Physician profile

Derek D Mafong

Endocrinology, Diabetes & Metabolism · San Diego, CA

NPI 1699781633

$389.55

in general payments reported to CMS, 2019-2025

4 companies · $143 in 2025

The $143 reported for 2025 was less than what a typical Endocrinology, Diabetes & Metabolism provider received nationally (typical 2025 total: $506).

See the full distribution for Endocrinology, Diabetes & Metabolism

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$189.55

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
Neurocrine Biosciences, INC. $200.00 2019
Galderma Laboratories, L.P. $142.52 2025 Nemluvio
Irras USA, INC. $29.64 2023-2024
Acera Surgical, INC. $17.39 2023 Restrata Wound Matrix

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

Derek D Mafong

$389.55

in general payments reported 2019-2025

Years
2019-2025
Top company
Neurocrine Biosciences, INC.
Context
The $143 reported for 2025 was less than what a typical Endocrinology, Diabetes & Metabolism provider received nationally (typical 2025 total: $506).

https://glasscript.com/doctor/383128/derek-d-mafong

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.