Chenn-Yow Fuh, M.D.
NPI 1740245026ActiveIndividual· Internal Medicine, Cardiovascular Disease· Merced, CA
Internal Medicine, Cardiovascular Disease (M.D.) with Merced Hospitalist Medical Group Inc, practicing in Merced, California. Their prescriptions cost Medicare Part D more than their services did: $669,658 for 3,044 claims, against $307,738 paid for services in 2024. Actelion Pharmaceuticals US, Inc. was the largest of 5 companies reporting payments in 2025, $362.10 in all, mostly food and beverage. Lists Mercy Medical Center as a hospital affiliation.
Overview
| NPI | 1740245026 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 19, 2006 |
| Last updated in NPPES | Aug 21, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | A38829 | 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 | 584 |
|---|---|
| Services billed | 5,029 across 25 procedure codes |
| Paid by Medicare | $307,738 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,044 · 6,686 30-day fills |
|---|---|
| Patients | 255 |
| Total drug cost | $669,658 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 1975 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Merced Hospitalist Medical Group IncMerced, CA · 38 clinicians
Hospital affiliation
- Mercy Medical CenterMerced, CA
Other facilities
- Mercy Home CareHome health agency · Merced, CA
Industry payments (Open Payments)
- 2025$362.10 · 13 payments from 5 companies
- 2024$313.70 · 13 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Actelion Pharmaceuticals US, Inc. | $109.01 | 1 |
| Novo Nordisk Inc | $96.47 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $85.81 | 6 |
| Glaxosmithkline, LLC. | $54.17 | 4 |
| Novartis Pharmaceuticals Corporation | $16.64 | 1 |
What the 2025 payments were for
- Food and Beverage$362.10 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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