Emily J. Mason, M.D.
NPI 1811196637ActiveIndividual· Emergency Medicine· Chippewa Falls, WI
Emergency Medicine (M.D.) in Chippewa Falls, Wisconsin, trained at University of Wisconsin School of Medicine (class of 2004). Mostly services rather than prescriptions: Medicare paid $588,791 for 111 patients in 2024, with only 22 Part D claims. Smith+nephew, Inc. reported $33.84 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1811196637 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 12, 2007 |
| Last updated in NPPES | Feb 10, 2026 |
| Certified by provider | Feb 10, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 49707-020 | WI |
| Emergency Medicine, Undersea and Hyperbaric Medicine | 207PE0005X | 49707-20 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Emergency Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 111 |
|---|---|
| Services billed | 3,042 across 35 procedure codes |
| Paid by Medicare | $588,791 |
Part D prescriptions in 2024
| Prescriptions (claims) | 22 · 22 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $3,129 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Emergency Medicine |
Medical group
- Oakleaf Clinics IncRice Lake, WI · 103 clinicians
Industry payments (Open Payments)
- 2025$33.84 · 1 payment from 1 company
- 2024$30.78 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Smith+nephew, Inc. | $33.84 | 1 |
What the 2025 payments were for
- Food and Beverage$33.84 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Emergency Medicine providers in Chippewa Falls
- 1750148771
- 1003042326
- 1780871780
- 1497732085