Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-06-30 View official record Methodology

Covered recipient · General Payments record

SAMEER K MATHUR

Allopathic & Osteopathic Physicians Pediatrics Pediatric Allergy/Immunology

NPI
1063488138
CMS profile
450523
Location
MADISON, WI

General Payments · PY2019–2025

$257,595.07

  • Reported across 197 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$26,434.02

18 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

PY2025 · sorted by reported total

By paying entity

PY2025 · sorted by reported total

Paying entityAmountRecords
GENZYME CORPORATION $11,424.22 6
NOVARTIS PHARMACEUTICALS CORPORATION $10,188.98 7
GlaxoSmithKline, LLC. $2,600.00 1
Acerta Pharma LLC $2,186.82 3
Amgen Inc. $34.00 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $42,343.34 37
PY2020 $42,490.53 25
PY2021 $66,955.62 32
PY2022 $21,136.25 13
PY2023 $40,853.05 44
PY2024 $17,382.26 28
PY2025 $26,434.02 18

Payment records · PY2025 (18)

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

Program year 2025 201920202021202220232024 Record-level detail is published for PY2025; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Amgen Inc. $34.00 09/18/2025 Education Undisputed 06/30/2026 1226897388 CMS
AstraZeneca Pharmaceuticals LP $450.00 08/26/2025 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 06/30/2026 1206732851 CMS
AstraZeneca Pharmaceuticals LP $125.82 11/07/2025 Food and Beverage Undisputed 06/30/2026 1207220785 CMS
AstraZeneca Pharmaceuticals LP $1,611.00 12/10/2025 Consulting Fee Undisputed 06/30/2026 1206278026 CMS
GENZYME CORPORATION $7,735.00 04/25/2025 Consulting Fee Undisputed 06/30/2026 1233483594 CMS
GENZYME CORPORATION $1,719.00 04/25/2025 Consulting Fee Undisputed 06/30/2026 1233483598 CMS
GENZYME CORPORATION $706.98 04/25/2025 Travel and Lodging Undisputed 06/30/2026 1233483689 CMS
GENZYME CORPORATION $320.83 04/25/2025 Consulting Fee Undisputed 06/30/2026 1233483693 CMS
GENZYME CORPORATION $166.94 04/25/2025 Food and Beverage Undisputed 06/30/2026 1233483697 CMS
GENZYME CORPORATION $775.47 04/25/2025 Travel and Lodging Undisputed 06/30/2026 1233483701 CMS
GlaxoSmithKline, LLC. $2,600.00 06/11/2025 Consulting Fee Undisputed 06/30/2026 1191758136 CMS
Novartis Pharmaceuticals Corporation $19.31 05/01/2025 Education Undisputed 06/30/2026 1200734621 CMS
Novartis Pharmaceuticals Corporation $804.55 05/01/2025 Travel and Lodging Undisputed 06/30/2026 1200734623 CMS
Novartis Pharmaceuticals Corporation $106.48 05/02/2025 Food and Beverage Undisputed 06/30/2026 1200678588 CMS
Novartis Pharmaceuticals Corporation $8,800.00 05/02/2025 Consulting Fee Undisputed 06/30/2026 1200678590 CMS
Novartis Pharmaceuticals Corporation $228.10 05/02/2025 Travel and Lodging Undisputed 06/30/2026 1200678592 CMS
Novartis Pharmaceuticals Corporation $210.54 05/02/2025 Travel and Lodging Undisputed 06/30/2026 1200678594 CMS
Novartis Pharmaceuticals Corporation $20.00 05/02/2025 Travel and Lodging Undisputed 06/30/2026 1200678596 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

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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.