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

KARL T SUN

Allopathic & Osteopathic Physicians Internal Medicine Cardiovascular Disease

NPI
1235131061
CMS profile
191423
Location
LA MESA, CA

General Payments · PY2018–2024

$4,454.16

  • Reported across 232 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$451.10

26 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 $451.10 26

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $497.56 33
PY2019 $673.85 37
PY2020 $410.24 23
PY2021 $614.50 35
PY2022 $952.63 36
PY2023 $854.28 42
PY2024 $451.10 26

Payment records · PY2024 (26)

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
Abbott Laboratories $45.67 09/05/2024 Food and Beverage Undisputed 01/23/2026 1124912592 CMS
Amgen Inc. $19.24 05/29/2024 Food and Beverage Undisputed 01/23/2026 1111718835 CMS
AstraZeneca Pharmaceuticals LP $14.44 04/08/2024 Food and Beverage Undisputed 01/23/2026 1105459167 CMS
BIOTRONIK INC. $16.44 04/22/2024 Food and Beverage Undisputed 01/23/2026 1145793204 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $14.22 04/09/2024 Food and Beverage Undisputed 01/23/2026 1117925614 CMS
Janssen Pharmaceuticals, Inc $22.32 01/18/2024 Food and Beverage Undisputed 01/23/2026 1077927323 CMS
Janssen Pharmaceuticals, Inc $20.46 02/22/2024 Food and Beverage Undisputed 01/23/2026 1077927545 CMS
Janssen Pharmaceuticals, Inc $22.68 04/10/2024 Food and Beverage Undisputed 01/23/2026 1077927363 CMS
Kestra Medical Technology Services, Inc. $32.97 04/14/2024 Food and Beverage Undisputed 01/23/2026 1152376173 CMS
Kiniksa Pharmaceuticals International, plc $20.74 02/05/2024 Food and Beverage Undisputed 01/23/2026 1154863675 CMS
Novartis Pharmaceuticals Corporation $19.86 01/03/2024 Food and Beverage Undisputed 01/23/2026 1087274595 CMS
Novartis Pharmaceuticals Corporation $15.33 01/29/2024 Food and Beverage Undisputed 01/23/2026 1087274589 CMS
Novartis Pharmaceuticals Corporation $20.22 02/07/2024 Food and Beverage Undisputed 01/23/2026 1087274591 CMS
Novartis Pharmaceuticals Corporation $3.13 02/22/2024 Food and Beverage Undisputed 01/23/2026 1087274599 CMS
Novartis Pharmaceuticals Corporation $22.93 02/26/2024 Food and Beverage Undisputed 01/23/2026 1087274601 CMS
Novartis Pharmaceuticals Corporation $1.42 03/13/2024 Food and Beverage Undisputed 01/23/2026 1087274603 CMS
Novartis Pharmaceuticals Corporation $24.62 03/27/2024 Food and Beverage Undisputed 01/23/2026 1087274605 CMS
Novartis Pharmaceuticals Corporation $6.50 04/08/2024 Food and Beverage Undisputed 01/23/2026 1087274597 CMS
Novartis Pharmaceuticals Corporation $15.76 04/23/2024 Food and Beverage Undisputed 01/23/2026 1087274609 CMS
Novartis Pharmaceuticals Corporation $3.50 05/06/2024 Food and Beverage Undisputed 01/23/2026 1087274611 CMS
Novartis Pharmaceuticals Corporation $22.68 05/21/2024 Food and Beverage Undisputed 01/23/2026 1087274615 CMS
Novartis Pharmaceuticals Corporation $6.19 07/22/2024 Food and Beverage Undisputed 01/23/2026 1087274619 CMS
Novartis Pharmaceuticals Corporation $3.70 11/04/2024 Food and Beverage Undisputed 01/23/2026 1087274621 CMS
Novartis Pharmaceuticals Corporation $9.40 12/20/2024 Food and Beverage Undisputed 01/23/2026 1087274623 CMS
Philips North America LLC $26.24 02/14/2024 Food and Beverage Undisputed 01/23/2026 1146888690 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $20.44 05/20/2024 Food and Beverage Undisputed 01/23/2026 1080638120 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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