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

ANDREW LARSON

Allopathic & Osteopathic Physicians Otolaryngology

NPI
1144615253
CMS profile
7529324
Location
BOSTON, MA

General Payments · PY2021–2024

$1,385.42

  • Reported across 14 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,349.55

12 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 $1,021.43 6
Food and Beverage $328.12 6

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Stryker Corporation $1,123.09 9
Coherus Biosciences Inc. $142.02 1
KLS-Martin L.P. $84.44 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $12.01 1
PY2022 $23.86 1
PY2024 $1,349.55 12

Payment records · PY2024 (12)

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

Program year 2024 20212022 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
Coherus Biosciences Inc. $142.02 07/12/2024 Food and Beverage Undisputed 01/23/2026 1147275798 CMS
KLS-Martin L.P. $42.22 05/09/2024 Food and Beverage Undisputed 01/23/2026 1144440099 CMS
KLS-Martin L.P. $42.22 05/09/2024 Food and Beverage Undisputed 01/23/2026 1144945089 CMS
Stryker Corporation $553.30 01/12/2024 Travel and Lodging Undisputed 01/23/2026 1119887909 CMS
Stryker Corporation $9.24 03/15/2024 Food and Beverage Undisputed 01/23/2026 1119887914 CMS
Stryker Corporation $46.89 03/16/2024 Travel and Lodging Undisputed 01/23/2026 1119887918 CMS
Stryker Corporation $19.57 03/16/2024 Travel and Lodging Undisputed 01/23/2026 1119887922 CMS
Stryker Corporation $14.68 03/16/2024 Travel and Lodging Undisputed 01/23/2026 1119887926 CMS
Stryker Corporation $61.55 03/17/2024 Travel and Lodging Undisputed 01/23/2026 1119887930 CMS
Stryker Corporation $45.69 03/20/2024 Food and Beverage Undisputed 01/23/2026 1119887935 CMS
Stryker Corporation $46.73 03/20/2024 Food and Beverage Undisputed 01/23/2026 1119887939 CMS
Stryker Corporation $325.44 04/19/2024 Travel and Lodging Undisputed 01/23/2026 1119887943 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
2021, 2022, 2024
Source files
Dataset page · Bulk file · PY2021 , PY2022 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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