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

AMON LIU

Allopathic & Osteopathic Physicians Radiology Neuroradiology

NPI
1447302666
CMS profile
1230041
Location
REDWOOD CITY, CA

General Payments · PY2018–2024

$1,125,787.54

  • Reported across 143 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$88,122.21

12 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

Paying entityAmountRecords
Medtronic, Inc. $88,122.21 12

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $51,472.45 23
PY2019 $338,457.38 15
PY2020 $68,988.64 14
PY2021 $306,992.08 17
PY2022 $89,800.00 10
PY2023 $181,954.78 52
PY2024 $88,122.21 12

Payment records · PY2024 (12)

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
Medtronic, Inc. $122.21 01/15/2024 Food and Beverage Undisputed 01/23/2026 1119321577 CMS
Medtronic, Inc. $14,375.00 01/26/2024 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 1112035859 CMS
Medtronic, Inc. $1,125.00 02/05/2024 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 1112035861 CMS
Medtronic, Inc. $3,250.00 02/28/2024 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 1112035863 CMS
Medtronic, Inc. $750.00 04/08/2024 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 1112050731 CMS
Medtronic, Inc. $25,250.00 04/19/2024 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 1112050733 CMS
Medtronic, Inc. $2,750.00 05/21/2024 Consulting Fee Undisputed 01/23/2026 1112050735 CMS
Medtronic, Inc. $5,500.00 07/31/2024 Consulting Fee Undisputed 01/23/2026 1112050737 CMS
Medtronic, Inc. $2,875.00 08/20/2024 Consulting Fee Undisputed 01/23/2026 1112050739 CMS
Medtronic, Inc. $23,750.00 11/01/2024 Consulting Fee Undisputed 01/23/2026 1112050741 CMS
Medtronic, Inc. $6,875.00 11/19/2024 Consulting Fee Undisputed 01/23/2026 1112050743 CMS
Medtronic, Inc. $1,500.00 12/17/2024 Consulting Fee Undisputed 01/23/2026 1112050745 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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