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

CHRISTOPHER MICHAEL HART

Allopathic & Osteopathic Physicians Orthopaedic Surgery Adult Reconstructive Orthopaedic Surgery

NPI
1518390467
CMS profile
5706121
Location
REDWOOD CITY, CA

General Payments · PY2018–2024

$8,008.37

  • Reported across 40 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$5,032.56

24 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
Education $2,404.42 1
Food and Beverage $1,597.92 17
Travel and Lodging $1,030.22 6

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Stryker Corporation $4,549.68 18
Zimmer Biomet Holdings, Inc. $286.87 3
Arthrex, Inc. $102.53 2
Smith & Nephew, Inc. $93.48 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $16.89 1
PY2022 $22.50 1
PY2023 $2,936.42 14
PY2024 $5,032.56 24

Payment records · PY2024 (24)

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

Program year 2024 201820222023 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
Arthrex, Inc. $77.33 11/08/2024 Food and Beverage Undisputed 01/23/2026 1146570535 CMS
Arthrex, Inc. $25.20 11/21/2024 Food and Beverage Undisputed 01/23/2026 1146570537 CMS
Smith+Nephew, Inc. $93.48 10/28/2024 Food and Beverage Undisputed 01/23/2026 1149614250 CMS
Stryker Corporation $119.86 01/18/2024 Food and Beverage Undisputed 01/23/2026 1119849639 CMS
Stryker Corporation $153.60 03/22/2024 Travel and Lodging Undisputed 01/23/2026 1119849641 CMS
Stryker Corporation $314.80 03/22/2024 Travel and Lodging Undisputed 01/23/2026 1119849643 CMS
Stryker Corporation $265.23 04/18/2024 Food and Beverage Undisputed 01/23/2026 1119849645 CMS
Stryker Corporation $50.49 04/18/2024 Food and Beverage Undisputed 01/23/2026 1119849647 CMS
Stryker Corporation $287.99 04/18/2024 Travel and Lodging Undisputed 01/23/2026 1119849649 CMS
Stryker Corporation $70.01 04/19/2024 Food and Beverage Undisputed 01/23/2026 1119849651 CMS
Stryker Corporation $75.00 04/19/2024 Food and Beverage Undisputed 01/23/2026 1119849653 CMS
Stryker Corporation $26.64 04/19/2024 Travel and Lodging Undisputed 01/23/2026 1119849655 CMS
Stryker Corporation $236.96 04/19/2024 Travel and Lodging Undisputed 01/23/2026 1119849657 CMS
Stryker Corporation $10.23 04/20/2024 Travel and Lodging Undisputed 01/23/2026 1119849659 CMS
Stryker Corporation $71.92 04/20/2024 Food and Beverage Undisputed 01/23/2026 1119849661 CMS
Stryker Corporation $67.73 04/20/2024 Food and Beverage Undisputed 01/23/2026 1119849663 CMS
Stryker Corporation $33.22 04/20/2024 Food and Beverage Undisputed 01/23/2026 1119849665 CMS
Stryker Corporation $167.39 04/20/2024 Food and Beverage Undisputed 01/23/2026 1119849667 CMS
Stryker Corporation $2,404.42 08/16/2024 Education Undisputed 01/23/2026 1119849669 CMS
Stryker Corporation $75.00 10/18/2024 Food and Beverage Undisputed 01/23/2026 1119849671 CMS
Stryker Corporation $119.19 11/13/2024 Food and Beverage Undisputed 01/23/2026 1119849673 CMS
Zimmer Biomet Holdings, Inc. $41.35 07/10/2024 Food and Beverage Undisputed 01/23/2026 1155031103 CMS
Zimmer Biomet Holdings, Inc. $149.86 07/10/2024 Food and Beverage Undisputed 01/23/2026 1155031105 CMS
Zimmer Biomet Holdings, Inc. $95.66 09/18/2024 Food and Beverage Undisputed 01/23/2026 1155031169 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, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , 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.