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

MAXWELL B MERKOW

Allopathic & Osteopathic Physicians Neurological Surgery

NPI
1194951723
CMS profile
2788887
Location
WALNUT CREEK, CA

General Payments · PY2018–2024

$14,327.93

  • Reported across 46 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$8,912.90

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

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Medtronic, Inc. $8,772.72 8
DePuy Synthes Sales Inc. $140.18 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $749.56 9
PY2019 $204.08 5
PY2020 $1,664.95 4
PY2021 $1,886.56 5
PY2022 $860.98 12
PY2023 $48.90 2
PY2024 $8,912.90 9

Payment records · PY2024 (9)

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
DePuy Synthes Sales Inc. $140.18 02/23/2024 Food and Beverage Undisputed 01/23/2026 1077814601 CMS
Medtronic, Inc. $16.67 03/25/2024 Food and Beverage Undisputed 01/23/2026 1117106547 CMS
Medtronic, Inc. $23.89 04/14/2024 Food and Beverage Undisputed 01/23/2026 1117106545 CMS
Medtronic, Inc. $2,500.00 04/22/2024 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 1112045406 CMS
Medtronic, Inc. $26.64 08/14/2024 Food and Beverage Undisputed 01/23/2026 1117106549 CMS
Medtronic, Inc. $754.60 11/13/2024 Travel and Lodging Undisputed 01/23/2026 1117106551 CMS
Medtronic, Inc. $614.08 11/13/2024 Travel and Lodging Undisputed 01/23/2026 1117106553 CMS
Medtronic, Inc. $26.84 11/13/2024 Food and Beverage Undisputed 01/23/2026 1117106555 CMS
Medtronic, Inc. $4,810.00 11/18/2024 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 1112045408 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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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.