Physician profile

Josiah To

Ophthalmology · Chicago, IL

NPI 1306575576

$3,391.80

in general payments reported to CMS, 2019-2025

13 companies · $1,262 in 2025

The $1,262 reported for 2025 was more than what 82% of Ophthalmology providers received nationally (typical 2025 total: $384).

Payments by year

General payments by program year, as reported to CMS.

What the payments were for

Nature of payment as categorized by the reporting companies: meals, consulting, travel, and so on.

View as a table
Payment typeAmount (2023-2025)
Food and Beverage$3,391.80

Payment-type detail covers 2023-2025; earlier years are included in totals but not broken out here.

Who reported paying

General payments only, as reported to CMS. Product names cover 2023-2025.

CompanyGeneral paymentsYearsTop products
New World Medical,INC. $782.82 2023-2025 Clearpath, Kahook Dual Blade, Ahmed Glaucoma Valve
Alcon Vision LLC $709.90 2024-2025 Clareon, Hydrus Microstent
Glaukos Corporation $699.96 2023-2025 Istent Trabecular Micro-Bypass System Model Is3, Istent Infinite, Idose
Amgen INC. $236.02 2024-2025 Tepezza
Abbvie INC. $222.32 2024-2025
Johnson & Johnson Surgical Vision, INC. $155.36 2023-2025 Tecnis Iol, Tecnis Simplicity, Tecnis Iol
Eyepoint US, INC. $137.59 2024
Genentech, INC. $132.83 2024
Regeneron Healthcare Solutions, INC. $120.89 2025 Eylea Hd
Apellis Pharmaceuticals, INC. $119.57 2023-2024 Syfovre
Sight Sciences, INC. $34.19 2025 Omni Surgical System
Dompe US, INC. $23.01 2024 Oxervate
Tarsus Pharmaceuticals, INC. $17.34 2024 Xdemvy

Drugs and devices associated with these payments

CMS records which products a payment was associated with, not how the money was allocated. Association is not allocation: one payment can be associated with several products, and a product listing does not mean the payment was made because of that product. Product detail covers 2023-2025.

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Payment summary

Josiah To

$3,391.80

in general payments reported 2019-2025

Years
2023-2025
Top company
New World Medical,INC.
Context
The $1,262 reported for 2025 was more than what 82% of Ophthalmology providers received nationally (typical 2025 total: $384).

https://glasscript.com/doctor/11345246/josiah-to

Source: CMS Open Payments, program years 2019-2025. Payments are legal and often routine.

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Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.