Physician profile

Matthew E Schaefer

Nephrology (Internal Medicine) · San Antonio, TX

NPI 1346205648

$46,121.38

in general payments reported to CMS, 2019-2025

41 companies · $969 in 2025

The $969 reported for 2025 was more than what 77% of Nephrology (Internal Medicine) providers 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$3,259.80
Acquisitions$2,899.43
Education$30.49

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
Ge Healthcare $24,978.00 2019
Medtronic, INC. $15,582.13 2021-2023 Ellipsys Vascular Access System
Astrazeneca Pharmaceuticals Lp $943.61 2019-2025 Farxiga, Lokelma
Otsuka America Pharmaceutical, INC. $597.25 2019-2025 Jynarque
Mallinckrodt Hospital Products INC. $497.71 2020-2023 Acthar
Daiichi Sankyo INC. $468.51 2019-2025 Injectafer
Aurinia Pharma U.S., INC. $379.87 2022-2024 Lupkynis
Vifor Pharma, INC. $271.93 2020-2024 Veltassa, Korsuva
Mallinckrodt Enterprises LLC $222.04 2019
Travere Therapeutics, INC. $219.88 2019-2025
Glaxosmithkline, LLC. $182.99 2022-2025 Benlysta, Shingrix, Arexvy
Calliditas Therapeutics US INC. $173.21 2022-2025 Tarpeyo
Opko Pharmaceuticals, LLC $163.72 2021-2025 Rayaldee
Amgen INC. $148.83 2019-2025 Tavneos, Krystexxa
Horizon Therapeutics Plc $138.97 2019-2023 Krystexxa
Show all 39 companies
CompanyGeneral paymentsYearsTop products
Cormedix INC. $113.04 2024 Defencath
Kyowa Kirin, INC. $107.90 2024-2025 Crysvita
Fresenius USA Marketing, INC. $99.70 2023-2024
Novartis Pharmaceuticals Corporation $96.39 2024-2025
Baxter Healthcare $94.44 2019
Akebia Therapeutics INC $68.82 2022-2024 Vafseo
Ardelyx, INC. $56.44 2023-2024 Ibsrela
Amicus Therapeutics, INC. $53.60 2019-2021
Genzyme Corporation $49.06 2025
Bayer Healthcare Pharmaceuticals INC. $43.63 2023-2024
Lilly USA, LLC $43.57 2022
Ani Pharmaceuticals, INC. $40.60 2024-2025 Purified Cortrophin Gel
Takeda Pharmaceuticals U.S.A., INC. $35.62 2022
Apellis Pharmaceuticals, INC. $31.17 2025
Boehringer Ingelheim Pharmaceuticals, INC. $30.69 2024 Jardiance
Otsuka Pharmaceutical Development & Commercialization, INC. $28.99 2023 Jynarque
Longeviti Neuro Solutions INC $28.60 2025 Clearfit
Pharmacosmos Therapeutics INC. $22.15 2025 Monoferric
Novo Nordisk INC $21.91 2025 Rybelsus, Ozempic
Chiesi USA, INC. $21.84 2025 Elfabrio
Outset Medical INC $21.22 2023
Hikma Pharmaceuticals USA $16.40 2019
Strongbridge US INC. $14.78 2019
Alexion Pharmaceuticals, INC. $12.17 2021

2 companies 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

Matthew E Schaefer

$46,121.38

in general payments reported 2019-2025

Years
2019-2025
Top company
Ge Healthcare
Context
The $969 reported for 2025 was more than what 77% of Nephrology (Internal Medicine) providers received nationally (typical 2025 total: $311).

https://glasscript.com/doctor/600488/matthew-e-schaefer

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.