Physician profile

Mark Wen Li

Gastroenterology (Internal Medicine) · Hacienda Heights, CA

NPI 1356375059

$10,390.14

in general payments reported to CMS, 2019-2025

27 companies · $1,238 in 2025

The $1,238 reported for 2025 was more than what a typical Gastroenterology (Internal Medicine) provider received nationally (typical 2025 total: $636).

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$2,589.79
Consulting Fee$175.00
Education$19.99

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
Gilead Sciences, INC. $3,279.28 2019-2025 Vemlidy
Astrazeneca Pharmaceuticals LP $1,681.05 2019-2025 Breztri
Amgen INC. $1,402.22 2019-2025 Prolia, Evenity, Prolia
Kowa Pharmaceuticals America, INC. $733.62 2019-2025 Livalo, Zoryve
Phathom Pharmaceuticals, INC. $528.32 2024-2025 Voquezna
Lilly USA, LLC $517.49 2019-2021
Abbvie INC. $424.36 2019-2020
Janssen Pharmaceuticals, INC $305.34 2019
Sunovion Pharmaceuticals INC. $270.83 2019-2022
Intercept Pharmaceuticals, INC. $226.89 2019-2025
Novo Nordisk INC $177.56 2025 Wegovy
Ipsen Biopharmaceuticals, INC $150.00 2024 Iqirvo
Zoll Services LLC (A/K/A Zoll Lifecor Corp) $94.42 2023 Lifevest
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $87.61 2019-2021
Astellas Pharma US INC $82.86 2019-2020
Show all 27 companies
CompanyGeneral paymentsYearsTop products
Redhill Biopharma INC. $70.23 2020-2021
Vivus LLC $61.19 2019
Braintree Laboratories, INC. $44.76 2021
Pfizer INC. $44.55 2022
Allergan, INC. $39.77 2020
Radius Health, INC. $35.00 2019
Takeda Pharmaceuticals U.S.A., INC. $33.79 2019
Ferring Pharmaceuticals INC. $26.19 2021
Neurelis, INC. $23.74 2023 Valtoco
Sun Pharmaceutical Industries INC. $19.45 2021
Arbor Pharmaceuticals, INC. $17.92 2020
Merck Sharp & Dohme LLC $11.70 2019

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

Mark Wen Li

$10,390.14

in general payments reported 2019-2025

Years
2019-2025
Top company
Gilead Sciences, INC.
Context
The $1,238 reported for 2025 was more than what a typical Gastroenterology (Internal Medicine) provider received nationally (typical 2025 total: $636).

https://glasscript.com/doctor/106265/mark-wen-li

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.