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

WILLIS KO

Allopathic & Osteopathic Physicians Internal Medicine Interventional Cardiology

NPI
1215465307
CMS profile
2848047
Location
MARYVILLE, IL

General Payments · PY2018–2024

$3,315.83

  • Reported across 66 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,115.60

31 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 $1,115.60 31

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $453.99 4
PY2020 $43.71 3
PY2021 $335.04 5
PY2022 $110.54 3
PY2023 $1,256.95 20
PY2024 $1,115.60 31

Payment records · PY2024 (31)

Sorted by paying entity, then date · as published by CMS

Program year 2024 20182020202120222023 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 $121.01 03/18/2024 Food and Beverage Undisputed 01/23/2026 1124904554 CMS
Abbott Laboratories $18.16 03/19/2024 Food and Beverage Undisputed 01/23/2026 1124904552 CMS
Abbott Laboratories $12.00 05/03/2024 Food and Beverage Undisputed 01/23/2026 1124904556 CMS
Abbott Laboratories $12.00 06/02/2024 Food and Beverage Undisputed 01/23/2026 1124904558 CMS
Amgen Inc. $24.32 11/07/2024 Food and Beverage Undisputed 01/23/2026 1115821452 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $27.27 10/02/2024 Food and Beverage Undisputed 01/23/2026 1117918947 CMS
Bolton Medical Inc $52.09 03/09/2024 Food and Beverage Undisputed 01/23/2026 1150745300 CMS
Boston Scientific Corporation $37.06 02/16/2024 Food and Beverage Undisputed 01/23/2026 1092565326 CMS
Inari Medical, Inc. $12.42 05/17/2024 Food and Beverage Undisputed 01/23/2026 1140122799 CMS
Inari Medical, Inc. $165.58 05/22/2024 Food and Beverage Undisputed 01/23/2026 1140122802 CMS
Inari Medical, Inc. $34.77 05/28/2024 Food and Beverage Undisputed 01/23/2026 1140122806 CMS
Janssen Pharmaceuticals, Inc $19.21 06/19/2024 Food and Beverage Undisputed 01/23/2026 1078009872 CMS
Medtronic, Inc. $16.43 01/10/2024 Food and Beverage Undisputed 01/23/2026 1117113885 CMS
Medtronic, Inc. $23.64 02/16/2024 Food and Beverage Undisputed 01/23/2026 1117113887 CMS
Medtronic, Inc. $26.69 02/19/2024 Food and Beverage Undisputed 01/23/2026 1117113889 CMS
Medtronic, Inc. $127.00 02/29/2024 Food and Beverage Undisputed 01/23/2026 1117113891 CMS
Medtronic, Inc. $119.71 05/22/2024 Food and Beverage Undisputed 01/23/2026 1117113893 CMS
Novartis Pharmaceuticals Corporation $23.22 11/19/2024 Food and Beverage Undisputed 01/23/2026 1087155350 CMS
PFIZER INC. $14.46 10/30/2024 Food and Beverage Undisputed 01/23/2026 1131527572 CMS
ShockWave Medical, Inc $9.58 02/05/2024 Food and Beverage Undisputed 01/23/2026 1152986696 CMS
ShockWave Medical, Inc $3.66 02/23/2024 Food and Beverage Undisputed 01/23/2026 1152986700 CMS
ShockWave Medical, Inc $4.48 03/05/2024 Food and Beverage Undisputed 01/23/2026 1152986698 CMS
ShockWave Medical, Inc $19.92 04/08/2024 Food and Beverage Undisputed 01/23/2026 1152982384 CMS
ShockWave Medical, Inc $4.96 04/22/2024 Food and Beverage Undisputed 01/23/2026 1152982382 CMS
ShockWave Medical, Inc $6.18 05/06/2024 Food and Beverage Undisputed 01/23/2026 1152976449 CMS
ShockWave Medical, Inc $3.85 05/06/2024 Food and Beverage Undisputed 01/23/2026 1152976451 CMS
ShockWave Medical, Inc $3.66 05/07/2024 Food and Beverage Undisputed 01/23/2026 1152976447 CMS
ShockWave Medical, Inc $15.03 05/10/2024 Food and Beverage Undisputed 01/23/2026 1152976441 CMS
ShockWave Medical, Inc $2.83 05/17/2024 Food and Beverage Undisputed 01/23/2026 1152976445 CMS
ShockWave Medical, Inc $4.32 05/20/2024 Food and Beverage Undisputed 01/23/2026 1152976443 CMS
ShockWave Medical, Inc $150.09 06/18/2024 Food and Beverage Undisputed 01/23/2026 1152978575 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, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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