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

JENCHEN YANG

Allopathic & Osteopathic Physicians Internal Medicine Cardiovascular Disease

NPI
1912084534
CMS profile
359282
Location
DIAMOND BAR, CA

General Payments · PY2018–2024

$34,388.10

  • Reported across 522 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$3,437.59

44 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
Consulting Fee $2,025.00 1
Food and Beverage $1,254.49 41
Travel and Lodging $147.25 1
Education $10.85 1

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $25,922.24 182
PY2019 $1,872.66 126
PY2020 $550.55 32
PY2021 $854.60 48
PY2022 $997.39 56
PY2023 $753.07 34
PY2024 $3,437.59 44

Payment records · PY2024 (44)

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
E.R. Squibb & Sons, L.L.C. $23.19 10/16/2024 Food and Beverage Undisputed 01/23/2026 1101815711 CMS
Edwards Lifesciences Corporation $33.32 02/14/2024 Food and Beverage Undisputed 01/23/2026 1138871353 CMS
Esperion Therapeutics, Inc. $25.00 03/18/2024 Food and Beverage Undisputed 01/23/2026 1129460586 CMS
Esperion Therapeutics, Inc. $27.77 08/26/2024 Food and Beverage Undisputed 01/23/2026 1129460588 CMS
Esperion Therapeutics, Inc. $23.86 09/23/2024 Food and Beverage Undisputed 01/23/2026 1129460590 CMS
Janssen Pharmaceuticals, Inc $17.75 04/24/2024 Food and Beverage Undisputed 01/23/2026 1077922993 CMS
Lilly USA, LLC $30.63 04/11/2024 Food and Beverage Undisputed 01/23/2026 1135012101 CMS
Merck Sharp & Dohme LLC $26.17 01/31/2024 Food and Beverage Undisputed 01/23/2026 1141628955 CMS
Merck Sharp & Dohme LLC $25.50 04/22/2024 Food and Beverage Undisputed 01/23/2026 1141628963 CMS
Merck Sharp & Dohme LLC $28.71 05/29/2024 Food and Beverage Undisputed 01/23/2026 1141628953 CMS
Merck Sharp & Dohme LLC $10.85 08/14/2024 Education Undisputed 01/23/2026 1141628949 CMS
Merck Sharp & Dohme LLC $20.84 08/14/2024 Food and Beverage Undisputed 01/23/2026 1141628951 CMS
Merck Sharp & Dohme LLC $23.77 09/09/2024 Food and Beverage Undisputed 01/23/2026 1141847789 CMS
Merck Sharp & Dohme LLC $22.70 10/28/2024 Food and Beverage Undisputed 01/23/2026 1141628965 CMS
Merck Sharp & Dohme LLC $20.98 12/09/2024 Food and Beverage Undisputed 01/23/2026 1141628961 CMS
Novartis Pharmaceuticals Corporation $23.34 01/10/2024 Food and Beverage Undisputed 01/23/2026 1087389240 CMS
Novartis Pharmaceuticals Corporation $19.18 03/06/2024 Food and Beverage Undisputed 01/23/2026 1087389242 CMS
Novartis Pharmaceuticals Corporation $13.94 04/15/2024 Food and Beverage Undisputed 01/23/2026 1087389248 CMS
Novartis Pharmaceuticals Corporation $33.47 05/01/2024 Food and Beverage Undisputed 01/23/2026 1087389246 CMS
Novartis Pharmaceuticals Corporation $83.90 05/02/2024 Food and Beverage Undisputed 01/23/2026 1087389244 CMS
Novartis Pharmaceuticals Corporation $2,025.00 05/03/2024 Consulting Fee Undisputed 01/23/2026 1087389258 CMS
Novartis Pharmaceuticals Corporation $122.28 05/03/2024 Food and Beverage Undisputed 01/23/2026 1087389260 CMS
Novartis Pharmaceuticals Corporation $26.53 05/20/2024 Food and Beverage Undisputed 01/23/2026 1087389250 CMS
Novartis Pharmaceuticals Corporation $29.97 06/17/2024 Food and Beverage Undisputed 01/23/2026 1087389252 CMS
Novartis Pharmaceuticals Corporation $6.35 07/03/2024 Food and Beverage Undisputed 01/23/2026 1087389254 CMS
Novartis Pharmaceuticals Corporation $22.31 07/17/2024 Food and Beverage Undisputed 01/23/2026 1087389262 CMS
Novartis Pharmaceuticals Corporation $27.82 10/09/2024 Food and Beverage Undisputed 01/23/2026 1087389264 CMS
Novartis Pharmaceuticals Corporation $122.98 11/01/2024 Food and Beverage Undisputed 01/23/2026 1087389268 CMS
Novartis Pharmaceuticals Corporation $25.73 11/04/2024 Food and Beverage Undisputed 01/23/2026 1087389266 CMS
Novo Nordisk Inc $16.95 07/30/2024 Food and Beverage Undisputed 01/23/2026 1097157106 CMS
PFIZER INC. $25.33 02/07/2024 Food and Beverage Undisputed 01/23/2026 1131054670 CMS
Philips North America LLC $16.69 05/03/2024 Food and Beverage Undisputed 01/23/2026 1146892375 CMS
Philips North America LLC $22.81 05/03/2024 Food and Beverage Undisputed 01/23/2026 1146892377 CMS
Philips North America LLC $147.25 05/06/2024 Travel and Lodging Undisputed 01/23/2026 1146892379 CMS
SANOFI-AVENTIS U.S. LLC $23.43 02/21/2024 Food and Beverage Undisputed 01/23/2026 1139590892 CMS
SANOFI-AVENTIS U.S. LLC $27.83 04/08/2024 Food and Beverage Undisputed 01/23/2026 1139590912 CMS
SANOFI-AVENTIS U.S. LLC $24.51 06/03/2024 Food and Beverage Undisputed 01/23/2026 1139590946 CMS
United Therapeutics Corporation $30.27 03/04/2024 Food and Beverage Undisputed 01/23/2026 1149451075 CMS
United Therapeutics Corporation $26.70 03/20/2024 Food and Beverage Undisputed 01/23/2026 1149465678 CMS
United Therapeutics Corporation $24.49 05/15/2024 Food and Beverage Undisputed 01/23/2026 1149449916 CMS
United Therapeutics Corporation $31.34 07/08/2024 Food and Beverage Undisputed 01/23/2026 1149468406 CMS
United Therapeutics Corporation $28.91 09/03/2024 Food and Beverage Undisputed 01/23/2026 1149470174 CMS
United Therapeutics Corporation $30.98 10/23/2024 Food and Beverage Undisputed 01/23/2026 1149457918 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $16.26 05/22/2024 Food and Beverage Undisputed 01/23/2026 1080625538 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

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

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