William Roger Maus, MD
NPI 1366543407ActiveIndividual· Family Medicine· Chaska, MN
Family Medicine (MD) in Chaska, Minnesota, licensed in MN, with an NPI issued in September 2006. Their prescriptions cost Medicare Part D more than their services did: $345,835 for 5,589 claims, against $69,997 paid for services in 2024.
Overview
| NPI | 1366543407 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 25, 2006 |
| Last updated in NPPES | Nov 10, 2020 |
| Certified by provider | Nov 10, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 30283 | 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 | 172 |
|---|---|
| Services billed | 1,873 across 122 procedure codes |
| Paid by Medicare | $69,997 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,589 · 12,995 30-day fills |
|---|---|
| Patients | 392 |
| Total drug cost | $345,835 |
| Generic share | 90% of claims |
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 19 family medicine physicians in Chaska · All family medicine physicians in Minnesota