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

NATHANIEL P COHEN

Allopathic & Osteopathic Physicians Orthopaedic Surgery Sports Medicine

NPI
1437187051
CMS profile
19252
Location
LOS GATOS, CA

General Payments · PY2018–2024

$5,582,313.20

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

Latest program year · PY2024

$944,620.30

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

Nature of paymentAmountRecords
Royalty or License $944,541.75 4
Food and Beverage $78.55 5

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Smith & Nephew, Inc. $944,541.75 4
Electronic Waveform Lab, Inc. $78.55 5

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $595,390.87 26
PY2019 $704,069.07 18
PY2020 $707,768.50 9
PY2021 $850,372.52 11
PY2022 $847,086.11 6
PY2023 $933,005.83 7
PY2024 $944,620.30 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
Electronic Waveform Lab, Inc. $22.20 03/20/2024 Food and Beverage Undisputed 01/23/2026 1089551051 CMS
Electronic Waveform Lab, Inc. $14.67 03/25/2024 Food and Beverage Undisputed 01/23/2026 1089551107 CMS
Electronic Waveform Lab, Inc. $7.09 04/08/2024 Food and Beverage Undisputed 01/23/2026 1089551221 CMS
Electronic Waveform Lab, Inc. $7.84 05/07/2024 Food and Beverage Undisputed 01/23/2026 1089551517 CMS
Electronic Waveform Lab, Inc. $26.75 08/07/2024 Food and Beverage Undisputed 01/23/2026 1089552409 CMS
Smith+Nephew, Inc. $251,022.18 02/10/2024 Royalty or License Undisputed 01/23/2026 1149481576 CMS
Smith+Nephew, Inc. $248,559.10 05/08/2024 Royalty or License Undisputed 01/23/2026 1149481574 CMS
Smith+Nephew, Inc. $221,674.15 08/02/2024 Royalty or License Undisputed 01/23/2026 1149481570 CMS
Smith+Nephew, Inc. $223,286.32 11/18/2024 Royalty or License Undisputed 01/23/2026 1149481572 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.