Physician profile

Mark Y Johnson

Gastroenterology (Internal Medicine) · Chula Vista, CA

NPI 1861421372

$1,414.03

in general payments reported to CMS, 2019-2025

16 companies · none reported in 2025

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$316.14

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. $277.82 2019-2022
Novo Nordisk INC $239.49 2022-2023 Wegovy
Boston Scientific Corporation $193.59 2019-2021
Cook Medical LLC $178.69 2019-2021
Mallinckrodt Hospital Products INC. $118.99 2023 Terlivaz
Janssen Biotech, INC. $117.27 2021
Braintree Laboratories, INC. $71.52 2021
Intercept Pharmaceuticals, INC. $60.00 2023 Ocaliva
Exelixis INC. $39.06 2019
Amag Pharmaceuticals, INC. $24.21 2021
Erbe USA INC $20.40 2019
Ferring Pharmaceuticals INC. $16.72 2023 Menopur
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $16.49 2020
Redhill Biopharma INC. $16.36 2020
Abbvie INC. $16.28 2022
Show all 16 companies
CompanyGeneral paymentsYearsTop products
Romark Laboratories, Lc $7.14 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 Y Johnson

$1,414.03

in general payments reported 2019-2025

Years
2019-2023
Top company
Gilead Sciences, INC.

https://glasscript.com/doctor/266316/mark-y-johnson

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.