Physician profile

Young J Ko

Internal Medicine · Lancaster, CA

NPI 1639277130

$8,744.82

in general payments reported to CMS, 2019-2025

14 companies · $7,873 in 2025

The $7,873 reported for 2025 was more than what 98% 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)
Education$7,057.48
Travel and Lodging$812.98
Food and Beverage$208.22

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
Intuitive Surgical, INC. $7,945.12 2021-2025
Glaxosmithkline, LLC. $173.20 2019
Penumbra, INC. $133.83 2023 Indigo System
Genentech USA, INC. $110.53 2019-2020
Insmed, INC. $83.44 2020-2025 Arikayce, Brinsupri
Sunovion Pharmaceuticals INC. $64.15 2019
Merck Sharp & Dohme LLC $60.18 2019-2020
Sanofi-Aventis U.S. LLC $57.48 2023
Allergan, INC. $39.73 2019-2020
Csl Behring $35.80 2019
Boehringer Ingelheim Pharmaceuticals, INC. $14.04 2024 Ofev
Gilead Sciences, INC. $13.68 2022
Astrazeneca Pharmaceuticals LP $11.14 2021
United Therapeutics Corporation $2.50 2021

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

Young J Ko

$8,744.82

in general payments reported 2019-2025

Years
2019-2025
Top company
Intuitive Surgical, INC.
Context
The $7,873 reported for 2025 was more than what 98% of Internal Medicine providers received nationally (typical 2025 total: $156).

https://glasscript.com/doctor/300632/young-j-ko

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.