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

BEN WALDAU

Allopathic & Osteopathic Physicians Neurological Surgery

NPI
1982879524
CMS profile
45120
Location
SACRAMENTO, CA

General Payments · PY2018–2024

$102,861.95

  • Reported across 135 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$31,409.00

32 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
Consulting Fee $27,750.00 14
Travel and Lodging $2,477.10 7
Food and Beverage $1,181.90 11

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Stryker Corporation $30,846.71 28
DePuy Synthes Sales Inc. $256.19 1
Penumbra, Inc. $140.84 1
Route 92 Medical, Inc. $126.31 1
Imperative Care, INc $38.95 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $361.08 6
PY2019 $242.96 2
PY2020 $153.45 3
PY2021 $11,619.57 20
PY2022 $31,780.87 38
PY2023 $27,295.02 34
PY2024 $31,409.00 32

Payment records · PY2024 (32)

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. $256.19 04/15/2024 Food and Beverage Undisputed 01/23/2026 1077810312 CMS
Imperative Care, Inc $38.95 09/10/2024 Food and Beverage Undisputed 01/23/2026 1144210505 CMS
Penumbra, Inc. $140.84 07/17/2024 Food and Beverage Undisputed 01/23/2026 1125867047 CMS
Route 92 Medical, Inc. $126.31 08/13/2024 Food and Beverage Undisputed 01/23/2026 1118401565 CMS
Stryker Corporation $3,600.00 01/04/2024 Consulting Fee Undisputed 01/23/2026 1120007083 CMS
Stryker Corporation $2,000.00 01/04/2024 Consulting Fee Undisputed 01/23/2026 1120007085 CMS
Stryker Corporation $400.00 01/04/2024 Consulting Fee Undisputed 01/23/2026 1120007087 CMS
Stryker Corporation $141.48 01/04/2024 Travel and Lodging Undisputed 01/23/2026 1120007089 CMS
Stryker Corporation $185.84 01/04/2024 Travel and Lodging Undisputed 01/23/2026 1120007091 CMS
Stryker Corporation $148.23 01/10/2024 Food and Beverage Undisputed 01/23/2026 1120007093 CMS
Stryker Corporation $2,500.00 01/18/2024 Consulting Fee Undisputed 01/23/2026 1120007095 CMS
Stryker Corporation $500.00 01/18/2024 Consulting Fee Undisputed 01/23/2026 1120007097 CMS
Stryker Corporation $571.70 02/28/2024 Travel and Lodging Undisputed 01/23/2026 1120007099 CMS
Stryker Corporation $155.51 03/07/2024 Food and Beverage Undisputed 01/23/2026 1120007101 CMS
Stryker Corporation $149.65 03/11/2024 Travel and Lodging Undisputed 01/23/2026 1120007103 CMS
Stryker Corporation $36.77 03/12/2024 Food and Beverage Undisputed 01/23/2026 1120007105 CMS
Stryker Corporation $184.58 03/15/2024 Travel and Lodging Undisputed 01/23/2026 1120007107 CMS
Stryker Corporation $28.59 04/02/2024 Food and Beverage Undisputed 01/23/2026 1120007109 CMS
Stryker Corporation $1,000.00 06/13/2024 Consulting Fee Undisputed 01/23/2026 1120007111 CMS
Stryker Corporation $1,750.00 06/20/2024 Consulting Fee Undisputed 01/23/2026 1120007113 CMS
Stryker Corporation $115.34 07/22/2024 Food and Beverage Undisputed 01/23/2026 1120007115 CMS
Stryker Corporation $2,000.00 09/05/2024 Consulting Fee Undisputed 01/23/2026 1120007117 CMS
Stryker Corporation $2,000.00 09/05/2024 Consulting Fee Undisputed 01/23/2026 1120007119 CMS
Stryker Corporation $500.00 09/05/2024 Consulting Fee Undisputed 01/23/2026 1120007121 CMS
Stryker Corporation $500.00 09/05/2024 Consulting Fee Undisputed 01/23/2026 1120007123 CMS
Stryker Corporation $5,000.00 09/12/2024 Consulting Fee Undisputed 01/23/2026 1120007125 CMS
Stryker Corporation $343.44 09/26/2024 Travel and Lodging Undisputed 01/23/2026 1120007127 CMS
Stryker Corporation $41.10 10/01/2024 Food and Beverage Undisputed 01/23/2026 1120007129 CMS
Stryker Corporation $94.07 10/18/2024 Food and Beverage Undisputed 01/23/2026 1120007131 CMS
Stryker Corporation $5,500.00 11/07/2024 Consulting Fee Undisputed 01/23/2026 1120007133 CMS
Stryker Corporation $500.00 11/22/2024 Consulting Fee Undisputed 01/23/2026 1120007135 CMS
Stryker Corporation $900.41 12/27/2024 Travel and Lodging Undisputed 01/23/2026 1120007137 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.