Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-01-23 View official record Methodology

Covered recipient · General Payments record

EUGENE J YOON

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1861618449
CMS profile
311288
Location
FULLERTON, CA

General Payments · PY2018–2024

$11,887.53

  • Reported across 604 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,756.18

78 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

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,756.18 78

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $1,251.35 54
PY2019 $1,924.82 108
PY2020 $1,085.81 70
PY2021 $2,293.34 114
PY2022 $1,601.08 70
PY2023 $1,974.95 110
PY2024 $1,756.18 78

Payment records · PY2024 (78)

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

Program year 2024 201820192020202120222023 Record-level detail is published for PY2024; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
ABBVIE INC. $8.47 01/23/2024 Food and Beverage Undisputed 01/23/2026 1106378816 CMS
ABBVIE INC. $28.90 02/05/2024 Food and Beverage Undisputed 01/23/2026 1106378818 CMS
ABBVIE INC. $125.00 02/07/2024 Food and Beverage Undisputed 01/23/2026 1106378820 CMS
ABBVIE INC. $9.42 03/06/2024 Food and Beverage Undisputed 01/23/2026 1106378822 CMS
ABBVIE INC. $16.50 03/06/2024 Food and Beverage Undisputed 01/23/2026 1106378824 CMS
ABBVIE INC. $5.00 03/29/2024 Food and Beverage Undisputed 01/23/2026 1106378826 CMS
ABBVIE INC. $11.70 04/09/2024 Food and Beverage Undisputed 01/23/2026 1106378828 CMS
ABBVIE INC. $5.89 05/01/2024 Food and Beverage Undisputed 01/23/2026 1106378830 CMS
ABBVIE INC. $3.98 05/08/2024 Food and Beverage Undisputed 01/23/2026 1106378832 CMS
ABBVIE INC. $7.46 05/21/2024 Food and Beverage Undisputed 01/23/2026 1106378834 CMS
ABBVIE INC. $15.10 06/25/2024 Food and Beverage Undisputed 01/23/2026 1106378836 CMS
ABBVIE INC. $4.68 07/16/2024 Food and Beverage Undisputed 01/23/2026 1106378838 CMS
ABBVIE INC. $4.37 07/18/2024 Food and Beverage Undisputed 01/23/2026 1106378840 CMS
ABBVIE INC. $16.09 07/23/2024 Food and Beverage Undisputed 01/23/2026 1106378842 CMS
ABBVIE INC. $13.20 08/07/2024 Food and Beverage Undisputed 01/23/2026 1106378844 CMS
ABBVIE INC. $13.54 08/28/2024 Food and Beverage Undisputed 01/23/2026 1106378846 CMS
ABBVIE INC. $4.02 09/09/2024 Food and Beverage Undisputed 01/23/2026 1106378848 CMS
ABBVIE INC. $8.87 09/11/2024 Food and Beverage Undisputed 01/23/2026 1106378850 CMS
ABBVIE INC. $5.29 09/24/2024 Food and Beverage Undisputed 01/23/2026 1106378852 CMS
ABBVIE INC. $25.13 09/24/2024 Food and Beverage Undisputed 01/23/2026 1106378854 CMS
ABBVIE INC. $8.92 10/08/2024 Food and Beverage Undisputed 01/23/2026 1106378856 CMS
ABBVIE INC. $15.21 10/22/2024 Food and Beverage Undisputed 01/23/2026 1106378858 CMS
ABBVIE INC. $10.78 10/29/2024 Food and Beverage Undisputed 01/23/2026 1106378860 CMS
ABBVIE INC. $13.39 11/12/2024 Food and Beverage Undisputed 01/23/2026 1106378862 CMS
ABBVIE INC. $14.99 12/02/2024 Food and Beverage Undisputed 01/23/2026 1106378864 CMS
ABBVIE INC. $15.24 12/04/2024 Food and Beverage Undisputed 01/23/2026 1106378866 CMS
ABBVIE INC. $21.92 12/17/2024 Food and Beverage Undisputed 01/23/2026 1106378868 CMS
ALBIREO PHARMA, INC. $16.92 02/21/2024 Food and Beverage Undisputed 01/23/2026 1071126568 CMS
ALBIREO PHARMA, INC. $17.83 07/08/2024 Food and Beverage Undisputed 01/23/2026 1071126570 CMS
ALBIREO PHARMA, INC. $14.83 10/02/2024 Food and Beverage Undisputed 01/23/2026 1071126566 CMS
Ardelyx, Inc. $15.04 01/08/2024 Food and Beverage Undisputed 01/23/2026 1146715233 CMS
Ardelyx, Inc. $13.55 04/17/2024 Food and Beverage Undisputed 01/23/2026 1146715235 CMS
Ardelyx, Inc. $15.90 05/07/2024 Food and Beverage Undisputed 01/23/2026 1146715237 CMS
Ardelyx, Inc. $15.10 06/17/2024 Food and Beverage Undisputed 01/23/2026 1146715239 CMS
Ardelyx, Inc. $27.23 12/11/2024 Food and Beverage Undisputed 01/23/2026 1146715241 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $22.21 03/08/2024 Food and Beverage Undisputed 01/23/2026 1118195426 CMS
Celgene Corporation $22.09 02/09/2024 Food and Beverage Undisputed 01/23/2026 1101098210 CMS
