Lily Zhang
NPI 1043771850ActiveIndividual· Ophthalmology· Walnut Creek, CA
Ophthalmology in Walnut Creek, California, trained at University of Miami, Lm Miller School of Medicine (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $76,582 for 747 claims, against $47,099 paid for services in 2024. Glaukos Corporation was the largest of 12 companies reporting payments in 2025, $3,035 in all, mostly food and beverage.
Overview
| NPI | 1043771850 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 26, 2019 |
| Last updated in NPPES | Jan 7, 2026 |
| Certified by provider | Jan 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A196991 | CA |
| Ophthalmology, Cornea and External Diseases Specialist | 207WX0120X | A196991 | 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); Practitioner - Ophthalmology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 253 |
|---|---|
| Services billed | 465 across 36 procedure codes |
| Paid by Medicare | $47,099 |
Part D prescriptions in 2024
| Prescriptions (claims) | 747 · 1,152 30-day fills |
|---|---|
| Patients | 308 |
| Total drug cost | $76,582 |
| Generic share | 60% of claims |
Education and affiliations
| Medical school | University of Miami, Lm Miller School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Ophthalmology |
Medical group
- Northern California Cornea Associates IncOakland, CA · 6 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$3,035 · 46 payments from 12 companies
- 2024$954.73 · 16 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaukos Corporation | $1,664 | 10 |
| Alcon Vision LLC | $548.77 | 10 |
| Tarsus Pharmaceuticals, Inc. | $206.43 | 7 |
| Harrow Eye, LLC | $145.79 | 6 |
| Rxsight Inc | $141.82 | 2 |
What the 2025 payments were for
- Food and Beverage$1,785 · 45 payments
- Consulting Fee$1,250 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 53 ophthalmologists in Walnut Creek · All ophthalmologists in California