John C. Tsai, M.D.
NPI 1003859091ActiveIndividual· Internal Medicine, Cardiovascular Disease· Canton, OH
Internal Medicine, Cardiovascular Disease (M.D.) in Canton, Ohio, trained at Ohio State University College of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $2,537,318 for 7,539 claims, against $86,828 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 11 companies reporting payments in 2025, $1,401 in all, mostly food and beverage.
Overview
| NPI | 1003859091 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 14, 2006 |
| Last updated in NPPES | Aug 2, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 35-05-9260-T | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,005 |
|---|---|
| Services billed | 1,963 across 42 procedure codes |
| Paid by Medicare | $86,828 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,539 · 16,531 30-day fills |
|---|---|
| Patients | 789 |
| Total drug cost | $2,537,318 |
| Generic share | 67% of claims |
Education and affiliations
| Medical school | Ohio State University College of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical groups
- Aultman Deuble Heart and Vascular Hospital, LLCCanton, OH · 112 clinicians
- Orrville Hospital FoundationDover, OH · 77 clinicians
- Aultman HospitalCanton, OH · 43 clinicians
- Health Professionals of Holmes County, Inc.Millersburg, OH · 41 clinicians
- The Union Hospital AssociationDover, OH · 15 clinicians
Hospital affiliations
- Aultman HospitalCanton, OH
- Aultman Orrville HospitalOrrville, OH
- Pomerene HospitalMillersburg, OH
- Union HospitalDover, OH
Industry payments (Open Payments)
- 2025$1,401 · 86 payments from 11 companies
- 2024$1,089 · 64 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $377.84 | 20 |
| Novartis Pharmaceuticals Corporation | $338.88 | 24 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $220.93 | 12 |
| Amgen Inc. | $138.15 | 13 |
| Astrazeneca Pharmaceuticals LP | $102.33 | 5 |
What the 2025 payments were for
- Food and Beverage$1,401 · 86 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Cardiovascular Disease providers in Canton
- 1568668200
- 1306495718
- 1114026226
- 1982168100
- 1508433392
- 1760825657
- 1851370894
- 1184952913
- 1710966759
- 1144209180
- 1679555890
- 1740253087
All Internal Medicine, Cardiovascular Disease providers in Ohio →