Alexander Leung, MD
NPI 1447593637ActiveIndividual· Thoracic Surgery (Cardiothoracic Vascular Surgery)· Loma Linda, CA
Thoracic Surgery (Cardiothoracic Vascular Surgery) (MD) with Faculty Physicians and Surgeons of Llusm, practicing in Loma Linda, California. 110 Medicare patients in 2024, $65,818 paid; nearly all of their 52 Part D prescriptions were generic (92%). Pinnacle Biologics, Inc was the largest of 6 companies reporting payments in 2025, $2,274 in all, mostly food and beverage. Lists Loma Linda University Medical Center as a hospital affiliation.
Overview
| NPI | 1447593637 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 5, 2013 |
| Last updated in NPPES | Sep 8, 2022 |
| Certified by provider | Sep 8, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Primary | 208G00000X | A172869 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Thoracic Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 110 |
|---|---|
| Services billed | 299 across 60 procedure codes |
| Paid by Medicare | $65,818 |
Part D prescriptions in 2024
| Prescriptions (claims) | 52 · 54 30-day fills |
|---|---|
| Patients | 25 |
| Total drug cost | $1,968 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Thoracic Surgery |
| Telehealth | Offers telehealth |
Medical group
- Faculty Physicians and Surgeons of LlusmLoma Linda, CA · 1,315 clinicians
Hospital affiliation
- Loma Linda University Medical CenterLoma Linda, CA
Industry payments (Open Payments)
- 2025$2,274 · 10 payments from 6 companies
- 2024$272.95 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pinnacle Biologics, Inc | $1,486 | 4 |
| Ethicon US, LLC | $183.63 | 2 |
| Atricure, Inc. | $155.61 | 1 |
| Edwards Lifesciences Corporation | $154.02 | 1 |
| Baxter Healthcare | $150.00 | 1 |
What the 2025 payments were for
- Food and Beverage$1,274 · 9 payments
- Consulting Fee$1,000 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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