Maryl R. Johnson, MD
NPI 1548236581ActiveIndividual· Internal Medicine, Advanced Heart Failure and Transplant Cardiology· Madison, WI
Internal Medicine, Advanced Heart Failure and Transplant Cardiology (MD) in Madison, Wisconsin, trained at University of Iowa, Rj & L Carver College of Medicine (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $612,117 for 2,229 claims, against $20,948 paid for services in 2024. Abbott Laboratories reported $53.03 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1548236581 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 28, 2006 |
| Last updated in NPPES | Jan 15, 2021 |
| Certified by provider | Jan 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Advanced Heart Failure and Transplant Cardiology Primary | 207RA0001X | 44716 | WI |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 44716 | 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 - Advanced Heart Failure and Transplant Cardiology (IL); Practitioner - Advanced Heart Failure and Transplant Cardiology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 162 |
|---|---|
| Services billed | 419 across 30 procedure codes |
| Paid by Medicare | $20,948 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,229 · 5,149 30-day fills |
|---|---|
| Patients | 264 |
| Total drug cost | $612,117 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | University of Iowa, Rj & L Carver College of Medicine |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Advanced Heart Failure And Transplant Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical groups
- University of Wisconsin Medical Foundation IncMadison, WI · 2,553 clinicians
- Swedishamerican HospitalBelvidere, IL · 389 clinicians
Hospital affiliations
- Richland HospitalRichland Center, WI
- St Vincent HospitalGreen Bay, WI
- University of Wi Hospitals & Clinics AuthorityMadison, WI
- Uw HealthRockford, IL
Industry payments (Open Payments)
- 2025$53.03 · 1 payment from 1 company
- 2024$203.47 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $53.03 | 1 |
What the 2025 payments were for
- Food and Beverage$53.03 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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