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

NICOLAS W SHAMMAS

Allopathic & Osteopathic Physicians Internal Medicine Interventional Cardiology

NPI
1922087857
CMS profile
132783
Location
DAVENPORT, IA

General Payments · PY2018–2024

$892,480.09

  • Reported across 802 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$47,695.12

59 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

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $140,890.71 156
PY2019 $222,024.29 189
PY2020 $129,207.63 102
PY2021 $107,389.49 91
PY2022 $123,167.05 97
PY2023 $122,105.80 108
PY2024 $47,695.12 59

Payment records · PY2024 (59)

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 $17.73 12/16/2024 Food and Beverage Undisputed 01/23/2026 1125338312 CMS
Amgen Inc. $73.53 03/06/2024 Food and Beverage Undisputed 01/23/2026 1116110494 CMS
Amgen Inc. $24.34 03/13/2024 Food and Beverage Undisputed 01/23/2026 1116110487 CMS
Amgen Inc. $2,800.00 03/15/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116110534 CMS
Amgen Inc. $467.00 03/15/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116110554 CMS
Amgen Inc. $85.63 03/18/2024 Travel and Lodging Undisputed 01/23/2026 1116110515 CMS
Amgen Inc. $59.41 03/19/2024 Food and Beverage Undisputed 01/23/2026 1116110501 CMS
Amgen Inc. $2,800.00 03/19/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116110528 CMS
Amgen Inc. $467.00 03/19/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116110546 CMS
Amgen Inc. $837.90 03/20/2024 Travel and Lodging Undisputed 01/23/2026 1116110560 CMS
Amgen Inc. $100.50 03/26/2024 Travel and Lodging Undisputed 01/23/2026 1116110508 CMS
Amgen Inc. $2,800.00 03/27/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116110522 CMS
Amgen Inc. $467.00 03/27/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116110540 CMS
Amplitude Vascular Systems, Inc. $75.35 10/09/2024 Food and Beverage Undisputed 01/23/2026 1089527441 CMS
AngioDynamics, Inc. $81.28 01/11/2024 Food and Beverage Undisputed 01/23/2026 1095095570 CMS
AngioDynamics, Inc. $69.11 07/18/2024 Food and Beverage Undisputed 01/23/2026 1095095574 CMS
Bayer Healthcare Pharmaceuticals Inc. $2,296.00 04/10/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1086260870 CMS
Bayer Healthcare Pharmaceuticals Inc. $100.23 05/23/2024 Food and Beverage Undisputed 01/23/2026 1086216773 CMS
Bayer Healthcare Pharmaceuticals Inc. $3,608.00 05/29/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1086269690 CMS
Bayer Healthcare Pharmaceuticals Inc. $22.12 08/06/2024 Food and Beverage Undisputed 01/23/2026 1086199030 CMS
Bayer Healthcare Pharmaceuticals Inc. $96.52 09/21/2024 Food and Beverage Undisputed 01/23/2026 1086150581 CMS
Bayer Healthcare Pharmaceuticals Inc. $980.31 09/24/2024 Travel and Lodging Undisputed 01/23/2026 1086079284 CMS
Bayer Healthcare Pharmaceuticals Inc. $3,608.00 09/27/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1086175082 CMS
Bayer Healthcare Pharmaceuticals Inc. $18.93 10/08/2024 Food and Beverage Undisputed 01/23/2026 1086189344 CMS
Bayer Healthcare Pharmaceuticals Inc. $12.00 10/25/2024 Food and Beverage Undisputed 01/23/2026 1086091113 CMS
Bayer Healthcare Pharmaceuticals Inc. $2,624.00 11/07/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1086241046 CMS
Becton, Dickinson and Company $131.02 03/07/2024 Food and Beverage Undisputed 01/23/2026 1127624092 CMS
Becton, Dickinson and Company $23.15 04/18/2024 Food and Beverage Undisputed 01/23/2026 1127624111 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $146.81 02/04/2024 Food and Beverage Undisputed 01/23/2026 1118235774 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $280.12 02/04/2024 Travel and Lodging Undisputed 01/23/2026 1118235776 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $40.44 02/16/2024 Travel and Lodging Undisputed 01/23/2026 1118235768 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $89.32 02/16/2024 Travel and Lodging Undisputed 01/23/2026 1118235770 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $14.58 06/12/2024 Food and Beverage Undisputed 01/23/2026 1118235766 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $4,175.00 07/31/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1118235780 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $1,520.00 10/09/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1118235778 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $108.57 10/24/2024 Food and Beverage Undisputed 01/23/2026 1118235772 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $4,175.00 12/02/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1118235782 CMS
Boston Scientific Corporation $14.58 09/06/2024 Food and Beverage Undisputed 01/23/2026 1092536372 CMS
Boston Scientific Corporation $17.50 11/07/2024 Food and Beverage Undisputed 01/23/2026 1092536374 CMS
Cook Medical LLC $24.68 01/04/2024 Food and Beverage Undisputed 01/23/2026 1118328258 CMS
Cook Medical LLC $81.79 04/15/2024 Food and Beverage Undisputed 01/23/2026 1118332343 CMS
Cook Medical LLC $31.62 04/15/2024 Food and Beverage Undisputed 01/23/2026 1118342243 CMS
Cook Medical LLC $5.40 04/17/2024 Food and Beverage Undisputed 01/23/2026 1118344479 CMS
Cook Medical LLC $30.00 05/01/2024 Food and Beverage Undisputed 01/23/2026 1118324844 CMS
Cook Medical LLC $190.05 05/01/2024 Travel and Lodging Undisputed 01/23/2026 1118324846 CMS
Cook Medical LLC $11.07 08/29/2024 Food and Beverage Undisputed 01/23/2026 1118338395 CMS
Janssen Pharmaceuticals, Inc $118.38 04/30/2024 Food and Beverage Undisputed 01/23/2026 1077999010 CMS
Janssen Pharmaceuticals, Inc $5,040.00 05/06/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1077999014 CMS
Janssen Pharmaceuticals, Inc $127.17 05/23/2024 Travel and Lodging Undisputed 01/23/2026 1077998990 CMS
Lexicon Pharmaceuticals, Inc. $15.62 10/02/2024 Food and Beverage Undisputed 01/23/2026 1081699701 CMS
Lilly USA, LLC $6,460.00 02/15/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1135248695 CMS
Lilly USA, LLC $54.33 06/20/2024 Food and Beverage Undisputed 01/23/2026 1135299536 CMS
Novo Nordisk Inc $20.38 09/19/2024 Food and Beverage Undisputed 01/23/2026 1097744307 CMS
PFIZER INC. $69.38 09/10/2024 Food and Beverage Undisputed 01/23/2026 1131952738 CMS
ShockWave Medical, Inc $19.87 01/11/2024 Food and Beverage Undisputed 01/23/2026 1152975783 CMS
ShockWave Medical, Inc $22.40 08/21/2024 Food and Beverage Undisputed 01/23/2026 1153001398 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $15.14 01/17/2024 Food and Beverage Undisputed 01/23/2026 1080673447 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $14.60 04/24/2024 Food and Beverage Undisputed 01/23/2026 1080673467 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $15.26 07/25/2024 Food and Beverage Undisputed 01/23/2026 1080673476 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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