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

MARSHALL WALKER

Allopathic & Osteopathic Physicians Radiology Vascular & Interventional Radiology

NPI
1619295441
CMS profile
1289907
Location
MOBILE, AL

This page merges CMS profile IDs 1289907, 4222402 — associated profiles published by CMS for the same covered recipient. See the colophon below.

General Payments · PY2018–2024

$7,467.22

  • Reported across 86 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$259.22

10 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 $259.22 10

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $553.16 11
PY2019 $2,845.69 21
PY2020 $896.96 8
PY2021 $488.97 5
PY2022 $31.64 2
PY2023 $2,391.58 29
PY2024 $259.22 10

Payment records · PY2024 (10)

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 $26.40 02/08/2024 Food and Beverage Undisputed 01/23/2026 1069137288 CMS
Medtronic, Inc. $69.54 02/27/2024 Food and Beverage Undisputed 01/23/2026 1119403348 CMS
Nevro Corp. $32.26 01/11/2024 Food and Beverage Undisputed 01/23/2026 1130754763 CMS
Nevro Corp. $13.89 02/07/2024 Food and Beverage Undisputed 01/23/2026 1130754761 CMS
Nevro Corp. $26.55 02/22/2024 Food and Beverage Undisputed 01/23/2026 1130754757 CMS
Nevro Corp. $26.92 03/15/2024 Food and Beverage Undisputed 01/23/2026 1130754765 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $13.33 01/10/2024 Food and Beverage Undisputed 01/23/2026 1153521518 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $15.73 02/12/2024 Food and Beverage Undisputed 01/23/2026 1153497816 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $15.73 06/04/2024 Food and Beverage Undisputed 01/23/2026 1153604153 CMS
Spinal Simplicity, LLC $18.87 01/17/2024 Food and Beverage Undisputed 01/23/2026 1144046521 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
Merged CMS profile IDs
1289907, 4222402

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.