Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · CMS publication 2026-06-30 View official record

Covered recipient · General Payments record

JOHN WARD MACARTHUR

Allopathic & Osteopathic Physicians Thoracic Surgery (Cardiothoracic Vascular Surgery)

NPI
1891957106
CMS profile
559495
Location
PALO ALTO, CA

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

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General Payments · PY2024 · Entire year

$9,313.83

44 records · 0 disputed

Summary and payment records

  • CMS publication 2026-06-30
Read the payment records

Other CMS categories — not shown on this page

Research Payments

CMS also publishes Research Payments as a separate dataset. This site does not currently mirror it, and no research figure is shown on this page. This provider appears in that dataset.

“If you are a physician who served as a principal investigator on a research study, you may see the payments associated with that research study listed under your name. This does not necessarily mean the payments are attributed to you. The dollar amount of the record corresponds to the total payment; the amounts are not attributed to each individual on the record.”

— Centers for Medicare & Medicaid Services, Open Payments Frequently Asked Questions, FAQ #12224

These records are published by CMS and can be viewed on this provider’s official CMS record. View this provider on CMS Open Payments ↗

“Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.”

— Centers for Medicare & Medicaid Services, Open Payments

A reported payment reflects a financial relationship a company disclosed. It does not indicate wrongdoing or a conflict of interest, and it says nothing about the quality of a provider's care.

These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

How these totals are calculated
  • This total is the sum of the individual General Payments record amounts CMS published for the labeled program year(s); each record amount is used unmodified. The total itself is computed by this site. 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.
  • Methodology & Data — sourcing, labeling, and limitations.

Provider summaries generated . CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state. View the official CMS record ↗

By nature of payment

PY2024 · entire year · sorted by reported total

Nature of paymentAmountRecords
Travel and Lodging $8,104.88 21
Food and Beverage $1,208.95 23

By paying entity

PY2024 · entire year · sorted by reported total

Paying entityAmountRecords
Edwards Lifesciences Corporation $4,737.61 40
TransMedics, Inc. $4,343.88 2
Paragonix Technologies, Inc. $122.31 1
Abbott Laboratories $110.03 1

Page 1 of 1; records 1–44 of 44 matching records. This page contains 44 records (maximum 50), not the full filtered export. Use the CSV download for all matching records.

IndustryPayments · General Payments

JOHN WARD MACARTHUR

NPI 1891957106 · CMS profile ID 559495

Allopathic & Osteopathic Physicians / Thoracic Surgery (Cardiothoracic Vascular Surgery)

PALO ALTO, CA

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

General Payments, PY2024; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types

Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00

Page 1 of 1; records 1–44 of 44 matching records. This page contains 44 records (maximum 50), not the full filtered export.

Filtered page: https://industrypayments.org/provider/npi-1891957106?year=2024&recipient=provider#records-h

CMS source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff

Cite these filtered records

The citation includes this program year, filters, data edition, and page of results.

Plain
JOHN WARD MACARTHUR, NPI 1891957106, CMS profile ID 559495. General Payments, PY2024; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 1; records 1–44 of 44 matching records. This page contains 44 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/provider/npi-1891957106?year=2024&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff.
APA 7
IndustryPayments. (2026). JOHN WARD MACARTHUR, NPI 1891957106, CMS profile ID 559495. General Payments, PY2024; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 1; records 1–44 of 44 matching records. This page contains 44 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/provider/npi-1891957106?year=2024&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff.
Bluebook
JOHN WARD MACARTHUR, NPI 1891957106, CMS profile ID 559495, IndustryPayments, General Payments, PY2024; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types (Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00). Page 1 of 1; records 1–44 of 44 matching records. This page contains 44 records (maximum 50), not the full filtered export. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff. https://industrypayments.org/provider/npi-1891957106?year=2024&recipient=provider#records-h.

Centers for Medicare & Medicaid Services, Open Payments

Citation formats are provided for reference; check the requirements of your publication.

