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

BRANDON ALAN GUENTHART

Allopathic & Osteopathic Physicians Thoracic Surgery (Cardiothoracic Vascular Surgery)

NPI
1700142858
CMS profile
4608726
Location
PALO ALTO, CA

General Payments · PY2019–2024

$15,280.33

  • Reported across 55 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$2,745.98

9 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
Travel and Lodging $2,379.76 2
Food and Beverage $366.22 7

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
TRANSMEDICS, INC. $2,379.76 2
Paragonix Technologies, Inc. $282.35 4
ATRICURE, INC. $46.07 1
KLS-Martin L.P. $37.80 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $1,734.14 7
PY2020 $296.25 4
PY2021 $3,208.12 8
PY2022 $6,741.03 22
PY2023 $554.81 5
PY2024 $2,745.98 9

Payment records · PY2024 (9)

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

Program year 2024 20192020202120222023 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
ATRICURE, INC. $46.07 11/03/2024 Food and Beverage Undisputed 01/23/2026 1132896960 CMS
KLS-Martin L.P. $22.61 09/25/2024 Food and Beverage Undisputed 01/23/2026 1144945401 CMS
KLS-Martin L.P. $15.19 11/15/2024 Food and Beverage Undisputed 01/23/2026 1144945403 CMS
Paragonix Technologies, Inc. $122.31 01/22/2024 Food and Beverage Undisputed 01/23/2026 1101026288 CMS
Paragonix Technologies, Inc. $142.92 04/11/2024 Food and Beverage Undisputed 01/23/2026 1101027112 CMS
Paragonix Technologies, Inc. $1.86 04/11/2024 Food and Beverage Undisputed 01/23/2026 1101027114 CMS
Paragonix Technologies, Inc. $15.26 04/11/2024 Food and Beverage Undisputed 01/23/2026 1101027116 CMS
TransMedics, Inc. $1,671.28 10/17/2024 Travel and Lodging Undisputed 01/23/2026 1154757058 CMS
TransMedics, Inc. $708.48 10/17/2024 Travel and Lodging Undisputed 01/23/2026 1154757060 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
2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · 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.

Corrections to the substance of a record route to CMS through its review-and-dispute process; errors in how this site mirrors or displays a record route to us. Both paths are described in Methodology & Data.