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

LOUIS FREDERICK KNOEPP

Allopathic & Osteopathic Physicians Surgery Vascular Surgery

NPI
1881600963
CMS profile
357910
Location
ANDERSON, SC

General Payments · PY2018–2024

$13,759.82

  • Reported across 657 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,496.46

56 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 $1,496.46 56

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $2,756.11 122
PY2019 $2,474.81 129
PY2020 $1,850.62 81
PY2021 $2,195.45 120
PY2022 $2,012.98 96
PY2023 $973.39 53
PY2024 $1,496.46 56

Payment records · PY2024 (56)

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 $12.54 01/16/2024 Food and Beverage Undisputed 01/23/2026 1125318871 CMS
Abbott Laboratories $4.04 03/11/2024 Food and Beverage Undisputed 01/23/2026 1125318873 CMS
Abbott Laboratories $24.29 03/26/2024 Food and Beverage Undisputed 01/23/2026 1125318875 CMS
Abbott Laboratories $5.30 04/10/2024 Food and Beverage Undisputed 01/23/2026 1125318877 CMS
Abbott Laboratories $13.56 04/10/2024 Food and Beverage Undisputed 01/23/2026 1125318879 CMS
Abbott Laboratories $6.96 04/10/2024 Food and Beverage Undisputed 01/23/2026 1125318881 CMS
Abbott Laboratories $9.56 05/21/2024 Food and Beverage Undisputed 01/23/2026 1125318883 CMS
Abbott Laboratories $19.55 06/10/2024 Food and Beverage Undisputed 01/23/2026 1125318885 CMS
Abbott Laboratories $1.72 08/06/2024 Food and Beverage Undisputed 01/23/2026 1125318887 CMS
Abbott Laboratories $20.80 09/10/2024 Food and Beverage Undisputed 01/23/2026 1125318893 CMS
Abbott Laboratories $23.57 10/21/2024 Food and Beverage Undisputed 01/23/2026 1125318889 CMS
Abbott Laboratories $4.19 12/30/2024 Food and Beverage Undisputed 01/23/2026 1125318891 CMS
Alnylam Pharmaceuticals Inc. $22.81 06/13/2024 Food and Beverage Undisputed 01/23/2026 1125844374 CMS
Amgen Inc. $15.39 01/31/2024 Food and Beverage Undisputed 01/23/2026 1111621792 CMS
Amgen Inc. $19.00 05/16/2024 Food and Beverage Undisputed 01/23/2026 1111621794 CMS
Amgen Inc. $13.96 07/11/2024 Food and Beverage Undisputed 01/23/2026 1111621796 CMS
Amgen Inc. $14.39 08/30/2024 Food and Beverage Undisputed 01/23/2026 1111621798 CMS
ATRICURE, INC. $22.44 03/21/2024 Food and Beverage Undisputed 01/23/2026 1132859987 CMS
ATRICURE, INC. $16.21 08/07/2024 Food and Beverage Undisputed 01/23/2026 1132872719 CMS
CVRx, Inc. $21.36 02/04/2024 Food and Beverage Undisputed 01/23/2026 1132816045 CMS
Edwards Lifesciences Corporation $18.49 07/25/2024 Food and Beverage Undisputed 01/23/2026 1138777443 CMS
Endologix LLC $127.79 09/03/2024 Food and Beverage Undisputed 01/23/2026 1116755022 CMS
Janssen Pharmaceuticals, Inc $20.50 02/28/2024 Food and Beverage Undisputed 01/23/2026 1078173719 CMS
Janssen Pharmaceuticals, Inc $23.75 05/29/2024 Food and Beverage Undisputed 01/23/2026 1078173967 CMS
Medtronic, Inc. $21.75 06/03/2024 Food and Beverage Undisputed 01/23/2026 1119530223 CMS
Medtronic, Inc. $23.18 07/11/2024 Food and Beverage Undisputed 01/23/2026 1119530225 CMS
