Physician profile

Shaker Barham

Gastroenterology (Internal Medicine) · Knoxville, TN

NPI 1366825077

$11,145.16

in general payments reported to CMS, 2019-2025

38 companies · $3,743 in 2025

The $3,743 reported for 2025 was more than what 89% of Gastroenterology (Internal Medicine) providers received nationally (typical 2025 total: $636).

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$4,509.09
Travel and Lodging$3,719.02
Education$105.50

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
Boston Scientific Corporation $4,446.64 2021-2025 Axios, Spyglass, Exalt Model D
Olympus Corporation of The Americas $2,254.51 2024-2025 Single Use Electrosurgical Knife Kd-655, Disposable Distal Attachment, Olympus
Abbvie INC. $1,497.70 2020-2025 Skyrizi, Rinvoq, Creon
Gilead Sciences, INC. $309.90 2019-2025
Lilly USA, LLC $252.80 2023-2025 Omvoh
Janssen Biotech, INC. $237.43 2023-2025 Tremfya, Stelara, Simponi
Madrigal Pharmaceuticals $204.96 2024-2025 Rezdiffra, Resmetirom
Amgen INC. $195.68 2025 Uplizna
Olympus America INC. $166.39 2022-2024 Visiglide, Endoclot Phs
Medtronic, INC. $155.50 2022-2023 Gi Genius, Prodigi
Lumendi LLC $147.00 2025
Eisai INC. $112.26 2020
Celgene Corporation $103.44 2023-2024 Zeposia
Alcresta Therapeutics, INC. $99.65 2023 Relizorb
Ardelyx, INC. $90.28 2022-2024 Ibsrela
Show all 38 companies
CompanyGeneral paymentsYearsTop products
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $89.61 2022-2024 Xifaxan
Takeda Pharmaceuticals U.S.A., INC. $88.23 2019-2023 Entyvio
Celltrion USA INC. $65.94 2023-2024 Yuflyma, Zymfentra
Genzyme Corporation $62.68 2022-2024
Phathom Pharmaceuticals, INC. $53.46 2024 Voquezna
Aimmune Therapeutics, INC. $50.12 2025 Zenpep
Intercept Pharmaceuticals, INC. $49.67 2023-2024 Ocaliva
Boehringer Ingelheim Pharmaceuticals, INC. $39.16 2023 Cyltezo
Regeneron Healthcare Solutions, INC. $38.62 2023 Dupixent
Merck Sharp & Dohme LLC $37.90 2023-2024 Dificid
Nestle Healthcare Nutrition INC. $36.19 2022-2023
Ferring Pharmaceuticals INC. $35.01 2023 Rebyota
Astrazeneca Pharmaceuticals LP $27.50 2024 Imfinzi
Pinnacle Biologics, INC $25.37 2024 Photofrin
Mauna Kea Technologies, INC. $23.95 2025
Vbi Vaccine (Delaware) INC. $23.72 2023 Prehevbrio
Novo Nordisk INC $20.13 2025 Wegovy
Organon LLC $19.54 2023 Hadlima
Braintree Laboratories, INC. $18.68 2024 Suflave, Sutab
Daiichi Sankyo INC. $18.35 2023 Injectafer
Pfizer INC. $17.35 2024
Capsovision, INC. $15.20 2024 Capsocam Plus
Axonics, INC. $14.64 2024 Axonics

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

Shaker Barham

$11,145.16

in general payments reported 2019-2025

Years
2019-2025
Top company
Boston Scientific Corporation
Context
The $3,743 reported for 2025 was more than what 89% of Gastroenterology (Internal Medicine) providers received nationally (typical 2025 total: $636).

https://glasscript.com/doctor/5706117/shaker-barham

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.