Gregory Lund Chin, O.D.
NPI 1699763227ActiveIndividual· Optometrist· Seattle, WA
Optometrist (O.D.) in Seattle, Washington, trained at Pacific University - College of Optometry (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $788,976 for 1,686 claims, against $68,420 paid for services in 2024. Bausch & Lomb Americas Inc. was the largest of 8 companies reporting payments in 2025, $1,196 in all, mostly food and beverage.
Overview
| NPI | 1699763227 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Oct 7, 2005 |
| Last updated in NPPES | Oct 10, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 3283TX | WA |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 265 |
|---|---|
| Services billed | 1,273 across 22 procedure codes |
| Paid by Medicare | $68,420 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,686 · 2,412 30-day fills |
|---|---|
| Patients | 281 |
| Total drug cost | $788,976 |
| Generic share | 25% of claims |
Education and affiliations
| Medical school | Pacific University - College of Optometry |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Optometry |
Medical group
- Seattle Vision Clinic IncSeattle, WA · 2 clinicians
Industry payments (Open Payments)
- 2025$1,196 · 41 payments from 8 companies
- 2024$1,158 · 33 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bausch & Lomb Americas Inc. | $437.15 | 14 |
| Alcon Vision LLC | $376.97 | 12 |
| Tarsus Pharmaceuticals, Inc. | $167.06 | 6 |
| Sun Pharmaceutical Industries Inc. | $77.43 | 4 |
| Dompe US, Inc. | $66.70 | 2 |
What the 2025 payments were for
- Food and Beverage$1,196 · 41 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 264 optometrists in Seattle · All optometrists in Washington