David Rex Hamilton, OD
NPI 1851315626ActiveIndividual· Ophthalmology· Los Angeles, CA
Ophthalmology (OD) in Los Angeles, California, licensed in CA, with an NPI issued in July 2006. In 2024 Medicare paid $101,509 for 229 patients, and Part D covered 266 of their prescriptions, 24% of them generic. Johnson & Johnson Surgical Vision, Inc. was the largest of 17 companies reporting payments in 2025, $19,727 in all, mostly consulting fees.
Overview
| NPI | 1851315626 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Jul 26, 2006 |
| Last updated in NPPES | Jun 1, 2020 |
| Certified by provider | Jun 1, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A69988 | 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 | 229 |
|---|---|
| Services billed | 838 across 31 procedure codes |
| Paid by Medicare | $101,509 |
Part D prescriptions in 2024
| Prescriptions (claims) | 266 · 400 30-day fills |
|---|---|
| Patients | 96 |
| Total drug cost | $110,647 |
| Generic share | 24% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Ophthalmology |
Industry payments (Open Payments)
- 2025$19,727 · 86 payments from 17 companies
- 2024$46,626 · 82 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Johnson & Johnson Surgical Vision, Inc. | $13,494 | 14 |
| Carl Zeiss Meditec, Inc. | $3,024 | 3 |
| Lensar, Inc. | $697.15 | 2 |
| Alcon Vision LLC | $530.24 | 12 |
| Sun Pharmaceutical Industries Inc. | $517.03 | 14 |
What the 2025 payments were for
- Consulting Fee$15,674 · 6 payments
- Food and Beverage$3,973 · 77 payments
- Honoraria$38.86 · 1 payment
- Gift$36.07 · 1 payment
- Education$5.18 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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