Physician profile

Stephen Lawler Hasak

Gastroenterology (Internal Medicine) · Saint Louis, MO

NPI 1184063562

$81,231.30

in general payments reported to CMS, 2019-2025

26 companies · $6,520 in 2025

The $6,520 reported for 2025 was more than what 91% of Gastroenterology (Internal Medicine) providers received nationally (typical 2025 total: $636).

See the full distribution for Gastroenterology (Internal Medicine)

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)
Travel and Lodging$4,452.59
Food and Beverage$4,347.13
Consulting Fee$3,010.00
Education$185.93

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
Cook Medical LLC $42,581.51 2019-2022
Boston Scientific Corporation $25,086.00 2019-2020
Conmed Corporation $4,706.27 2022-2025 Conmed Biliary, Conmed Generators, Conmed Dilation
Olympus Corporation of The Americas $3,392.69 2023-2024 Single Use Electrosurgical Knife Kd-655, Disposable Distal Attachment, Single Use Electrosurgical Hemostatic Forceps
Abbvie INC. $1,173.53 2021-2025
Janssen Biotech, INC. $1,172.68 2022-2025 Tremfya, Stelara
Gilead Sciences, INC. $726.00 2021-2025 Epclusa
Ambu INC. $390.46 2021-2022
Phathom Pharmaceuticals, INC. $354.35 2025 Voquezna
Janssen Scientific Affairs, LLC $239.19 2024 Stelara
Takeda Pharmaceuticals U.S.A., INC. $227.68 2023-2025 Gattex, Entyvio, Eohilia
Medtronic, INC. $161.95 2022
Intercept Pharmaceuticals, INC. $159.82 2022-2025
Mallinckrodt Hospital Products INC. $128.68 2023 Terlivaz
Covidien LP $108.18 2019
Show all 26 companies
CompanyGeneral paymentsYearsTop products
Ardelyx, INC. $106.14 2023-2025 Ibsrela
Celgene Corporation $95.06 2023-2024 Zeposia
Genzyme Corporation $82.67 2024-2025
Celltrion USA INC. $82.43 2024-2025 Vegzelma, Zymfentra
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $80.34 2022
Olympus America INC. $61.19 2021
Ferring Pharmaceuticals INC. $55.56 2022-2023 Rebyota, Clenpiq
Lilly USA, LLC $16.80 2025 Omvoh
Pfizer INC. $15.76 2021
Regeneron Healthcare Solutions, INC. $13.76 2024 Dupixent
Apollo Endosurgery US INC $12.60 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.

If you want to bring it up

Most clinicians are glad to talk about this. A respectful way in:

These are normal questions. A good clinician will welcome them.

Share this page

Payment summary

Stephen Lawler Hasak

$81,231.30

in general payments reported 2019-2025

Years
2019-2025
Top company
Cook Medical LLC
Context
The $6,520 reported for 2025 was more than what 91% of Gastroenterology (Internal Medicine) providers received nationally (typical 2025 total: $636).

https://glasscript.com/doctor/823736/stephen-lawler-hasak

Source: CMS Open Payments, program years 2019-2025. Payments are legal and often routine.

Keep an eye on this page

Get an email when the next June refresh changes this page. No account needed.

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.