John A. Schirger, MD
NPI 1174597876ActiveIndividual· Internal Medicine, Cardiovascular Disease· Scottsdale, AZ
Internal Medicine, Cardiovascular Disease (MD) with Mayo Clinic Health System-Southwest Wisconsin Region Inc, practicing in Scottsdale, Arizona. Their prescriptions cost Medicare Part D more than their services did: $195,464 for 746 claims, against $46,572 paid for services in 2024. Abbott Laboratories was the largest of 2 companies reporting payments in 2024, $224.30 in all, mostly food and beverage. Lists Mayo Clinic Health System-Franciscan Medical Center Inc and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1174597876 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 17, 2006 |
| Last updated in NPPES | Oct 17, 2026 |
| Certified by provider | Oct 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 53499 | AZ |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 63057 | WI |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 43038 | 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 - Cardiovascular Disease (Cardiology) (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 332 |
|---|---|
| Services billed | 789 across 17 procedure codes |
| Paid by Medicare | $46,572 |
Part D prescriptions in 2024
| Prescriptions (claims) | 746 · 1,298 30-day fills |
|---|---|
| Patients | 144 |
| Total drug cost | $195,464 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Mayo Clinic Health System-Southwest Wisconsin Region IncLa Crosse, WI · 534 clinicians
Hospital affiliations
- Mayo Clinic Health System-Franciscan Medical Center IncLa Crosse, WI
- Mayo Clinic Health System-Red Cedar IncMenomonie, WI
- Mayo Clinic Hlth Systm Franciscan Hlthcare SpartaSparta, WI
- Tomah Memorial HospitalTomah, WI
- Winona Health ServicesWinona, MN
Industry payments (Open Payments)
- 2024$224.30 · 3 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $207.66 | 2 |
| Merck Sharp & Dohme LLC | $16.64 | 1 |
What the 2024 payments were for
- Food and Beverage$224.30 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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