Celgene Corporation $19.73 06/12/2024 Food and Beverage Undisputed 01/23/2026 1101098244 CMS
Celltrion USA Inc. $24.28 11/08/2024 Food and Beverage Undisputed 01/23/2026 1075860135 CMS
Enterra Medical, Inc. $165.76 03/20/2024 Food and Beverage Undisputed 01/23/2026 1154810802 CMS
GENZYME CORPORATION $31.81 01/29/2024 Food and Beverage Undisputed 01/23/2026 1139930575 CMS
GENZYME CORPORATION $10.09 04/02/2024 Food and Beverage Undisputed 01/23/2026 1139930597 CMS
GENZYME CORPORATION $25.54 06/05/2024 Food and Beverage Undisputed 01/23/2026 1139930625 CMS
GENZYME CORPORATION $24.34 06/17/2024 Food and Beverage Undisputed 01/23/2026 1139930631 CMS
GENZYME CORPORATION $19.23 08/16/2024 Food and Beverage Undisputed 01/23/2026 1139930653 CMS
GENZYME CORPORATION $24.28 10/28/2024 Food and Beverage Undisputed 01/23/2026 1139930673 CMS
GENZYME CORPORATION $29.60 12/02/2024 Food and Beverage Undisputed 01/23/2026 1139930697 CMS
GENZYME CORPORATION $30.67 12/20/2024 Food and Beverage Undisputed 01/23/2026 1139930705 CMS
Gilead Sciences, Inc. $22.25 01/10/2024 Food and Beverage Undisputed 01/23/2026 1133791903 CMS
Gilead Sciences, Inc. $24.74 03/06/2024 Food and Beverage Undisputed 01/23/2026 1133791905 CMS
Gilead Sciences, Inc. $25.55 04/26/2024 Food and Beverage Undisputed 01/23/2026 1133791907 CMS
Gilead Sciences, Inc. $25.60 08/28/2024 Food and Beverage Undisputed 01/23/2026 1133791909 CMS
Janssen Biotech, Inc. $16.01 02/28/2024 Food and Beverage Undisputed 01/23/2026 1078298703 CMS
Janssen Biotech, Inc. $22.25 06/03/2024 Food and Beverage Undisputed 01/23/2026 1078298523 CMS
Janssen Biotech, Inc. $22.95 12/05/2024 Food and Beverage Undisputed 01/23/2026 1078298631 CMS
Kestra Medical Technology Services, Inc. $23.78 10/18/2024 Food and Beverage Undisputed 01/23/2026 1152381938 CMS
Lilly USA, LLC $15.47 01/22/2024 Food and Beverage Undisputed 01/23/2026 1134970207 CMS
Lilly USA, LLC $21.03 06/11/2024 Food and Beverage Undisputed 01/23/2026 1136171902 CMS
Madrigal Pharmaceuticals $18.10 10/11/2024 Food and Beverage Undisputed 01/23/2026 1144186105 CMS
Medtronic, Inc. $23.15 03/22/2024 Food and Beverage Undisputed 01/23/2026 1119520716 CMS
PFIZER INC. $17.87 04/03/2024 Food and Beverage Undisputed 01/23/2026 1131581350 CMS
PFIZER INC. $24.38 05/24/2024 Food and Beverage Undisputed 01/23/2026 1131456788 CMS
PFIZER INC. $28.37 06/28/2024 Food and Beverage Undisputed 01/23/2026 1131491560 CMS
PFIZER INC. $25.28 09/30/2024 Food and Beverage Undisputed 01/23/2026 1131523295 CMS
Phathom Pharmaceuticals, Inc. $14.56 08/26/2024 Food and Beverage Undisputed 01/23/2026 1151141977 CMS
Phathom Pharmaceuticals, Inc. $18.49 11/06/2024 Food and Beverage Undisputed 01/23/2026 1151141979 CMS
QOL Medical, LLC $29.65 01/05/2024 Food and Beverage Undisputed 01/23/2026 1147725496 CMS
Regeneron Healthcare Solutions, Inc. $25.45 01/19/2024 Food and Beverage Undisputed 01/23/2026 1114259588 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $18.47 03/26/2024 Food and Beverage Undisputed 01/23/2026 1153696137 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $13.43 05/14/2024 Food and Beverage Undisputed 01/23/2026 1153577633 CMS
Takeda Pharmaceuticals U.S.A., Inc. $7.80 01/17/2024 Food and Beverage Undisputed 01/23/2026 1137701210 CMS
Takeda Pharmaceuticals U.S.A., Inc. $1.80 01/17/2024 Food and Beverage Undisputed 01/23/2026 1137701212 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.76 04/15/2024 Food and Beverage Undisputed 01/23/2026 1137701214 CMS
Takeda Pharmaceuticals U.S.A., Inc. $31.04 04/17/2024 Food and Beverage Undisputed 01/23/2026 1137701216 CMS
Takeda Pharmaceuticals U.S.A., Inc. $29.91 05/20/2024 Food and Beverage Undisputed 01/23/2026 1137701218 CMS
Takeda Pharmaceuticals U.S.A., Inc. $25.14 07/15/2024 Food and Beverage Undisputed 01/23/2026 1137701220 CMS
Takeda Pharmaceuticals U.S.A., Inc. $18.98 09/04/2024 Food and Beverage Undisputed 01/23/2026 1137701222 CMS
Takeda Pharmaceuticals U.S.A., Inc. $121.83 09/18/2024 Food and Beverage Undisputed 01/23/2026 1137701224 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-01-23
Program years on this page
2018, 2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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