Physician profile

Barrett L Chapin

Endocrinology, Diabetes & Metabolism · Springfield, MA

NPI 1629009493

$2,152.55

in general payments reported to CMS, 2019-2025

4 companies · none reported in 2025

See the full distribution for Endocrinology, Diabetes & Metabolism

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
Novo Nordisk INC $1,890.00 2020
Amgen INC. $134.19 2020
Medtronic Minimed, INC. $73.93 2019
Sanofi-Aventis U.S. LLC $54.43 2019

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Payment summary

Barrett L Chapin

$2,152.55

in general payments reported 2019-2025

Years
2019-2020
Top company
Novo Nordisk INC

https://glasscript.com/doctor/345486/barrett-l-chapin

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.