Christopher Riordan, MD
NPI 1972509560ActiveIndividual· Thoracic Surgery (Cardiothoracic Vascular Surgery)· Toledo, OH
Thoracic Surgery (Cardiothoracic Vascular Surgery) (MD) in Toledo, Ohio, trained at University of Connecticut School of Medicine (class of 1989). 135 Medicare patients in 2024, $151,953 paid; all of their 110 Part D prescriptions were generic. Atricure, Inc. reported $24.09 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1972509560 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 28, 2005 |
| Last updated in NPPES | Nov 3, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Primary | 208G00000X | 35.072563 | OH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Thoracic Surgery (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 135 |
|---|---|
| Services billed | 394 across 34 procedure codes |
| Paid by Medicare | $151,953 |
Part D prescriptions in 2024
| Prescriptions (claims) | 110 · 111 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $477.84 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Connecticut School of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Thoracic Surgery |
| Secondary specialties | General Surgery |
Medical group
- Promedica Central PhysiciansToledo, OH · 785 clinicians
Hospital affiliations
- Bay Park Community HospitalOregon, OH
- Memorial HospitalFremont, OH
- Promedica Charles and Virginia Hickman HospitalAdrian, MI
- Promedica Toledo HospitalToledo, OH
- Wood County HospitalBowling Green, OH
Other facilities
- Elara CaringHome health agency · Jackson, MI
- Elara CaringHome health agency · Toledo, OH
- Med1care, LLCHome health agency · Findlay, OH
- Ohioans Home Healthcare, IncHome health agency · Perrysburg, OH
Industry payments (Open Payments)
- 2025$24.09 · 1 payment from 1 company
- 2024$99.96 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Atricure, Inc. | $24.09 | 1 |
What the 2025 payments were for
- Food and Beverage$24.09 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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