Physician profile

Thomas A Showalter

Internal Medicine · Oklahoma City, OK

NPI 1780853358

$810.27

in general payments reported to CMS, 2019-2025

12 companies · $451 in 2025

The $451 reported for 2025 was more than what a typical Internal Medicine provider received nationally (typical 2025 total: $156).

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$506.12
Education$101.20

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
Astrazeneca Pharmaceuticals LP $243.66 2019-2025
Galvanize Therapeutics, INC $176.58 2025 Aliya System
Sirtex Medical INC $134.13 2022
Pfizer INC. $53.34 2023-2025
Sumitomo Pharma America, INC. $47.86 2023-2024 Orgovyx
Abbvie INC. $41.53 2025
Merck Sharp & Dohme LLC $21.13 2025 Keytruda Qlex, Keytruda
Stemline Therapeutics INC. $20.81 2025 Orserdu
Pharmacyclics LLC, An Abbvie Company $20.67 2019
Genentech USA, INC. $19.81 2025 Polivy
Alexion Pharmaceuticals, INC. $19.61 2025 Ultomiris
Astellas Pharma US INC $11.14 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

Thomas A Showalter

$810.27

in general payments reported 2019-2025

Years
2019-2025
Top company
Astrazeneca Pharmaceuticals LP
Context
The $451 reported for 2025 was more than what a typical Internal Medicine provider received nationally (typical 2025 total: $156).

https://glasscript.com/doctor/171726/thomas-a-showalter

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.