Payment records · PY2024

Ordering applied by this site (date, newest first, then paying entity) · record values are shown as CMS published them

General Payments · PY2024 · Physicians and non-physician practitioners · CMS publication 2026-06-30

44 matching records · $9,313.83 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 44 matching records (CSV)

CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.

Showing records 1–44 of 44.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Edwards Lifesciences Corporation $504.5612/19/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826964 CMS
TransMedics, Inc. $2,411.6811/12/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1154757072 CMS
Edwards Lifesciences Corporation $126.8111/01/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826878 CMS
Edwards Lifesciences Corporation $713.4011/01/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826962 CMS
Edwards Lifesciences Corporation $20.8910/30/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826980 CMS
TransMedics, Inc. $1,932.2010/28/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1154757070 CMS
Edwards Lifesciences Corporation $36.4210/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826858 CMS
Edwards Lifesciences Corporation $26.7010/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826870 CMS
Edwards Lifesciences Corporation $150.5710/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826876 CMS
Edwards Lifesciences Corporation $29.5410/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826966 CMS
Edwards Lifesciences Corporation $38.7310/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826970 CMS
Edwards Lifesciences Corporation $6.0810/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826972 CMS
Edwards Lifesciences Corporation $8.7210/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826976 CMS
Edwards Lifesciences Corporation $11.8010/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826978 CMS
Edwards Lifesciences Corporation $169.2110/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826872 CMS
Edwards Lifesciences Corporation $53.7010/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826974 CMS
Edwards Lifesciences Corporation $271.5909/26/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826874 CMS
Abbott Laboratories $110.0307/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1125326984 CMS
Edwards Lifesciences Corporation $124.3406/29/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826818 CMS
Edwards Lifesciences Corporation $11.3806/12/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826806 CMS
Edwards Lifesciences Corporation $1.4906/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826812 CMS
Edwards Lifesciences Corporation $4.7206/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826814 CMS
Edwards Lifesciences Corporation $461.1006/11/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826816 CMS
Edwards Lifesciences Corporation $209.0006/11/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826832 CMS
Edwards Lifesciences Corporation $12.9406/11/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826838 CMS
Edwards Lifesciences Corporation $10.7906/11/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826842 CMS
Edwards Lifesciences Corporation $8.2906/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826846 CMS
Edwards Lifesciences Corporation $8.7206/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826848 CMS
Edwards Lifesciences Corporation $9.9606/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826850 CMS
Edwards Lifesciences Corporation $25.8006/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826852 CMS
Edwards Lifesciences Corporation $13.3206/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826854 CMS
Edwards Lifesciences Corporation $26.0006/10/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826808 CMS
Edwards Lifesciences Corporation $13.7206/10/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826820 CMS
Edwards Lifesciences Corporation $19.1206/10/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826822 CMS
Edwards Lifesciences Corporation $19.9206/10/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826826 CMS
Edwards Lifesciences Corporation $8.3906/10/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826836 CMS
Edwards Lifesciences Corporation $209.0006/09/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826824 CMS
Edwards Lifesciences Corporation $215.0006/09/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826828 CMS
Edwards Lifesciences Corporation $1.0006/07/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826840 CMS
Edwards Lifesciences Corporation $526.2105/29/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826830 CMS
Edwards Lifesciences Corporation $135.5705/29/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826834 CMS
Edwards Lifesciences Corporation $401.0705/22/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826804 CMS
Edwards Lifesciences Corporation $92.0404/28/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1138826810 CMS
Paragonix Technologies, Inc. $122.3101/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1101026432 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2020 $658.82 6
PY2021 $319.44 5
PY2022 $1,417.07 10
PY2023 $1,546.43 16
PY2024 $9,313.83 44
PY2025 $5,168.55 35

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2020, 2021, 2022, 2023, 2024, 2025
Source files and profile matching
Source files
Dataset page · Bulk file · PY2020 , PY2021 , PY2022 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.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.