Vivienne Sinh Hau, M.D., PH.D.
NPI 1588850713ActiveIndividual· Ophthalmology· Riverside, CA
Ophthalmology (M.D., PH.D.) in Riverside, California, trained at University of Arizona College of Medicine (class of 2005). Part D covered 379 prescriptions written in 2024, 72% of them generic. Genentech USA, Inc. was the largest of 9 companies reporting payments in 2025, $1,092 in all, mostly food and beverage.
Overview
| NPI | 1588850713 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | Sep 21, 2007 |
| Last updated in NPPES | Dec 1, 2021 |
| Certified by provider | Dec 1, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | N3077 | TX |
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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 379 · 634 30-day fills |
|---|---|
| Patients | 91 |
| Total drug cost | $9,193 |
| Generic share | 72% of claims |
Education and affiliations
| Medical school | University of Arizona College of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Ophthalmology |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2025$1,092 · 16 payments from 9 companies
- 2024$1,081 · 12 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech USA, Inc. | $274.43 | 2 |
| Astellas Pharma US Inc | $221.21 | 4 |
| Apellis Pharmaceuticals, Inc. | $212.60 | 3 |
| Abbvie Inc. | $113.13 | 1 |
| Bausch & Lomb Americas Inc. | $95.43 | 2 |
What the 2025 payments were for
- Food and Beverage$1,092 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other ophthalmologists in Riverside
- 1124260880
- 1164484507
- 1174150122
- 1215913199
- 1437218021
- 1457732661
- 1740331636
- 1770042962
- 1992076517
- 1992325989
- 1992768345
- 1396721635
All 35 ophthalmologists in Riverside · All ophthalmologists in California