Daniel C. Yau, MD
NPI 1437218021ActiveIndividual· Ophthalmology· Riverside, CA
Ophthalmology (MD) in Riverside, California, trained at Loma Linda University School of Medicine (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $82,973 for 1,968 claims, against $715.68 paid for services in 2024. Alcon Vision LLC was the largest of 2 companies reporting payments in 2024, $36.58 in all, mostly food and beverage.
Overview
| NPI | 1437218021 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 8, 2006 |
| Last updated in NPPES | Nov 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A54628 | 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 - Ophthalmology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 12 |
|---|---|
| Services billed | 13 across 6 procedure codes |
| Paid by Medicare | $715.68 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,968 · 4,424 30-day fills |
|---|---|
| Patients | 451 |
| Total drug cost | $82,973 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Ophthalmology |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2024$36.58 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $19.79 | 1 |
| Genentech USA, Inc. | $16.79 | 1 |
What the 2024 payments were for
- Food and Beverage$36.58 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 ophthalmologists in Riverside · All ophthalmologists in California