Thampi John, M.D.
NPI 1043244122ActiveIndividual· Internal Medicine, Cardiovascular Disease· Fresno, CA
Internal Medicine, Cardiovascular Disease (M.D.) with Saint Agnes Medical Center and 1 other group, practicing in Fresno, California. Their prescriptions cost Medicare Part D more than their services did: $561,225 for 2,602 claims, against $365,883 paid for services in 2024. Abbott Laboratories was the largest of 12 companies reporting payments in 2025, $3,182 in all, mostly food and beverage. Lists Adventist Health Reedley and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1043244122 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 11, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | A52031 | CA |
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) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 765 |
|---|---|
| Services billed | 2,945 across 68 procedure codes |
| Paid by Medicare | $365,883 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,602 · 5,709 30-day fills |
|---|---|
| Patients | 465 |
| Total drug cost | $561,225 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical groups
- Saint Agnes Medical CenterFresno, CA · 58 clinicians
- Fresno Community Hospital and Medical CenterFresno, CA · 54 clinicians
Hospital affiliations
- Adventist Health ReedleyReedley, CA
- Clovis Community Medical CenterClovis, CA
- Community Regional Medical CenterFresno, CA
- Saint Agnes Medical CenterFresno, CA
Industry payments (Open Payments)
- 2025$3,182 · 73 payments from 12 companies
- 2024$3,412 · 89 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $796.45 | 21 |
| Atricure, Inc. | $737.85 | 7 |
| Medtronic, Inc. | $599.77 | 13 |
| Cardiva Medical, Inc. | $229.84 | 13 |
| Boston Scientific Corporation | $193.18 | 8 |
What the 2025 payments were for
- Food and Beverage$2,931 · 71 payments
- Travel and Lodging$251.17 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other cardiologists in Fresno
- 1245388412
- 1366825630
- 1396162525
- 1396714937
- 1457643298
- 1487183638
- 1487649943
- 1508835463
- 1538189501
- 1538579370
- 1588603369
- 1598795429
All 49 cardiologists in Fresno · All cardiologists in California