Lorraine Yeung
NPI 1982379780ActiveIndividual· Optometrist· Pleasanton, CA
Optometrist with Gagnon Vision Medical Group Inc, practicing in Pleasanton, California. In 2024 Medicare paid $107,468 for 607 patients, and Part D covered 74 of their prescriptions, 64% of them generic. Bausch & Lomb Americas Inc. was the largest of 6 companies reporting payments in 2025, $590.69 in all, mostly food and beverage.
Overview
| NPI | 1982379780 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Aug 12, 2021 |
| Last updated in NPPES | Oct 11, 2022 |
| Certified by provider | Oct 11, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 34992 | 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 - Optometry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 607 |
|---|---|
| Services billed | 1,413 across 23 procedure codes |
| Paid by Medicare | $107,468 |
Part D prescriptions in 2024
| Prescriptions (claims) | 74 · 100 30-day fills |
|---|---|
| Patients | 42 |
| Total drug cost | $5,529 |
| Generic share | 64% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Optometry |
Medical group
- Gagnon Vision Medical Group IncLivermore, CA · 7 clinicians
Industry payments (Open Payments)
- 2025$590.69 · 21 payments from 6 companies
- 2024$395.48 · 12 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bausch & Lomb Americas Inc. | $250.23 | 8 |
| Sun Pharmaceutical Industries Inc. | $202.82 | 7 |
| Biotissue Holdings Inc. | $49.51 | 2 |
| Abbvie Inc. | $42.78 | 2 |
| Thea Pharma Inc. | $24.04 | 1 |
What the 2025 payments were for
- Food and Beverage$590.69 · 21 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 59 optometrists in Pleasanton · All optometrists in California