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

ADAM JOSEPH KAHN

Allopathic & Osteopathic Physicians Orthopaedic Surgery Sports Medicine

NPI
1427477710
CMS profile
4220657
Location
CHICAGO, IL

General Payments · PY2019–2024

$29,326.89

  • Reported across 107 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,173.66

17 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 $610.36 1
Food and Beverage $563.30 16

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Prism Medical $610.36 1
DePuy Synthes Sales Inc. $214.59 12
Stryker Corporation $168.18 2
Catalyst OrthoScience $127.79 1
EXACTECH, INC. $52.74 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $5,404.68 8
PY2020 $5,658.49 8
PY2021 $7,449.97 32
PY2022 $8,609.65 24
PY2023 $1,030.44 18
PY2024 $1,173.66 17

Payment records · PY2024 (17)

Sorted by paying entity, then date · as published by CMS

Program year 2024 20192020202120222023 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
Catalyst OrthoScience $127.79 05/01/2024 Food and Beverage Undisputed 01/23/2026 1119641777 CMS
DePuy Synthes Sales Inc. $26.74 01/13/2024 Food and Beverage Undisputed 01/23/2026 1077836651 CMS
DePuy Synthes Sales Inc. $5.85 02/15/2024 Food and Beverage Undisputed 01/23/2026 1077837147 CMS
DePuy Synthes Sales Inc. $13.02 02/24/2024 Food and Beverage Undisputed 01/23/2026 1077836829 CMS
DePuy Synthes Sales Inc. $6.27 03/01/2024 Food and Beverage Undisputed 01/23/2026 1077836774 CMS
DePuy Synthes Sales Inc. $6.75 03/08/2024 Food and Beverage Undisputed 01/23/2026 1077837942 CMS
DePuy Synthes Sales Inc. $6.75 03/29/2024 Food and Beverage Undisputed 01/23/2026 1077837402 CMS
DePuy Synthes Sales Inc. $6.75 04/05/2024 Food and Beverage Undisputed 01/23/2026 1077836565 CMS
DePuy Synthes Sales Inc. $13.35 04/12/2024 Food and Beverage Undisputed 01/23/2026 1077836707 CMS
DePuy Synthes Sales Inc. $22.41 05/23/2024 Food and Beverage Undisputed 01/23/2026 1077837760 CMS
DePuy Synthes Sales Inc. $6.75 05/31/2024 Food and Beverage Undisputed 01/23/2026 1077837867 CMS
DePuy Synthes Sales Inc. $11.18 10/05/2024 Food and Beverage Undisputed 01/23/2026 1077837752 CMS
DePuy Synthes Sales Inc. $88.77 12/20/2024 Food and Beverage Undisputed 01/23/2026 1077837672 CMS
EXACTECH, INC. $52.74 04/18/2024 Food and Beverage Undisputed 01/23/2026 1151236144 CMS
Prism Medical $610.36 12/12/2024 Travel and Lodging Undisputed 01/23/2026 1126608538 CMS
Stryker Corporation $140.77 02/27/2024 Food and Beverage Undisputed 01/23/2026 1119870969 CMS
Stryker Corporation $27.41 12/14/2024 Food and Beverage Undisputed 01/23/2026 1119870971 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
2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · 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.