Ronald J. Wainz, M.D.
NPI 1447256839ActiveIndividual· Internal Medicine, Pulmonary Disease· Toledo, OH
Internal Medicine, Pulmonary Disease (M.D.) in Toledo, Ohio, trained at Washington University School of Medicine (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $3,132,874 for 3,289 claims, against $72,297 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 15 companies reporting payments in 2025, $868.01 in all, mostly food and beverage.
Overview
| NPI | 1447256839 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 22, 2005 |
| Last updated in NPPES | Nov 3, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 58375 | OH |
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 - Pulmonary Disease (MI); Practitioner - Pulmonary Disease (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 822 |
|---|---|
| Services billed | 2,201 across 26 procedure codes |
| Paid by Medicare | $72,297 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,289 · 4,919 30-day fills |
|---|---|
| Patients | 373 |
| Total drug cost | $3,132,874 |
| Generic share | 62% of claims |
Education and affiliations
| Medical school | Washington University School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Sleep Medicine |
| Telehealth | Offers telehealth |
Medical group
- Promedica Multi Specialty PhysiciansToledo, OH · 270 clinicians
Hospital affiliations
- Bay Park Community HospitalOregon, OH
- Fostoria Community HospitalFostoria, OH
- Promedica Charles and Virginia Hickman HospitalAdrian, MI
- Promedica Monroe Regional HospitalMonroe, MI
- Promedica Toledo HospitalToledo, OH
Industry payments (Open Payments)
- 2025$868.01 · 45 payments from 15 companies
- 2024$929.89 · 52 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $145.84 | 12 |
| Astrazeneca Pharmaceuticals LP | $136.21 | 10 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $127.50 | 2 |
| Baxter Healthcare | $84.91 | 2 |
| Insmed, Inc. | $69.34 | 4 |
What the 2025 payments were for
- Food and Beverage$868.01 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 32 pulmonologists in Toledo · All pulmonologists in Ohio