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

JOHN GREGORY MARKLEY

Allopathic & Osteopathic Physicians Thoracic Surgery (Cardiothoracic Vascular Surgery)

NPI
1932190980
CMS profile
532362
Location
COLUMBIA, MO

General Payments · PY2018–2024

$18,730.25

  • Reported across 147 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,945.44

23 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 $1,271.93 3
Food and Beverage $673.51 20

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $1,716.31 15
PY2019 $3,615.76 34
PY2020 $848.37 2
PY2021 $75.20 2
PY2022 $2,657.08 14
PY2023 $7,872.09 57
PY2024 $1,945.44 23

Payment records · PY2024 (23)

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
ABIOMED $24.96 03/26/2024 Food and Beverage Undisputed 01/23/2026 1142234362 CMS
ABIOMED $25.05 08/07/2024 Food and Beverage Undisputed 01/23/2026 1142234454 CMS
ABIOMED $61.37 08/29/2024 Food and Beverage Undisputed 01/23/2026 1142234456 CMS
Amgen Inc. $16.81 03/19/2024 Food and Beverage Undisputed 01/23/2026 1111644062 CMS
Amgen Inc. $20.13 10/08/2024 Food and Beverage Undisputed 01/23/2026 1111644064 CMS
Artivion, Inc. $90.91 04/24/2024 Food and Beverage Undisputed 01/23/2026 1145789669 CMS
Baxter Healthcare $56.36 07/01/2024 Food and Beverage Undisputed 01/23/2026 1120636403 CMS
Baxter Healthcare $37.22 10/29/2024 Food and Beverage Undisputed 01/23/2026 1120636407 CMS
Edwards Lifesciences Corporation $46.82 11/04/2024 Food and Beverage Undisputed 01/23/2026 1138816603 CMS
Edwards Lifesciences Corporation $33.54 12/17/2024 Food and Beverage Undisputed 01/23/2026 1138816657 CMS
Edwards Lifesciences Corporation $17.84 12/20/2024 Food and Beverage Undisputed 01/23/2026 1138816653 CMS
Getinge USA Sales, LLC $14.69 01/16/2024 Food and Beverage Undisputed 01/23/2026 1150253948 CMS
Getinge USA Sales, LLC $14.56 08/21/2024 Food and Beverage Undisputed 01/23/2026 1150253946 CMS
Haemonetics Corporation $19.94 05/15/2024 Food and Beverage Undisputed 01/23/2026 1143867537 CMS
Janssen Pharmaceuticals, Inc $15.34 02/06/2024 Food and Beverage Undisputed 01/23/2026 1078057482 CMS
Janssen Pharmaceuticals, Inc $17.04 06/06/2024 Food and Beverage Undisputed 01/23/2026 1078057336 CMS
Janssen Pharmaceuticals, Inc $97.18 09/17/2024 Food and Beverage Undisputed 01/23/2026 1078057272 CMS
LSI SOLUTIONS INC $35.72 04/22/2024 Food and Beverage Undisputed 01/23/2026 1147466392 CMS
Medtronic, Inc. $799.20 04/18/2024 Travel and Lodging Undisputed 01/23/2026 1119552800 CMS
Medtronic, Inc. $34.25 04/18/2024 Travel and Lodging Undisputed 01/23/2026 1119552802 CMS
Medtronic, Inc. $438.48 05/24/2024 Travel and Lodging Undisputed 01/23/2026 1119552798 CMS
Medtronic, Inc. $4.85 06/13/2024 Food and Beverage Undisputed 01/23/2026 1119552804 CMS
Merck Sharp & Dohme LLC $23.18 02/13/2024 Food and Beverage Undisputed 01/23/2026 1141920512 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

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.