Timothy J. Buckley, DO
NPI 1578547493ActiveIndividual· Internal Medicine· La Crosse, WI
Internal Medicine (DO) in La Crosse, Wisconsin, trained at Midwestern University, Chicago College of Osteopathic Med (class of 1982). Their prescriptions cost Medicare Part D more than their services did: $1,486,555 for 8,865 claims, against $64,592 paid for services in 2024.
Overview
| NPI | 1578547493 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Dec 5, 2005 |
| Last updated in NPPES | Aug 23, 2021 |
| Certified by provider | Aug 23, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 36763 | WI |
| Internal Medicine | 207R00000X | 02773 | IA |
| Internal Medicine, Rheumatology | 207RR0500X | 02773 | IA |
| Internal Medicine, Rheumatology | 207RR0500X | 36763 | 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 - Internal Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 359 |
|---|---|
| Services billed | 1,054 across 23 procedure codes |
| Paid by Medicare | $64,592 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,865 · 16,561 30-day fills |
|---|---|
| Patients | 633 |
| Total drug cost | $1,486,555 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Midwestern University, Chicago College of Osteopathic Med |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Rheumatology |
| Telehealth | Offers telehealth |
Medical group
- Mayo Clinic Health System-Southwest Wisconsin Region IncLa Crosse, WI · 534 clinicians
Hospital affiliations
- Gundersen Lutheran Medical CenterLa Crosse, WI
- Mayo Clinic Health System-Franciscan Medical Center IncLa Crosse, WI
- Mayo Clinic Hlth Systm Franciscan Hlthcare SpartaSparta, WI
Other facilities
- Aveanna Home HealthHome health agency · La Crosse, WI
- St Croix Hospice la CrosseHospice · La Crosse, WI
- RiversideNursing home · La Crosse, 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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