Norman Hontin Liu, M.D.
NPI 1861492860ActiveIndividual· Ophthalmology· Garden Grove, CA
Ophthalmology (M.D.) in Garden Grove, California, trained at University of California, San Francisco School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $732,209 for 2,944 claims, against $172,544 paid for services in 2024. Alcon Vision LLC was the largest of 6 companies reporting payments in 2025, $384.87 in all, mostly food and beverage.
Overview
| NPI | 1861492860 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 1, 2005 |
| Last updated in NPPES | Jun 11, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A63593 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 651 |
|---|---|
| Services billed | 2,254 across 31 procedure codes |
| Paid by Medicare | $172,544 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,944 · 4,259 30-day fills |
|---|---|
| Patients | 487 |
| Total drug cost | $732,209 |
| Generic share | 43% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Ophthalmology |
Medical group
- Orange County Ophthalmology Medical Group.Garden Grove, CA · 4 clinicians
Industry payments (Open Payments)
- 2025$384.87 · 16 payments from 6 companies
- 2024$309.06 · 12 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $125.60 | 5 |
| Amgen Inc. | $91.71 | 4 |
| Oyster Point Pharma, Inc. | $56.54 | 2 |
| Rxsight Inc | $55.92 | 3 |
| Abbvie Inc. | $33.07 | 1 |
What the 2025 payments were for
- Food and Beverage$384.87 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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