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

KAI CHUN SUNG

Allopathic & Osteopathic Physicians Internal Medicine Clinical Cardiac Electrophysiology

NPI
1366491441
CMS profile
243696
Location
MESA, AZ

General Payments · PY2019–2025

$7,453.51

  • Reported across 95 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$2,608.29

24 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
Travel and Lodging $1,517.01 5
Food and Beverage $1,091.28 19

By paying entity

PY2025 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $227.70 5
PY2020 $149.64 2
PY2021 $121.55 5
PY2022 $1,980.37 19
PY2023 $1,654.59 25
PY2024 $711.37 15
PY2025 $2,608.29 24

Payment records · PY2025 (24)

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 $16.13 02/19/2025 Food and Beverage Undisputed 06/30/2026 1240762563 CMS
Abbott Laboratories $530.97 02/20/2025 Travel and Lodging Undisputed 06/30/2026 1241086859 CMS
Abbott Laboratories $9.02 02/20/2025 Travel and Lodging Undisputed 06/30/2026 1241093856 CMS
Abbott Laboratories $190.10 04/07/2025 Food and Beverage Undisputed 06/30/2026 1240780578 CMS
Abbott Laboratories $109.79 04/07/2025 Food and Beverage Undisputed 06/30/2026 1240780912 CMS
Abbott Laboratories $50.25 04/07/2025 Food and Beverage Undisputed 06/30/2026 1240781050 CMS
Abbott Laboratories $84.89 04/07/2025 Food and Beverage Undisputed 06/30/2026 1240781062 CMS
Abbott Laboratories $49.16 04/07/2025 Food and Beverage Undisputed 06/30/2026 1240781320 CMS
Abbott Laboratories $509.62 04/07/2025 Travel and Lodging Undisputed 06/30/2026 1241087763 CMS
Abbott Laboratories $234.77 04/07/2025 Travel and Lodging Undisputed 06/30/2026 1241087807 CMS
Abbott Laboratories $232.63 04/07/2025 Travel and Lodging Undisputed 06/30/2026 1241087931 CMS
Abbott Laboratories $4.87 05/07/2025 Food and Beverage Undisputed 06/30/2026 1240651221 CMS
Abbott Laboratories $51.47 08/01/2025 Food and Beverage Undisputed 06/30/2026 1240754731 CMS
Abbott Laboratories $128.61 08/01/2025 Food and Beverage Undisputed 06/30/2026 1240754733 CMS
Abbott Laboratories $16.81 10/01/2025 Food and Beverage Undisputed 06/30/2026 1241059582 CMS
ABIOMED $105.89 02/24/2025 Food and Beverage Undisputed 06/30/2026 1174388053 CMS
Biosense Webster, Inc. $155.46 05/28/2025 Food and Beverage Undisputed 06/30/2026 1173995097 CMS
Biosense Webster, Inc. $9.93 12/08/2025 Food and Beverage Undisputed 06/30/2026 1173995487 CMS
CARDIVA MEDICAL, INC. $14.85 07/11/2025 Food and Beverage Undisputed 06/30/2026 1227278889 CMS
CARDIVA MEDICAL, INC. $17.36 10/16/2025 Food and Beverage Undisputed 06/30/2026 1227278891 CMS
Inspire Medical Systems, Inc. $14.91 04/02/2025 Food and Beverage Undisputed 06/30/2026 1251512616 CMS
Kestra Medical Technology Services, Inc. $27.96 01/09/2025 Food and Beverage Undisputed 06/30/2026 1248815575 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $24.17 08/15/2025 Food and Beverage Undisputed 06/30/2026 1173649906 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $18.67 10/24/2025 Food and Beverage Undisputed 06/30/2026 1186253521 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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