Physician profile

Karo Torosian

Nephrology (Internal Medicine) · La Jolla, CA

NPI 1275822082

$1,255.85

in general payments reported to CMS, 2019-2025

17 companies · $44.63 in 2025

The $44.63 reported for 2025 was less than what a typical Nephrology (Internal Medicine) provider received nationally (typical 2025 total: $311).

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$76.45
Education$17.92

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 $283.32 2019-2022
Nxstage Medical, INC. $202.18 2022-2025 Nxstage System One, Liberty Select Cycler
Vifor Pharma, INC. $146.07 2019-2022
Akebia Therapeutics INC $131.60 2019
Amgen INC. $114.67 2019-2021
Aurinia Pharma U.S., INC. $63.46 2021-2022
Opko Pharmaceuticals, LLC $60.52 2020-2022
Bayer Healthcare Pharmaceuticals INC. $59.51 2021-2022
Fresenius USA Marketing, INC. $46.15 2019-2021
Veloxis Pharmaceuticals, INC. $41.67 2019-2020
Mallinckrodt Enterprises LLC $31.21 2019
Alexion Pharmaceuticals, INC. $22.28 2019
Otsuka America Pharmaceutical, INC. $21.20 2019
Boston Scientific Corporation $14.09 2019
Calliditas Therapeutics US INC. $13.60 2023 Tarpeyo
Show all 16 companies
CompanyGeneral paymentsYearsTop products
Travere Therapeutics, INC. $4.32 2023-2025 Filspari

1 company reported research payments only; those appear in the research section below.

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

Karo Torosian

$1,255.85

in general payments reported 2019-2025

Years
2019-2025
Top company
Astrazeneca Pharmaceuticals LP
Context
The $44.63 reported for 2025 was less than what a typical Nephrology (Internal Medicine) provider received nationally (typical 2025 total: $311).

https://glasscript.com/doctor/1289641/karo-torosian

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.