Nevro Corp. $22.07 04/11/2024 Food and Beverage Undisputed 01/23/2026 1130775425 CMS
Nevro Corp. $18.78 08/11/2024 Food and Beverage Undisputed 01/23/2026 1130775433 CMS
Novartis Pharmaceuticals Corporation $14.45 02/15/2024 Food and Beverage Undisputed 01/23/2026 1087034838 CMS
Novartis Pharmaceuticals Corporation $19.27 04/15/2024 Food and Beverage Undisputed 01/23/2026 1087034848 CMS
Novartis Pharmaceuticals Corporation $13.52 12/13/2024 Food and Beverage Undisputed 01/23/2026 1087034886 CMS
Organogenesis Inc. $19.37 01/18/2024 Food and Beverage Undisputed 01/23/2026 1145434486 CMS
Organogenesis Inc. $18.90 04/16/2024 Food and Beverage Undisputed 01/23/2026 1145434488 CMS
Organogenesis Inc. $22.44 10/14/2024 Food and Beverage Undisputed 01/23/2026 1145434490 CMS
PFIZER INC. $15.00 02/14/2024 Food and Beverage Undisputed 01/23/2026 1131030297 CMS
PFIZER INC. $20.05 04/19/2024 Food and Beverage Undisputed 01/23/2026 1131321748 CMS
PFIZER INC. $16.71 06/03/2024 Food and Beverage Undisputed 01/23/2026 1131693876 CMS
PFIZER INC. $14.00 08/23/2024 Food and Beverage Undisputed 01/23/2026 1131874611 CMS
SCPHARMACEUTICALS INC. $13.09 12/19/2024 Food and Beverage Undisputed 01/23/2026 1132322096 CMS
Smith+Nephew, Inc. $16.07 01/30/2024 Food and Beverage Undisputed 01/23/2026 1149566654 CMS
Smith+Nephew, Inc. $11.85 03/12/2024 Food and Beverage Undisputed 01/23/2026 1149566650 CMS
Smith+Nephew, Inc. $20.68 03/20/2024 Food and Beverage Undisputed 01/23/2026 1149566656 CMS
Smith+Nephew, Inc. $22.14 04/23/2024 Food and Beverage Undisputed 01/23/2026 1149566658 CMS
Smith+Nephew, Inc. $12.98 06/28/2024 Food and Beverage Undisputed 01/23/2026 1149566652 CMS
Smith+Nephew, Inc. $109.61 08/29/2024 Food and Beverage Undisputed 01/23/2026 1149566660 CMS
Tactile Systems Technology Inc $15.58 07/29/2024 Food and Beverage Undisputed 01/23/2026 1082367963 CMS
Tactile Systems Technology Inc $19.77 10/24/2024 Food and Beverage Undisputed 01/23/2026 1082367965 CMS
W. L. Gore & Associates, Inc. $2.28 01/17/2024 Food and Beverage Undisputed 01/23/2026 1148129273 CMS
W. L. Gore & Associates, Inc. $2.73 01/24/2024 Food and Beverage Undisputed 01/23/2026 1148129276 CMS
W. L. Gore & Associates, Inc. $158.80 02/15/2024 Food and Beverage Undisputed 01/23/2026 1148129284 CMS
W. L. Gore & Associates, Inc. $21.69 02/15/2024 Food and Beverage Undisputed 01/23/2026 1148129288 CMS
W. L. Gore & Associates, Inc. $154.59 05/15/2024 Food and Beverage Undisputed 01/23/2026 1148129310 CMS
W. L. Gore & Associates, Inc. $2.84 06/12/2024 Food and Beverage Undisputed 01/23/2026 1148129306 CMS
W. L. Gore & Associates, Inc. $155.12 07/02/2024 Food and Beverage Undisputed 01/23/2026 1148129344 CMS
W. L. Gore & Associates, Inc. $2.84 07/17/2024 Food and Beverage Undisputed 01/23/2026 1148129340 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $12.14 03/25/2024 Food and Beverage Undisputed 01/23/2026 1080651793 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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