Physician profile

John Onsek Lai

Internal Medicine · Daly City, CA

NPI 1457398406

$34,536.46

in general payments reported to CMS, 2019-2025

62 companies · $4,581 in 2025

The $4,581 reported for 2025 was more than what 97% of Internal Medicine providers received nationally (typical 2025 total: $156).

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$15,140.43
Education$1.77

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
Janssen Pharmaceuticals, INC $4,513.94 2019-2024 Xarelto
Boehringer Ingelheim Pharmaceuticals, INC. $4,311.21 2019-2025 Jardiance, Spiriva Respimat, Ofev
Astrazeneca Pharmaceuticals LP $4,178.64 2019-2025 Farxiga, Airsupra, Breztri
Novo Nordisk INC $2,321.83 2019-2025 Rybelsus, Ozempic, Wegovy
Lilly USA, LLC $1,870.33 2019-2025 Jardiance, Mounjaro, Zepbound
Bayer Healthcare Pharmaceuticals INC. $1,280.94 2021-2025
Glaxosmithkline, LLC. $1,137.85 2019-2025 Trelegy Ellipta, Arexvy, Shingrix
Cmp Pharma, INC. $1,105.87 2021-2025 Atorvaliq, Norliqva, Tadliq
Amgen INC. $1,103.64 2019-2025 Repatha, Otezla, Repatha
E.R. Squibb & Sons, L.L.C. $921.75 2019-2025 Eliquis, Camzyos
Zoll Services LLC (A/K/A Zoll Lifecor Corp) $912.82 2019-2024 Lifevest
Pfizer INC. $878.77 2019-2025
Novartis Pharmaceuticals Corporation $859.06 2019-2025
Gilead Sciences, INC. $793.09 2019-2025
Merck Sharp & Dohme LLC $732.99 2019-2025 Verquvo, Belsomra, Januvia
Show all 62 companies
CompanyGeneral paymentsYearsTop products
Avanir Pharmaceuticals, INC. $699.73 2019-2022
Abbvie INC. $689.11 2019-2025
Otsuka America Pharmaceutical, INC. $656.19 2022-2025 Rexulti, Nuedexta
Esperion Therapeutics, INC. $521.60 2020-2025 Nexletol
Astellas Pharma US INC $486.33 2019-2025 Veozah
Idorsia Pharmaceuticals US INC $448.47 2022-2024 Quviviq
Amarin Pharma, INC. $344.01 2019-2022
Sanofi-Aventis U.S. LLC $337.43 2019-2021
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $312.43 2019-2025 Xifaxan
Ironwood Pharmaceuticals, INC $229.06 2019-2024 Linzess
Eisai INC. $228.88 2020-2022
Biohaven Pharmaceutical Holding Company LTD. $226.38 2022
Xeris Pharmaceuticals, INC. $170.45 2022-2025 Gvoke Hypopen
Heartflow, INC. $148.31 2024-2025
Genzyme Corporation $147.92 2021-2024
Optinose US, INC. $128.42 2019-2024
Actelion Pharmaceuticals US, INC. $125.00 2019
Hikma Pharmaceuticals USA $120.51 2019-2020
Phathom Pharmaceuticals, INC. $118.61 2024-2025 Voquezna
Vanda Pharmaceuticals INC. $117.73 2022-2023 Fanapt, Hetlioz
Kowa Pharmaceuticals America, INC. $112.26 2024-2025 Zoryve
Ibsa Pharma INC. $109.58 2022-2023 Tirosint, Licart
Nestle Healthcare Nutrition INC. $99.67 2021-2022
Biohaven Pharmaceuticals, INC. $91.77 2021
Sanofi Pasteur INC. $88.10 2019-2025
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) $83.31 2024 Caplyta
Exact Sciences Corporation $60.71 2024-2025 Cologuard Collection Kit
Aimmune Therapeutics, INC. $53.55 2025 Zenpep
Allergan, INC. $52.16 2019-2020
Stryker Corporation $49.98 2025 Flowtriever Catheter, S, Ct Thrombectomy System Kit, Aequalis Perform
Dexcom, INC. $48.59 2024-2025 Dexcom G6 Transmitter
Seqirus USA INC $42.82 2022-2025 Fluad, Flucelvax
Amneal Pharmaceuticals LLC $42.71 2022-2024
Mannkind Corporation $42.61 2022-2023 Afrezza
Alexion Pharmaceuticals, INC. $41.97 2021-2022
Smith+Nephew, INC. $41.37 2024 Collagenase Santyl
Sunovion Pharmaceuticals INC. $40.84 2021
Daiichi Sankyo INC. $38.34 2019
Medtronic, INC. $38.14 2021
Madrigal Pharmaceuticals $29.09 2025 Rezdiffra
Rgh Enterprises LLC $26.03 2025
Regeneron Healthcare Solutions, INC. $23.88 2019
Sun Pharmaceutical Industries INC. $21.78 2019
Abbott Laboratories $21.52 2022
Takeda Pharmaceuticals U.S.A., INC. $21.31 2019
Genentech USA, INC. $20.64 2020
Janssen Biotech, INC. $14.43 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

John Onsek Lai

$34,536.46

in general payments reported 2019-2025

Years
2019-2025
Top company
Janssen Pharmaceuticals, INC
Context
The $4,581 reported for 2025 was more than what 97% of Internal Medicine providers received nationally (typical 2025 total: $156).

https://glasscript.com/doctor/66055/john-onsek-lai

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.