John M. Pargulski, D.O.
NPI 1629051958ActiveIndividual· Internal Medicine, Cardiovascular Disease· Springfield, IL
Internal Medicine, Cardiovascular Disease (D.O.) with Mahaska County Hospital, practicing in Springfield, Illinois. Their prescriptions cost Medicare Part D more than their services did: $281,088 for 1,763 claims, against $5,500 paid for services in 2024. Boston Scientific Corporation was the largest of 3 companies reporting payments in 2025, $97.55 in all, mostly food and beverage. Lists Keokuk County Health Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1629051958 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Nov 21, 2005 |
| Last updated in NPPES | Jul 12, 2022 |
| Certified by provider | Jul 12, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 036.145032 | IL |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 3035 | IA |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 03035 | IA |
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) (IA); Practitioner - Cardiovascular Disease (Cardiology) (IL); Practitioner - Cardiovascular Disease (Cardiology) (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 86 |
|---|---|
| Services billed | 134 across 26 procedure codes |
| Paid by Medicare | $5,500 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,763 · 3,079 30-day fills |
|---|---|
| Patients | 346 |
| Total drug cost | $281,088 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Mahaska County HospitalBrooklyn, NY · 128 clinicians
Hospital affiliations
- Keokuk County Health CenterSigourney, IA
- Knoxville Hospital & ClinicsKnoxville, IA
- Mahaska Health PartnershipOskaloosa, IA
- Mercyone Des Moines Medical CenterDes Moines, IA
Industry payments (Open Payments)
- 2025$97.55 · 5 payments from 3 companies
- 2024$132.69 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $68.57 | 3 |
| Abbott Laboratories | $14.64 | 1 |
| E.R. Squibb & Sons, L.L.C. | $14.34 | 1 |
What the 2025 payments were for
- Food and Beverage$97.55 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 cardiologists in Springfield · All cardiologists in Illinois