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

BRIAN J GRONDAHL

Allopathic & Osteopathic Physicians Internal Medicine Cardiovascular Disease

NPI
1750710554
CMS profile
897040
Location
FARGO, ND

General Payments · PY2018–2024

$6,488.75

  • Reported across 263 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$920.86

43 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 $920.86 43

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
ShockWave Medical, Inc $600.92 36
Medtronic, Inc. $272.06 5
BOSTON SCIENTIFIC CORPORATION $47.88 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $902.11 30
PY2019 $968.69 41
PY2020 $952.03 22
PY2021 $692.80 31
PY2022 $958.20 40
PY2023 $1,094.06 56
PY2024 $920.86 43

Payment records · PY2024 (43)

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
Boston Scientific Corporation $32.83 06/02/2024 Food and Beverage Undisputed 01/23/2026 1092547060 CMS
Boston Scientific Corporation $15.05 08/07/2024 Food and Beverage Undisputed 01/23/2026 1092547058 CMS
Medtronic, Inc. $156.52 01/08/2024 Food and Beverage Undisputed 01/23/2026 1119469637 CMS
Medtronic, Inc. $20.12 02/21/2024 Food and Beverage Undisputed 01/23/2026 1119469639 CMS
Medtronic, Inc. $24.72 06/14/2024 Food and Beverage Undisputed 01/23/2026 1119469641 CMS
Medtronic, Inc. $37.79 06/14/2024 Food and Beverage Undisputed 01/23/2026 1119469643 CMS
Medtronic, Inc. $32.91 09/16/2024 Food and Beverage Undisputed 01/23/2026 1119469645 CMS
ShockWave Medical, Inc $14.62 01/08/2024 Food and Beverage Undisputed 01/23/2026 1152975955 CMS
ShockWave Medical, Inc $15.84 01/15/2024 Food and Beverage Undisputed 01/23/2026 1152975685 CMS
ShockWave Medical, Inc $12.63 01/16/2024 Food and Beverage Undisputed 01/23/2026 1152975370 CMS
ShockWave Medical, Inc $8.30 01/30/2024 Food and Beverage Undisputed 01/23/2026 1152973444 CMS
ShockWave Medical, Inc $26.84 02/01/2024 Food and Beverage Undisputed 01/23/2026 1152973950 CMS
ShockWave Medical, Inc $14.44 02/06/2024 Food and Beverage Undisputed 01/23/2026 1152973442 CMS
ShockWave Medical, Inc $21.92 02/09/2024 Food and Beverage Undisputed 01/23/2026 1152988154 CMS
ShockWave Medical, Inc $13.50 02/13/2024 Food and Beverage Undisputed 01/23/2026 1152988152 CMS
ShockWave Medical, Inc $19.82 02/19/2024 Food and Beverage Undisputed 01/23/2026 1152987396 CMS
ShockWave Medical, Inc $20.80 02/21/2024 Food and Beverage Undisputed 01/23/2026 1152987398 CMS
ShockWave Medical, Inc $15.40 02/21/2024 Food and Beverage Undisputed 01/23/2026 1152987400 CMS
ShockWave Medical, Inc $16.14 02/23/2024 Food and Beverage Undisputed 01/23/2026 1152986366 CMS
ShockWave Medical, Inc $15.03 02/26/2024 Food and Beverage Undisputed 01/23/2026 1152987402 CMS
ShockWave Medical, Inc $15.22 03/05/2024 Food and Beverage Undisputed 01/23/2026 1152985886 CMS
ShockWave Medical, Inc $11.18 03/20/2024 Food and Beverage Undisputed 01/23/2026 1152985260 CMS
ShockWave Medical, Inc $24.68 03/28/2024 Food and Beverage Undisputed 01/23/2026 1152984178 CMS
ShockWave Medical, Inc $17.71 04/05/2024 Food and Beverage Undisputed 01/23/2026 1152982798 CMS
ShockWave Medical, Inc $17.67 04/22/2024 Food and Beverage Undisputed 01/23/2026 1152982166 CMS
ShockWave Medical, Inc $18.36 04/24/2024 Food and Beverage Undisputed 01/23/2026 1152982168 CMS
ShockWave Medical, Inc $10.44 05/09/2024 Food and Beverage Undisputed 01/23/2026 1152979341 CMS
ShockWave Medical, Inc $19.20 05/13/2024 Food and Beverage Undisputed 01/23/2026 1152978239 CMS
ShockWave Medical, Inc $23.09 05/24/2024 Food and Beverage Undisputed 01/23/2026 1152976579 CMS
ShockWave Medical, Inc $9.55 06/06/2024 Food and Beverage Undisputed 01/23/2026 1152988186 CMS
ShockWave Medical, Inc $12.65 06/13/2024 Food and Beverage Undisputed 01/23/2026 1152988168 CMS
ShockWave Medical, Inc $17.39 06/24/2024 Food and Beverage Undisputed 01/23/2026 1152974382 CMS
ShockWave Medical, Inc $23.56 07/01/2024 Food and Beverage Undisputed 01/23/2026 1152990621 CMS
ShockWave Medical, Inc $15.58 07/24/2024 Food and Beverage Undisputed 01/23/2026 1152988777 CMS
ShockWave Medical, Inc $15.90 07/29/2024 Food and Beverage Undisputed 01/23/2026 1152988779 CMS
ShockWave Medical, Inc $8.37 08/05/2024 Food and Beverage Undisputed 01/23/2026 1153003092 CMS
ShockWave Medical, Inc $13.66 08/13/2024 Food and Beverage Undisputed 01/23/2026 1153001704 CMS
ShockWave Medical, Inc $24.72 08/19/2024 Food and Beverage Undisputed 01/23/2026 1153001708 CMS
ShockWave Medical, Inc $18.76 08/23/2024 Food and Beverage Undisputed 01/23/2026 1153001706 CMS
ShockWave Medical, Inc $15.03 09/04/2024 Food and Beverage Undisputed 01/23/2026 1153000394 CMS
ShockWave Medical, Inc $23.44 09/06/2024 Food and Beverage Undisputed 01/23/2026 1153000396 CMS
ShockWave Medical, Inc $18.13 10/01/2024 Food and Beverage Undisputed 01/23/2026 1152996411 CMS
ShockWave Medical, Inc $11.35 11/11/2024 Food and Beverage Undisputed 01/23/2026 1153001320 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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