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

KWOK-LEUNG CHUNG

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1760490627
CMS profile
171359
Location
MONTEREY PARK, CA

General Payments · PY2018–2024

$71,516.73

  • Reported across 600 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,145.58

50 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 $1,145.58 50

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $13,227.11 84
PY2019 $17,418.06 81
PY2020 $10,400.40 85
PY2021 $12,593.06 106
PY2022 $9,449.18 106
PY2023 $7,283.34 88
PY2024 $1,145.58 50

Payment records · PY2024 (50)

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. $25.77 01/18/2024 Food and Beverage Undisputed 01/23/2026 1103472977 CMS
ABBVIE INC. $24.90 05/16/2024 Food and Beverage Undisputed 01/23/2026 1103472979 CMS
ABBVIE INC. $25.07 06/04/2024 Food and Beverage Undisputed 01/23/2026 1103472981 CMS
ABBVIE INC. $20.47 07/09/2024 Food and Beverage Undisputed 01/23/2026 1103472983 CMS
ABBVIE INC. $22.73 08/13/2024 Food and Beverage Undisputed 01/23/2026 1103472985 CMS
AIMMUNE THERAPEUTICS, INC. $29.98 05/23/2024 Food and Beverage Undisputed 01/23/2026 1147024370 CMS
AIMMUNE THERAPEUTICS, INC. $26.74 07/30/2024 Food and Beverage Undisputed 01/23/2026 1146988601 CMS
AIMMUNE THERAPEUTICS, INC. $29.15 11/02/2024 Food and Beverage Undisputed 01/23/2026 1146990411 CMS
Ardelyx, Inc. $20.70 01/16/2024 Food and Beverage Undisputed 01/23/2026 1146675882 CMS
Ardelyx, Inc. $32.54 02/08/2024 Food and Beverage Undisputed 01/23/2026 1146675884 CMS
Ardelyx, Inc. $25.24 03/14/2024 Food and Beverage Undisputed 01/23/2026 1146675886 CMS
Ardelyx, Inc. $28.27 05/14/2024 Food and Beverage Undisputed 01/23/2026 1146675888 CMS
Ardelyx, Inc. $22.40 06/18/2024 Food and Beverage Undisputed 01/23/2026 1146675890 CMS
Ardelyx, Inc. $27.74 07/23/2024 Food and Beverage Undisputed 01/23/2026 1146675892 CMS
Ardelyx, Inc. $24.75 08/27/2024 Food and Beverage Undisputed 01/23/2026 1146675894 CMS
Ardelyx, Inc. $20.44 10/01/2024 Food and Beverage Undisputed 01/23/2026 1146675896 CMS
Ardelyx, Inc. $28.63 11/05/2024 Food and Beverage Undisputed 01/23/2026 1146675898 CMS
Ardelyx, Inc. $25.53 12/05/2024 Food and Beverage Undisputed 01/23/2026 1146675900 CMS
Boston Scientific Corporation $29.00 01/30/2024 Food and Beverage Undisputed 01/23/2026 1092707172 CMS
Boston Scientific Corporation $21.15 02/22/2024 Food and Beverage Undisputed 01/23/2026 1092707170 CMS
Gilead Sciences, Inc. $5.61 01/02/2024 Food and Beverage Undisputed 01/23/2026 1133791161 CMS
Gilead Sciences, Inc. $16.14 01/02/2024 Food and Beverage Undisputed 01/23/2026 1133791163 CMS
Gilead Sciences, Inc. $19.93 01/31/2024 Food and Beverage Undisputed 01/23/2026 1133791165 CMS
Gilead Sciences, Inc. $7.24 02/13/2024 Food and Beverage Undisputed 01/23/2026 1133791167 CMS
Gilead Sciences, Inc. $28.31 03/08/2024 Food and Beverage Undisputed 01/23/2026 1133791169 CMS
Gilead Sciences, Inc. $7.32 03/12/2024 Food and Beverage Undisputed 01/23/2026 1133791171 CMS
Gilead Sciences, Inc. $9.83 03/19/2024 Food and Beverage Undisputed 01/23/2026 1133791173 CMS
Gilead Sciences, Inc. $20.28 03/29/2024 Food and Beverage Undisputed 01/23/2026 1133791175 CMS
Gilead Sciences, Inc. $33.79 05/28/2024 Food and Beverage Undisputed 01/23/2026 1133791177 CMS
Gilead Sciences, Inc. $19.85 07/19/2024 Food and Beverage Undisputed 01/23/2026 1133791179 CMS
Gilead Sciences, Inc. $9.00 09/03/2024 Food and Beverage Undisputed 01/23/2026 1133791181 CMS
Gilead Sciences, Inc. $24.38 10/03/2024 Food and Beverage Undisputed 01/23/2026 1133791183 CMS
Gilead Sciences, Inc. $20.20 10/15/2024 Food and Beverage Undisputed 01/23/2026 1133791185 CMS
Gilead Sciences, Inc. $28.84 10/24/2024 Food and Beverage Undisputed 01/23/2026 1133791187 CMS
Gilead Sciences, Inc. $24.06 11/14/2024 Food and Beverage Undisputed 01/23/2026 1133791189 CMS
Gilead Sciences, Inc. $27.08 12/03/2024 Food and Beverage Undisputed 01/23/2026 1133791191 CMS
IRONWOOD PHARMACEUTICALS, INC $24.11 03/05/2024 Food and Beverage Undisputed 01/23/2026 1153756629 CMS
IRONWOOD PHARMACEUTICALS, INC $25.06 05/21/2024 Food and Beverage Undisputed 01/23/2026 1153721226 CMS
IRONWOOD PHARMACEUTICALS, INC $26.07 08/01/2024 Food and Beverage Undisputed 01/23/2026 1153729772 CMS
IRONWOOD PHARMACEUTICALS, INC $22.98 12/09/2024 Food and Beverage Undisputed 01/23/2026 1153721229 CMS
Madrigal Pharmaceuticals $26.41 09/12/2024 Food and Beverage Undisputed 01/23/2026 1144163529 CMS
Madrigal Pharmaceuticals $28.79 10/30/2024 Food and Beverage Undisputed 01/23/2026 1144163531 CMS
Madrigal Pharmaceuticals $22.10 11/21/2024 Food and Beverage Undisputed 01/23/2026 1144163533 CMS
Phathom Pharmaceuticals, Inc. $29.83 02/08/2024 Food and Beverage Undisputed 01/23/2026 1151050151 CMS
Phathom Pharmaceuticals, Inc. $20.05 03/19/2024 Food and Beverage Undisputed 01/23/2026 1151050153 CMS
Phathom Pharmaceuticals, Inc. $21.73 06/06/2024 Food and Beverage Undisputed 01/23/2026 1151050155 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $20.95 06/19/2024 Food and Beverage Undisputed 01/23/2026 1153625763 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $21.49 10/23/2024 Food and Beverage Undisputed 01/23/2026 1153498631 CMS
VIVUS LLC $22.97 01/26/2024 Food and Beverage Undisputed 01/23/2026 1129415148 CMS
VIVUS LLC $19.98 03/26/2024 Food and Beverage Undisputed 01/23/2026 1129415150 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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