TOPCON CORPORATION
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Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.
Centers for Medicare & Medicaid Services, Open Payments
These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.
Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state.
Payment records · PY2025
Date, newest first, then reporting company; values as published by CMS.
General Payments · PY2025 · All recipient types · CMS publication 2026-06-30
9 matching records · $20,561.80 reported total · 0 disputed
Nature of payment: All payment types
Records imported here (UTC).
CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.
Showing records 1–9 of 9.
| Recipient | Paying entity | Amount | Date | Nature of payment | Dispute status | Publication flags | Published | Record ID | Source |
|---|---|---|---|---|---|---|---|---|---|
| ROBERT N WEINREB Physician / non-physician practitioner | TOPCON CORPORATION | $179.62 | 10/29/2025 | Food and Beverage | No dispute reported | Delay: No Change: NEW | 06/30/2026 | 1249733251 | CMS |
| TAKASHI NISHIDA Physician / non-physician practitioner | TOPCON CORPORATION | $802.63 | 09/17/2025 | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | No dispute reported | Delay: No Change: NEW | 06/30/2026 | 1249733253 | CMS |
| TAKASHI NISHIDA Physician / non-physician practitioner | TOPCON CORPORATION | $355.88 | 09/17/2025 | Travel and Lodging | No dispute reported | Delay: No Change: NEW | 06/30/2026 | 1249733257 | CMS |
| TAKASHI NISHIDA Physician / non-physician practitioner | TOPCON CORPORATION | $1,173.67 | 09/14/2025 | Travel and Lodging | No dispute reported | Delay: No Change: NEW | 06/30/2026 | 1249733255 | CMS |
| DONALD ROBERT SANDERS Physician / non-physician practitioner | TOPCON CORPORATION | $4,300.00 | 08/06/2025 | Royalty or License | No dispute reported | Delay: No Change: NEW | 06/30/2026 | 1249733243 | CMS |
| KENNETH JOSEPH HOFFER Physician / non-physician practitioner | TOPCON CORPORATION | $860.00 | 08/06/2025 | Royalty or License | No dispute reported | Delay: No Change: NEW | 06/30/2026 | 1249733247 | CMS |
| DONALD ROBERT SANDERS Physician / non-physician practitioner | TOPCON CORPORATION | $8,200.00 | 02/07/2025 | Royalty or License | No dispute reported | Delay: No Change: NEW | 06/30/2026 | 1249733241 | CMS |
| KENNETH JOSEPH HOFFER Physician / non-physician practitioner | TOPCON CORPORATION | $1,640.00 | 02/07/2025 | Royalty or License | No dispute reported | Delay: No Change: NEW | 06/30/2026 | 1249733245 | CMS |
| HANNA F SHAMMAS Physician / non-physician practitioner | TOPCON CORPORATION | $3,050.00 | 02/07/2025 | Royalty or License | No dispute reported | Delay: No Change: NEW | 06/30/2026 | 1249733249 | CMS |
Practitioner overview · all loaded program years
17 providers listed 63 records General Payments
General Payments to practitioners — all loaded program years
- Category: General Payments
- Program years: 2019, 2020, 2021, 2022, 2023, 2024, 2025
- Record count: 63
- Providers listed: 17
Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.
Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
Coverage: program years 2019–2025, General Payments only, reported to physicians and non-physician practitioners. Payments to teaching hospitals are not included in these practitioner figures. Each figure is labeled with its category and program year; categories are never combined.
Practitioner payments by program year
| Program year | Reported | Records | Providers | Detail |
|---|---|---|---|---|
| PY2019 | $24,946.83 | 15 | 2 | This company in PY2019 → |
| PY2020 | $68.19 | 2 | 2 | This company in PY2020 → |
| PY2021 | $1,500.00 | 1 | 1 | This company in PY2021 → |
| PY2022 | $16,856.97 | 7 | 4 | This company in PY2022 → |
| PY2023 | $39,591.91 | 18 | 4 | This company in PY2023 → |
| PY2024 | $25,190.22 | 11 | 9 | This company in PY2024 → |
| PY2025 | $20,561.80 | 9 | 5 | This company in PY2025 → |
By recipient specialty (6)
Sorted by name; identical names by identifier.
Allopathic & Osteopathic Physicians 3 specialties 11 providers
Eye and Vision Services Providers 3 specialties 6 providers
Providers listed (17)
Sorted by name; identical names by identifier.
| Provider | Specialty | State | Records reported by this company |
|---|---|---|---|
| DAVID SARRAF | Allopathic & Osteopathic Physicians|Ophthalmology | CA | 1 |
| DONALD ROBERT SANDERS | Allopathic & Osteopathic Physicians|Ophthalmology | IL | 9 |
| ERIC E SCHMIDT | Eye and Vision Services Providers|Optometrist|Low Vision Rehabilitation | NC | 1 |
| HANNA F SHAMMAS | Allopathic & Osteopathic Physicians|Ophthalmology | CA | 4 |
| IAN BEN GADDIE | Eye and Vision Services Providers|Optometrist|Corneal and Contact Management | KY | 1 |
| JACK L SCHAEFFER | Eye and Vision Services Providers|Optometrist | AL | 1 |
| JACQUE L DUNCAN | Allopathic & Osteopathic Physicians|Ophthalmology | CA | 1 |
| KELLY K NICHOLS | Eye and Vision Services Providers|Optometrist | AL | 1 |
| KENNETH JOSEPH HOFFER | Allopathic & Osteopathic Physicians|Ophthalmology | CA | 8 |
| MARK S BLUMENKRANZ | Allopathic & Osteopathic Physicians|Ophthalmology | CA | 1 |
| MICHAEL D ABRAMOFF | Allopathic & Osteopathic Physicians|Ophthalmology | IA | 3 |
| MURRAY FINGERET | Eye and Vision Services Providers|Optometrist | NY | 1 |
| NADIA WAHEED | Allopathic & Osteopathic Physicians|Ophthalmology|Uveitis and Ocular Inflammatory Disease | MA | 13 |
| PAUL M KARPECKI | Eye and Vision Services Providers|Optometrist | KY | 1 |
| RICHARD FREDERICK SPAIDE | Allopathic & Osteopathic Physicians|Ophthalmology | NY | 12 |
| ROBERT N WEINREB | Allopathic & Osteopathic Physicians|Ophthalmology | CA | 2 |
| TAKASHI NISHIDA | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | IL | 3 |