Physician profile

Gamaliel Immanuel

Gastroenterology (Internal Medicine) · Hempstead, NY

NPI 1598855231

$4,182.19

in general payments reported to CMS, 2019-2025

16 companies · $159 in 2025

The $159 reported for 2025 was less than what a typical Gastroenterology (Internal Medicine) provider 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$1,027.73

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
Abbvie INC. $1,383.33 2019-2025
Nestle Healthcare Nutrition INC. $1,092.05 2020-2023
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $417.76 2019-2022
Allergan, INC. $317.83 2019-2020
Cumberland Pharmaceuticals, INC. $153.68 2019-2021
Celgene Corporation $147.82 2021-2023 Zeposia
Qol Medical, LLC $145.65 2019-2023 Sucraid
Phathom Pharmaceuticals, INC. $143.80 2024-2025 Voquezna
Ironwood Pharmaceuticals, INC $119.33 2019-2024 Linzess
Ardelyx, INC. $85.39 2022-2024 Ibsrela
Exact Sciences Corporation $49.25 2024 Cologuard Collection Kit
Alfasigma USA, INC. $39.18 2020-2021
Redhill Biopharma INC. $33.68 2020
Intra-Sana Laboratories $18.88 2022
Ipsen Biopharmaceuticals, INC $18.73 2024 Iqirvo
Show all 16 companies
CompanyGeneral paymentsYearsTop products
Evoke Pharma, INC. $15.83 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

Gamaliel Immanuel

$4,182.19

in general payments reported 2019-2025

Years
2019-2025
Top company
Abbvie INC.
Context
The $159 reported for 2025 was less than what a typical Gastroenterology (Internal Medicine) provider received nationally (typical 2025 total: $636).

https://glasscript.com/doctor/118086/gamaliel-immanuel

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.