Physician profile

John Alva Simpson

Allergy & Immunology · Falls Church, VA

NPI 1417049347

$3,358.96

in general payments reported to CMS, 2019-2025

17 companies · none reported in 2025

Payments by year

General payments by program year, as reported to CMS.

Who reported paying

General payments only, as reported to CMS. Product names cover 2023-2025.

CompanyGeneral paymentsYearsTop products
Astrazeneca Pharmaceuticals LP $784.47 2019-2022
Regeneron Healthcare Solutions, INC. $513.76 2019-2022
Glaxosmithkline, LLC. $443.57 2019-2022
Optinose US, INC. $363.37 2019-2021
Genzyme Corporation $330.89 2019-2022
Kaleo, INC. $217.55 2019-2022
Pfizer INC. $155.09 2019-2021
Genentech USA, INC. $142.85 2019-2021
Novartis Pharmaceuticals Corporation $139.53 2020-2022
Alk-Abello, INC $79.16 2022
Boehringer Ingelheim Pharmaceuticals, INC. $62.08 2019-2022
Circassia INC. $29.00 2019
Aimmune Therapeutics, INC. $22.28 2021
Uswm, LLC $20.55 2021
Teva Pharmaceuticals USA, INC. $19.29 2021
Show all 17 companies
CompanyGeneral paymentsYearsTop products
Merck Sharp & Dohme LLC $18.46 2021
Leo Pharma INC. $17.06 2022

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Payment summary

John Alva Simpson

$3,358.96

in general payments reported 2019-2025

Years
2019-2022
Top company
Astrazeneca Pharmaceuticals LP

https://glasscript.com/doctor/109601/john-alva-simpson

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.