Physician profile

John Patrick Willoughby

Pulmonary Disease · Shelby Twp, MI

NPI 1962847533

$2,713.90

in general payments reported to CMS, 2019-2025

26 companies · $736 in 2025

The $736 reported for 2025 was more than what a typical Pulmonary Disease provider received nationally (typical 2025 total: $500).

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$1,684.28

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 $812.62 2019-2025 Airsupra, Fasenra, Breztri
Glaxosmithkline, LLC. $407.30 2021-2025 Nucala, Trelegy Ellipta, Arexvy
Regeneron Healthcare Solutions, INC. $208.27 2022-2025 Dupixent
Boehringer Ingelheim Pharmaceuticals, INC. $206.59 2019-2025 Spiriva Respimat, Ofev, Jascayd
Genzyme Corporation $122.67 2019-2022
Insmed, INC. $121.07 2022-2025 Brinsupri, Arikayce
Mylan Specialty L.P. $105.61 2019-2024 Yupelri
Harmony Biosciences LLC $98.15 2022-2024
Actelion Pharmaceuticals US, INC. $67.32 2023-2024 Opsumit, Uptravi
Ethicon INC. $62.87 2024 Monarch Platform
United Therapeutics Corporation $62.59 2021-2023 Tyvaso
Jazz Pharmaceuticals INC. $55.61 2021-2025
Takeda Pharmaceuticals U.S.A., INC. $55.22 2022-2025 Glassia
Philips North America LLC $53.88 2025 Vest Therapy Und
Electromed, INC. $51.82 2022-2025 Smartvest
Show all 26 companies
CompanyGeneral paymentsYearsTop products
Viatris Specialty LLC $30.88 2025 Yupelri
Janssen Pharmaceuticals, INC $30.02 2022
Genentech USA, INC. $29.43 2020-2023 Xolair
Grifols USA, LLC $22.51 2024 Prolastin-C Liquid
Ani Pharmaceuticals, INC. $21.23 2025 Purified Cortrophin Gel
Shire North American Group INC $16.92 2019
Melinta Therapeutics, LLC $16.05 2019
Lilly USA, LLC $14.45 2025 Zepbound
Resmed Corp $14.22 2023
Tactile Systems Technology INC $13.32 2022
Merck Sharp & Dohme LLC $13.28 2024

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

John Patrick Willoughby

$2,713.90

in general payments reported 2019-2025

Years
2019-2025
Top company
Astrazeneca Pharmaceuticals LP
Context
The $736 reported for 2025 was more than what a typical Pulmonary Disease provider received nationally (typical 2025 total: $500).

https://glasscript.com/doctor/4216681/john-patrick-willoughby

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.

Watch this doctor

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.