claims) | 326 · 454 30-day fills |
|---|---|
| Patients | 132 |
| Total drug cost | $37,908 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Hospitalist |
| Secondary specialties | Emergency Medicine |
Medical group
- Midwest Inpatient Anderson Health IncMaryville, IL · 46 clinicians
Hospital affiliation
- Anderson HospitalMaryville, IL
Industry payments (Open Payments)
- 2025$49.83 · 2 payments from 1 company
- 2024$58.90 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $49.83 | 2 |
What the 2025 payments were for
- Food and Beverage$49.83 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 hospitalists in Weston · All hospitalists in Wisconsin