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

MARK FLEMING

Allopathic & Osteopathic Physicians Orthopaedic Surgery Orthopaedic Trauma

NPI
1881638583
CMS profile
730464
Location
LOS ANGELES, CA

General Payments · PY2018–2023

$16,863.63

  • Reported across 24 records
  • CMS publication 2026-01-23

Latest program year · PY2023

$5,518.97

10 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

PY2023 · sorted by reported total

By paying entity

PY2023 · sorted by reported total

Paying entityAmountRecords
Synthes GmbH $5,473.91 8
Stryker Corporation $45.06 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $924.21 3
PY2019 $10,113.36 9
PY2021 $151.18 1
PY2022 $155.91 1
PY2023 $5,518.97 10

Payment records · PY2023 (10)

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

Program year 2023 2018201920212022 Record-level detail is published for PY2023; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Stryker Corporation $18.80 03/30/2023 Food and Beverage Undisputed 01/23/2026 1006524531 CMS
Stryker Corporation $26.26 03/30/2023 Food and Beverage Undisputed 01/23/2026 1006524539 CMS
Synthes GmbH $1,500.00 08/26/2023 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1024199287 CMS
Synthes GmbH $128.49 08/26/2023 Food and Beverage Undisputed 01/23/2026 1024199293 CMS
Synthes GmbH $423.80 08/26/2023 Travel and Lodging Undisputed 01/23/2026 1024199297 CMS
Synthes GmbH $691.08 08/26/2023 Travel and Lodging Undisputed 01/23/2026 1024199303 CMS
Synthes GmbH $1,500.00 10/07/2023 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1024199307 CMS
Synthes GmbH $152.94 10/07/2023 Food and Beverage Undisputed 01/23/2026 1024199311 CMS
Synthes GmbH $581.19 10/07/2023 Travel and Lodging Undisputed 01/23/2026 1024199317 CMS
Synthes GmbH $496.41 10/07/2023 Travel and Lodging Undisputed 01/23/2026 1024199321 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, 2021, 2022, 2023
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2021 , PY2022 , PY2023
Generated from
OP_DTL_GNRL_PGYR2023_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.