Physician profile

Michael Y Sy

Neurology (Psychiatry & Neurology) · Irvine, CA

NPI 1376835629

$91,001.50

in general payments reported to CMS, 2019-2025

16 companies · $69K in 2025

The $69K reported for 2025 was more than what 97% of Neurology (Psychiatry & Neurology) providers received nationally (typical 2025 total: $454).

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)
Compensation For Services Other Than Consulting, Including Serving As Faculty Or As A Speaker At A Venue Other Than A Continuing Education Program$43,460.00
Consulting Fee$33,523.00
Travel and Lodging$5,134.37
Food and Beverage$4,285.73
Education$60.50

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
Alexion Pharmaceuticals, INC. $46,899.92 2022-2025 Ultomiris, Soliris
Genentech USA, INC. $13,794.96 2021-2025 Ocrevus, Ocrevus Zunovo
Astrazeneca Pharmaceuticals Lp $9,945.87 2023-2024 Evusheld, Flumist Quadrivalent
Amgen INC. $5,946.32 2024-2025 Uplizna
Ucb, INC. $4,474.03 2024-2025
Novartis Pharmaceuticals Corporation $3,411.78 2022-2025
Tg Therapeutics, INC. $2,154.35 2023-2025
Genentech, INC. $1,760.52 2019-2025 Ocrevus
E.R. Squibb & Sons, L.L.C. $1,280.00 2024
Biogen, INC. $699.19 2021-2025 Tysabri, Vumerity
Vanda Pharmaceuticals INC. $209.31 2024-2025 Ponvory
Celgene Corporation $144.37 2023-2025 Zeposia
Genzyme Corporation $143.24 2024-2025
Horizon Therapeutics Plc $120.11 2022
Therapeuticsmd, INC. $17.53 2019

1 company reported research payments only; those appear in the research section below.

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

Michael Y Sy

$91,001.50

in general payments reported 2019-2025

Years
2019-2025
Top company
Alexion Pharmaceuticals, INC.
Context
The $69K reported for 2025 was more than what 97% of Neurology (Psychiatry & Neurology) providers received nationally (typical 2025 total: $454).

https://glasscript.com/doctor/1389245/michael-y-sy

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.