Physician profile

Walter Ryan

Allergy & Immunology (Internal Medicine) · Nashua, NH

NPI 1073503843

$7,601.38

in general payments reported to CMS, 2019-2025

27 companies · $137 in 2025

The $137 reported for 2025 was less than what a typical Allergy & Immunology (Internal Medicine) provider received nationally (typical 2025 total: $681).

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$1,034.34
Education$25.00

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
Pharming Healthcare, INC. $2,396.75 2019-2023 Ruconest
Glaxosmithkline, LLC. $1,480.97 2019-2023 Trelegy Ellipta, Nucala
Astrazeneca Pharmaceuticals LP $951.38 2019-2024 Airsupra, Tezspire, Fasenra
Takeda Pharmaceuticals U.S.A., INC. $408.91 2020-2023 Hyqvia
Regeneron Healthcare Solutions, INC. $307.05 2019-2025 Dupixent
Optinose US, INC. $273.56 2019-2023
Boehringer Ingelheim Pharmaceuticals, INC. $253.43 2019-2022
Pfizer INC. $252.16 2019-2023
Genzyme Corporation $187.15 2019-2023
Incyte Corporation $174.99 2021-2022
Csl Behring $122.37 2019-2022
Genentech USA, INC. $116.03 2019-2023 Xolair
Alk-Abello, INC $110.54 2019-2022
Novartis Pharmaceuticals Corporation $89.40 2019-2023
Amgen INC. $88.82 2021-2023 Tezspire
Show all 27 companies
CompanyGeneral paymentsYearsTop products
Teva Pharmaceuticals USA, INC. $74.66 2019-2021
Biocryst US Sales Co., LLC $56.39 2021
Kaleo, INC. $46.11 2021
Shire North American Group INC $42.18 2019
Octapharma USA, INC. $28.62 2022
Aimmune Therapeutics, INC. $27.96 2021
Ionis Pharmaceuticals, INC. $25.00 2025
Horizon Therapeutics Plc $20.00 2020
Merck Sharp & Dohme LLC $18.49 2021
Sunovion Pharmaceuticals INC. $17.29 2019
Uswm, LLC $16.00 2021
Blueprint Medicines Corporation $15.17 2023 Ayvakit

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

Walter Ryan

$7,601.38

in general payments reported 2019-2025

Years
2019-2025
Top company
Pharming Healthcare, INC.
Context
The $137 reported for 2025 was less than what a typical Allergy & Immunology (Internal Medicine) provider received nationally (typical 2025 total: $681).

https://glasscript.com/doctor/93430/walter-ryan

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.