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

LANDON JOSEPH MASSOTH

Allopathic & Osteopathic Physicians Otolaryngology

NPI
1497169734
CMS profile
1060529
Location
TULSA, OK

General Payments · PY2018–2024

$4,168.86

  • Reported across 70 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$444.92

21 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
Food and Beverage $444.92 21

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $647.96 7
PY2019 $1,808.97 9
PY2020 $205.80 2
PY2021 $255.66 4
PY2022 $286.76 12
PY2023 $518.79 15
PY2024 $444.92 21

Payment records · PY2024 (21)

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
GENZYME CORPORATION $17.39 02/02/2024 Food and Beverage Undisputed 01/23/2026 1139763874 CMS
GENZYME CORPORATION $31.07 02/16/2024 Food and Beverage Undisputed 01/23/2026 1139763886 CMS
GENZYME CORPORATION $15.75 03/29/2024 Food and Beverage Undisputed 01/23/2026 1139763892 CMS
GENZYME CORPORATION $6.18 04/23/2024 Food and Beverage Undisputed 01/23/2026 1139763906 CMS
GENZYME CORPORATION $14.85 06/14/2024 Food and Beverage Undisputed 01/23/2026 1139763922 CMS
GENZYME CORPORATION $9.50 08/23/2024 Food and Beverage Undisputed 01/23/2026 1139763952 CMS
GENZYME CORPORATION $8.68 08/29/2024 Food and Beverage Undisputed 01/23/2026 1139763938 CMS
GENZYME CORPORATION $25.93 11/01/2024 Food and Beverage Undisputed 01/23/2026 1139763972 CMS
GENZYME CORPORATION $20.76 12/04/2024 Food and Beverage Undisputed 01/23/2026 1139763976 CMS
GENZYME CORPORATION $30.60 12/20/2024 Food and Beverage Undisputed 01/23/2026 1139763980 CMS
GlaxoSmithKline, LLC. $24.97 04/11/2024 Food and Beverage Undisputed 01/23/2026 1116142944 CMS
Integra LifeSciences Corporation $17.26 10/11/2024 Food and Beverage Undisputed 01/23/2026 1140113161 CMS
Optinose US, Inc. $16.54 07/12/2024 Food and Beverage Undisputed 01/23/2026 1142179126 CMS
Optinose US, Inc. $20.80 08/26/2024 Food and Beverage Undisputed 01/23/2026 1142179160 CMS
Regeneron Healthcare Solutions, Inc. $27.29 01/19/2024 Food and Beverage Undisputed 01/23/2026 1114109729 CMS
Regeneron Healthcare Solutions, Inc. $22.80 02/27/2024 Food and Beverage Undisputed 01/23/2026 1114109731 CMS
Regeneron Healthcare Solutions, Inc. $19.15 04/05/2024 Food and Beverage Undisputed 01/23/2026 1114109733 CMS
Regeneron Healthcare Solutions, Inc. $17.76 05/03/2024 Food and Beverage Undisputed 01/23/2026 1114109735 CMS
Regeneron Healthcare Solutions, Inc. $31.21 06/28/2024 Food and Beverage Undisputed 01/23/2026 1114109737 CMS
Regeneron Healthcare Solutions, Inc. $31.87 08/09/2024 Food and Beverage Undisputed 01/23/2026 1114109739 CMS
Regeneron Healthcare Solutions, Inc. $34.56 09/13/2024 Food and Beverage Undisputed 01/23/2026 1114109741 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

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