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

DIMITRIOS KOUDOUMAS

Allopathic & Osteopathic Physicians Thoracic Surgery (Cardiothoracic Vascular Surgery)

NPI
1639456767
CMS profile
524072
Location
GREAT FALLS, MT

General Payments · PY2018–2024

$12,324.22

  • Reported across 172 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,974.40

46 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 $1,883.97 45
Travel and Lodging $90.43 1

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $3,195.48 35
PY2019 $2,466.74 24
PY2020 $792.26 6
PY2021 $1,987.40 23
PY2022 $792.14 13
PY2023 $1,115.80 25
PY2024 $1,974.40 46

Payment records · PY2024 (46)

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 $70.00 05/16/2024 Food and Beverage Undisputed 01/23/2026 1125165776 CMS
Abbott Laboratories $33.29 11/25/2024 Food and Beverage Undisputed 01/23/2026 1125165778 CMS
ABIOMED $10.67 01/19/2024 Food and Beverage Undisputed 01/23/2026 1142213510 CMS
ABIOMED $22.07 01/19/2024 Food and Beverage Undisputed 01/23/2026 1142213512 CMS
ABIOMED $85.80 06/11/2024 Food and Beverage Undisputed 01/23/2026 1142213586 CMS
ABIOMED $89.50 07/18/2024 Food and Beverage Undisputed 01/23/2026 1142213650 CMS
ABIOMED $74.11 07/18/2024 Food and Beverage Undisputed 01/23/2026 1142213652 CMS
ABIOMED $11.81 09/10/2024 Food and Beverage Undisputed 01/23/2026 1142213654 CMS
ABIOMED $18.14 09/28/2024 Food and Beverage Undisputed 01/23/2026 1142213656 CMS
ABIOMED $64.18 12/03/2024 Food and Beverage Undisputed 01/23/2026 1142213680 CMS
Amgen Inc. $15.38 09/17/2024 Food and Beverage Undisputed 01/23/2026 1111623704 CMS
ASAHI INTECC USA, INC. $78.32 06/20/2024 Food and Beverage Undisputed 01/23/2026 1132947090 CMS
ASAHI INTECC USA, INC. $58.47 09/11/2024 Food and Beverage Undisputed 01/23/2026 1132947094 CMS
ASAHI INTECC USA, INC. $11.99 09/12/2024 Food and Beverage Undisputed 01/23/2026 1132947096 CMS
ASAHI INTECC USA, INC. $40.70 10/23/2024 Food and Beverage Undisputed 01/23/2026 1132947098 CMS
Baxter Healthcare $45.60 06/14/2024 Food and Beverage Undisputed 01/23/2026 1120638553 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $14.43 02/21/2024 Food and Beverage Undisputed 01/23/2026 1118091120 CMS
Bolton Medical Inc $87.77 01/10/2024 Food and Beverage Undisputed 01/23/2026 1150745332 CMS
Bolton Medical Inc $157.66 04/25/2024 Food and Beverage Undisputed 01/23/2026 1150745337 CMS
Bolton Medical Inc $22.67 11/19/2024 Food and Beverage Undisputed 01/23/2026 1150745340 CMS
Daiichi Sankyo Inc. $18.53 01/24/2024 Food and Beverage Undisputed 01/23/2026 1089444429 CMS
Edwards Lifesciences Corporation $29.48 03/11/2024 Food and Beverage Undisputed 01/23/2026 1138889501 CMS
Edwards Lifesciences Corporation $20.28 10/15/2024 Food and Beverage Undisputed 01/23/2026 1138889523 CMS
Kiniksa Pharmaceuticals International, plc $15.23 02/20/2024 Food and Beverage Undisputed 01/23/2026 1154859622 CMS
Kiniksa Pharmaceuticals International, plc $19.57 05/07/2024 Food and Beverage Undisputed 01/23/2026 1154859652 CMS
Medtronic, Inc. $92.80 03/07/2024 Food and Beverage Undisputed 01/23/2026 1119413614 CMS
Novartis Pharmaceuticals Corporation $21.85 12/04/2024 Food and Beverage Undisputed 01/23/2026 1087106410 CMS
ShockWave Medical, Inc $24.53 05/22/2024 Food and Beverage Undisputed 01/23/2026 1152977715 CMS
ShockWave Medical, Inc $84.09 06/18/2024 Food and Beverage Undisputed 01/23/2026 1152991889 CMS
ShockWave Medical, Inc $24.43 06/19/2024 Food and Beverage Undisputed 01/23/2026 1152977311 CMS
Sioux Surgical Inc $32.00 04/09/2024 Food and Beverage Undisputed 01/23/2026 1095483860 CMS
Sioux Surgical Inc $71.42 07/24/2024 Food and Beverage Undisputed 01/23/2026 1095483858 CMS
W. L. Gore & Associates, Inc. $6.12 02/06/2024 Food and Beverage Undisputed 01/23/2026 1148122863 CMS
W. L. Gore & Associates, Inc. $22.04 02/12/2024 Food and Beverage Undisputed 01/23/2026 1148122879 CMS
W. L. Gore & Associates, Inc. $20.89 03/13/2024 Food and Beverage Undisputed 01/23/2026 1148122895 CMS
W. L. Gore & Associates, Inc. $6.51 04/10/2024 Food and Beverage Undisputed 01/23/2026 1148122919 CMS
W. L. Gore & Associates, Inc. $57.45 06/27/2024 Food and Beverage Undisputed 01/23/2026 1148122959 CMS
W. L. Gore & Associates, Inc. $66.66 09/12/2024 Food and Beverage Undisputed 01/23/2026 1148123070 CMS
W. L. Gore & Associates, Inc. $25.26 09/18/2024 Food and Beverage Undisputed 01/23/2026 1148123121 CMS
W. L. Gore & Associates, Inc. $90.43 09/19/2024 Travel and Lodging Undisputed 01/23/2026 1148123188 CMS
W. L. Gore & Associates, Inc. $28.24 09/25/2024 Food and Beverage Undisputed 01/23/2026 1148123203 CMS
W. L. Gore & Associates, Inc. $124.92 09/30/2024 Food and Beverage Undisputed 01/23/2026 1148123215 CMS
W. L. Gore & Associates, Inc. $17.39 10/01/2024 Food and Beverage Undisputed 01/23/2026 1148123129 CMS
W. L. Gore & Associates, Inc. $18.85 10/01/2024 Food and Beverage Undisputed 01/23/2026 1148123207 CMS
W. L. Gore & Associates, Inc. $5.98 10/02/2024 Food and Beverage Undisputed 01/23/2026 1148123125 CMS
W. L. Gore & Associates, Inc. $16.89 10/02/2024 Food and Beverage Undisputed 01/23/2026 1148123137 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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