Physician profile

John E Markis

Cardiovascular Disease · Boston, MA

NPI 1649219635

$1,136.06

in general payments reported to CMS, 2019-2025

8 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$233.66

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
Glaxosmithkline, LLC. $215.40 2019
Astrazeneca Pharmaceuticals Lp $209.59 2020-2021
Pfizer INC. $121.90 2019
Esperion Therapeutics, INC. $121.77 2021
Novo Nordisk INC $117.70 2021
Bayer Healthcare Pharmaceuticals INC. $117.00 2023
Janssen Pharmaceuticals, INC $116.66 2023 Xarelto
Amgen INC. $116.04 2020

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 E Markis

$1,136.06

in general payments reported 2019-2025

Years
2019-2023
Top company
Glaxosmithkline, LLC.

https://glasscript.com/doctor/347041/john-e-markis

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.