Abby Liu, M.D.
NPI 1437597499ActiveIndividual· Ophthalmology· Alameda, CA
Ophthalmology (M.D.) in Alameda, California, trained at Emory University School of Medicine (class of 2013). In 2024 Medicare paid $135,124 for 268 patients, and Part D covered 387 of their prescriptions, 49% of them generic. Bausch & Lomb Americas Inc. reported $18.75 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1437597499 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 11, 2013 |
| Last updated in NPPES | Aug 3, 2020 |
| Certified by provider | Aug 3, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A148630 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 268 |
|---|---|
| Services billed | 1,285 across 33 procedure codes |
| Paid by Medicare | $135,124 |
Part D prescriptions in 2024
| Prescriptions (claims) | 387 · 638 30-day fills |
|---|---|
| Patients | 116 |
| Total drug cost | $42,241 |
| Generic share | 49% of claims |
Education and affiliations
| Medical school | Emory University School of Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Ophthalmology |
Hospital affiliation
Industry payments (Open Payments)
- 2025$18.75 · 1 payment from 1 company
- 2024$21.55 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bausch & Lomb Americas Inc. | $18.75 | 1 |
What the 2025 payments were for
- Food and Beverage$18.75 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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