Will Davis Lyon
NPI 1245791607ActiveIndividual· Internal Medicine, Geriatric Medicine· Milwaukee, WI
Internal Medicine, Geriatric Medicine in Milwaukee, Wisconsin, trained at University of Wisconsin School of Medicine (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $220,995 for 2,682 claims, against $38,050 paid for services in 2024.
Overview
| NPI | 1245791607 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 28, 2019 |
| Last updated in NPPES | Sep 11, 2023 |
| Certified by provider | Sep 11, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | 75614 | WI |
| Internal Medicine | 207R00000X | 75614 | 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 - General Practice (WI); Practitioner - Geriatric Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 253 |
|---|---|
| Services billed | 439 across 25 procedure codes |
| Paid by Medicare | $38,050 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,682 · 3,347 30-day fills |
|---|---|
| Patients | 228 |
| Total drug cost | $220,995 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Geriatric Medicine |
Medical groups
- The Medical College of Wisconsin IncMilwaukee, WI · 2,115 clinicians
- Froedtert Andthe Medical College of Wisconsin Community Physicians IncWauwatosa, WI · 1,285 clinicians
Hospital affiliation
- Froedtert Memorial Lutheran HospitalMilwaukee, WI
Other facilities
- Congregational Home, Inc.Nursing home · Brookfield, 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 34 geriatricians in Milwaukee · All geriatricians in Wisconsin