Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-06-30 View official record Methodology

Covered recipient · General Payments record

YOUSSEF ASSIOUN

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1639370919
CMS profile
165506
Location
SAINT LOUIS, MO

General Payments · PY2019–2025

$5,246.98

  • Reported across 211 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$738.86

32 records · 0 disputed

Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.

How these totals are calculated
  • The total is the sum of the General Payments records CMS published for the labeled program year(s), exactly as published. Nothing is estimated, weighted, or combined across categories.
  • General Payments only. Research and Ownership/Investment are separate datasets and are never summed with these figures; amounts are kept separate per program year.
  • Featured-page threshold (a presentation gate, not a judgment): records>=3 OR total>=100 (all years).
  • Methodology & Data — sourcing, labeling, and limitations.

By nature of payment

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $738.86 32

By paying entity

PY2025 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $551.39 26
PY2020 $156.12 10
PY2021 $154.79 4
PY2022 $958.32 33
PY2023 $911.32 50
PY2024 $1,776.18 56
PY2025 $738.86 32

Payment records · PY2025 (32)

Sorted by paying entity, then date · as published by CMS

Program year 2025 201920202021202220232024 Record-level detail is published for PY2025; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
ABBVIE INC. $18.72 03/25/2025 Food and Beverage Undisputed 06/30/2026 1201441017 CMS
ABBVIE INC. $20.27 04/25/2025 Food and Beverage Undisputed 06/30/2026 1201441019 CMS
ABBVIE INC. $12.17 06/19/2025 Food and Beverage Undisputed 06/30/2026 1201441021 CMS
ABBVIE INC. $19.77 10/23/2025 Food and Beverage Undisputed 06/30/2026 1201441023 CMS
ABBVIE INC. $31.35 11/14/2025 Food and Beverage Undisputed 06/30/2026 1201441025 CMS
ABBVIE INC. $19.77 11/17/2025 Food and Beverage Undisputed 06/30/2026 1201441027 CMS
ABBVIE INC. $14.49 12/02/2025 Food and Beverage Undisputed 06/30/2026 1201441029 CMS
Aimmune Therapeutics, Inc. $19.70 01/10/2025 Food and Beverage Undisputed 06/30/2026 1249672202 CMS
Aimmune Therapeutics, Inc. $17.50 02/18/2025 Food and Beverage Undisputed 06/30/2026 1249672198 CMS
Aimmune Therapeutics, Inc. $19.23 03/27/2025 Food and Beverage Undisputed 06/30/2026 1249672200 CMS
Ardelyx, Inc. $14.83 06/24/2025 Food and Beverage Undisputed 06/30/2026 1247832739 CMS
Ardelyx, Inc. $16.11 07/31/2025 Food and Beverage Undisputed 06/30/2026 1247832741 CMS
CapsoVision, Inc. $19.79 05/28/2025 Food and Beverage Undisputed 06/30/2026 1234947040 CMS
ERBE USA Inc $113.36 06/26/2025 Food and Beverage Undisputed 06/30/2026 1233331571 CMS
GENZYME CORPORATION $40.83 02/27/2025 Food and Beverage Undisputed 06/30/2026 1233696667 CMS
Gilead Sciences, Inc. $23.09 02/06/2025 Food and Beverage Undisputed 06/30/2026 1234493402 CMS
Gilead Sciences, Inc. $18.39 11/08/2025 Food and Beverage Undisputed 06/30/2026 1234545251 CMS
Gilead Sciences, Inc. $19.36 11/20/2025 Food and Beverage Undisputed 06/30/2026 1234534935 CMS
Janssen Biotech, Inc. $15.39 05/01/2025 Food and Beverage Undisputed 06/30/2026 1174972136 CMS
Madrigal Pharmaceuticals $17.59 10/07/2025 Food and Beverage Undisputed 06/30/2026 1248232762 CMS
Madrigal Pharmaceuticals $22.86 10/30/2025 Food and Beverage Undisputed 06/30/2026 1248232764 CMS
Novo Nordisk Inc $32.11 09/05/2025 Food and Beverage Undisputed 06/30/2026 1188935156 CMS
PFIZER INC. $19.13 09/04/2025 Food and Beverage Undisputed 06/30/2026 1230368623 CMS
PFIZER INC. $16.20 11/07/2025 Food and Beverage Undisputed 06/30/2026 1230657286 CMS
PFIZER INC. $17.62 11/21/2025 Food and Beverage Undisputed 06/30/2026 1231020735 CMS
PFIZER INC. $18.29 12/01/2025 Food and Beverage Undisputed 06/30/2026 1230985877 CMS
QOL Medical, LLC $19.63 01/09/2025 Food and Beverage Undisputed 06/30/2026 1184989206 CMS
QOL Medical, LLC $21.15 07/24/2025 Food and Beverage Undisputed 06/30/2026 1184989328 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.55 02/20/2025 Food and Beverage Undisputed 06/30/2026 1223862100 CMS
Takeda Pharmaceuticals U.S.A., Inc. $19.19 06/26/2025 Food and Beverage Undisputed 06/30/2026 1223850503 CMS
Takeda Pharmaceuticals U.S.A., Inc. $15.96 10/09/2025 Food and Beverage Undisputed 06/30/2026 1223825481 CMS
Takeda Pharmaceuticals U.S.A., Inc. $24.46 10/16/2025 Food and Beverage Undisputed 06/30/2026 1223892300 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

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