Physician profile

Timothy G Tsui

Obstetrics & Gynecology · Los Angeles, CA

NPI 1578575791

$1,479.69

in general payments reported to CMS, 2019-2025

21 companies · $553 in 2025

The $553 reported for 2025 was more than what 82% of Obstetrics & Gynecology providers received nationally (typical 2025 total: $158).

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$1,240.21

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
Pfizer INC. $214.81 2023-2025
Exeltis, USA INC. $183.09 2023-2025 Slynd
Abbvie INC. $157.33 2019-2023 Lo Loestrin Fe
Sumitomo Pharma America, INC. $143.78 2023-2025 Myfembree, Gemtesa
Bayer Healthcare Pharmaceuticals INC. $102.84 2022-2025
Mayne Pharma Commercial LLC $92.08 2025
Evofem Biosciences, INC. $91.42 2021-2025 Phexxi, Solosec, Phexx
Coopersurgical, INC. $90.05 2020-2025 Paragard T 380a
Sage Therapeutics, LLC $65.14 2025 Zurzuvae
Agile Therapeutics, INC. $52.84 2023-2024 Twirla
Millicent US INC $40.65 2025 Intrarosa, Femlyv
Intuitive Surgical, INC. $40.00 2019
Aspira Women'S Health INC $39.93 2023 Ova1
Astellas Pharma US INC $34.26 2025 Veozah
Therapeuticsmd, INC. $30.46 2021-2022
Show all 21 companies
CompanyGeneral paymentsYearsTop products
Hologic Sales and Service, LLC $23.42 2024 Aptima
Myovant Sciences INC. $19.17 2022
Idorsia Pharmaceuticals US INC $18.28 2023 Quviviq
Alnylam Pharmaceuticals INC. $14.60 2023 Givlaari
Novo Nordisk INC $13.45 2024 Wegovy
Channel Medsystems, INC. $12.09 2022

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

Timothy G Tsui

$1,479.69

in general payments reported 2019-2025

Years
2019-2025
Top company
Pfizer INC.
Context
The $553 reported for 2025 was more than what 82% of Obstetrics & Gynecology providers received nationally (typical 2025 total: $158).

https://glasscript.com/doctor/1296439/timothy-g-tsui

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.