Colin W. Weerts, D.O.
NPI 1245597046ActiveIndividual· Family Medicine· Mankato, MN
Family Medicine (D.O.) with Mankato Clinic Ltd, practicing in Mankato, Minnesota. Their prescriptions cost Medicare Part D more than their services did: $318,635 for 2,663 claims, against $61,108 paid for services in 2024. Exact Sciences Corporation was the largest of 8 companies reporting payments in 2025, $146.87 in all, mostly food and beverage. Lists Mayo Clinic Health System - Mankato as a hospital affiliation.
Overview
| NPI | 1245597046 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Apr 18, 2012 |
| Last updated in NPPES | Dec 23, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 56771 | MN |
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 - Family Practice (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 147 |
|---|---|
| Services billed | 3,197 across 89 procedure codes |
| Paid by Medicare | $61,108 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,663 · 6,294 30-day fills |
|---|---|
| Patients | 258 |
| Total drug cost | $318,635 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- Mankato Clinic LtdMankato, MN · 242 clinicians
Hospital affiliation
- Mayo Clinic Health System - MankatoMankato, MN
Industry payments (Open Payments)
- 2025$146.87 · 9 payments from 8 companies
- 2024$222.22 · 11 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $30.20 | 2 |
| Lilly USA, LLC | $23.08 | 1 |
| Medtronic, Inc. | $19.23 | 1 |
| Teva Pharmaceuticals USA, Inc. | $17.39 | 1 |
| E.R. Squibb & Sons, L.L.C. | $15.41 | 1 |
What the 2025 payments were for
- Food and Beverage$146.87 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 85 family medicine physicians in Mankato · All family medicine physicians in Minnesota