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

RAINBOW CHUNG-OU

Allopathic & Osteopathic Physicians Family Medicine

NPI
1811282650
CMS profile
585505
Location
CHINO, CA

General Payments · PY2019–2025

$3,108.29

  • Reported across 149 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$920.59

43 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 $920.59 43

By paying entity

PY2025 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $64.56 4
PY2020 $296.92 14
PY2021 $490.55 24
PY2022 $352.15 17
PY2023 $423.57 23
PY2024 $559.95 24
PY2025 $920.59 43

Payment records · PY2025 (43)

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
Abbott Laboratories $21.89 12/09/2025 Food and Beverage Undisputed 06/30/2026 1240999504 CMS
Amgen Inc. $28.96 06/02/2025 Food and Beverage Undisputed 06/30/2026 1228307462 CMS
Amgen Inc. $25.86 08/04/2025 Food and Beverage Undisputed 06/30/2026 1228307458 CMS
Amgen Inc. $24.74 10/13/2025 Food and Beverage Undisputed 06/30/2026 1228307460 CMS
AstraZeneca Pharmaceuticals LP $33.18 02/27/2025 Food and Beverage Undisputed 06/30/2026 1206137438 CMS
AstraZeneca Pharmaceuticals LP $19.58 04/23/2025 Food and Beverage Undisputed 06/30/2026 1207065058 CMS
AstraZeneca Pharmaceuticals LP $15.64 07/21/2025 Food and Beverage Undisputed 06/30/2026 1206656560 CMS
AstraZeneca Pharmaceuticals LP $21.39 09/08/2025 Food and Beverage Undisputed 06/30/2026 1206283076 CMS
AstraZeneca Pharmaceuticals LP $20.04 10/27/2025 Food and Beverage Undisputed 06/30/2026 1206869302 CMS
AstraZeneca Pharmaceuticals LP $22.80 11/20/2025 Food and Beverage Undisputed 06/30/2026 1206734849 CMS
AstraZeneca Pharmaceuticals LP $7.75 12/18/2025 Food and Beverage Undisputed 06/30/2026 1206475217 CMS
Bayer Healthcare Pharmaceuticals Inc. $29.21 10/14/2025 Food and Beverage Undisputed 06/30/2026 1225497280 CMS
Bayer Healthcare Pharmaceuticals Inc. $26.82 12/12/2025 Food and Beverage Undisputed 06/30/2026 1225497282 CMS
Exact Sciences Corporation $21.91 03/03/2025 Food and Beverage Undisputed 06/30/2026 1235365328 CMS
GlaxoSmithKline, LLC. $27.35 06/26/2025 Food and Beverage Undisputed 06/30/2026 1191394152 CMS
GlaxoSmithKline, LLC. $18.66 08/11/2025 Food and Beverage Undisputed 06/30/2026 1190500848 CMS
Merck Sharp & Dohme LLC $18.15 01/09/2025 Food and Beverage Undisputed 06/30/2026 1238139741 CMS
Merck Sharp & Dohme LLC $18.50 03/27/2025 Food and Beverage Undisputed 06/30/2026 1238326984 CMS
Merck Sharp & Dohme LLC $21.00 05/01/2025 Food and Beverage Undisputed 06/30/2026 1238360471 CMS
Merck Sharp & Dohme LLC $21.54 09/09/2025 Food and Beverage Undisputed 06/30/2026 1238089977 CMS
Merck Sharp & Dohme LLC $23.06 12/04/2025 Food and Beverage Undisputed 06/30/2026 1238311732 CMS
PFIZER INC. $25.18 02/04/2025 Food and Beverage Undisputed 06/30/2026 1228890329 CMS
PFIZER INC. $24.07 07/08/2025 Food and Beverage Undisputed 06/30/2026 1229546717 CMS
PFIZER INC. $28.59 10/14/2025 Food and Beverage Undisputed 06/30/2026 1230367426 CMS
PFIZER INC. $26.36 10/24/2025 Food and Beverage Undisputed 06/30/2026 1230728882 CMS
PFIZER INC. $24.79 12/02/2025 Food and Beverage Undisputed 06/30/2026 1230958305 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $5.26 01/02/2025 Food and Beverage Undisputed 06/30/2026 1231984718 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $23.98 01/02/2025 Food and Beverage Undisputed 06/30/2026 1231984721 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $7.95 01/02/2025 Food and Beverage Undisputed 06/30/2026 1231984723 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $15.65 01/02/2025 Food and Beverage Undisputed 06/30/2026 1231984726 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $16.16 01/02/2025 Food and Beverage Undisputed 06/30/2026 1231984728 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $21.50 04/14/2025 Food and Beverage Undisputed 06/30/2026 1231984730 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $16.19 05/19/2025 Food and Beverage Undisputed 06/30/2026 1231984734 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $10.62 06/30/2025 Food and Beverage Undisputed 06/30/2026 1231984736 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $6.42 06/30/2025 Food and Beverage Undisputed 06/30/2026 1231984739 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $8.28 07/21/2025 Food and Beverage Undisputed 06/30/2026 1231984742 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $9.62 07/21/2025 Food and Beverage Undisputed 06/30/2026 1231984744 CMS
SANOFI-AVENTIS U.S. LLC $36.86 03/17/2025 Food and Beverage Undisputed 06/30/2026 1233323918 CMS
SANOFI-AVENTIS U.S. LLC $37.12 04/22/2025 Food and Beverage Undisputed 06/30/2026 1233323930 CMS
Verona Pharma, Inc. $27.28 05/05/2025 Food and Beverage Undisputed 06/30/2026 1233798677 CMS
Verona Pharma, Inc. $27.88 05/30/2025 Food and Beverage Undisputed 06/30/2026 1233798663 CMS
Verona Pharma, Inc. $30.15 07/14/2025 Food and Beverage Undisputed 06/30/2026 1233798574 CMS
Xeris Pharmaceuticals, Inc. $22.65 02/24/2025 Food and Beverage Undisputed 06/30/2026 1250172414 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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