Francis Yu, M.D.
NPI 1184651283ActiveIndividual· Allergy & Immunology· Irvine, CA
Allergy & Immunology (M.D.) in Irvine, California, trained at State University of New York Downstate Medical Center (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $413,176 for 409 claims, against $11,696 paid for services in 2024. Genzyme Corporation was the largest of 16 companies reporting payments in 2025, $1,475 in all, mostly food and beverage.
Overview
| NPI | 1184651283 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 26, 2006 |
| Last updated in NPPES | Jun 16, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | A67106 | 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 - Allergy/Immunology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 34 |
|---|---|
| Services billed | 1,735 across 11 procedure codes |
| Paid by Medicare | $11,696 |
Part D prescriptions in 2024
| Prescriptions (claims) | 409 · 575 30-day fills |
|---|---|
| Patients | 76 |
| Total drug cost | $413,176 |
| Generic share | 52% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Allergy/Immunology |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$1,475 · 63 payments from 16 companies
- 2024$1,203 · 49 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $262.52 | 15 |
| Biocryst US Sales Co., LLC | $190.89 | 5 |
| Novartis Pharmaceuticals Corporation | $177.46 | 8 |
| Regeneron Healthcare Solutions, Inc. | $169.98 | 8 |
| Ionis Pharmaceuticals, Inc. | $138.95 | 6 |
What the 2025 payments were for
- Food and Beverage$1,451 · 62 payments
- Consulting Fee$24.36 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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