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

MAUREEN MCMAHON

Allopathic & Osteopathic Physicians Internal Medicine Rheumatology

NPI
1285655852
CMS profile
240146
Location
LOS ANGELES, CA

General Payments · PY2018–2024

$304,179.08

  • Reported across 226 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$46,882.34

33 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

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
GlaxoSmithKline, LLC. $30,452.48 17
Acerta Pharma LLC $9,139.28 7
Aurinia Pharma U.S., Inc. $5,210.58 7
Genentech, Inc. $2,080.00 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $11,301.84 22
PY2019 $35,460.99 26
PY2020 $30,753.90 19
PY2021 $63,709.90 47
PY2022 $48,360.59 33
PY2023 $67,709.52 46
PY2024 $46,882.34 33

Payment records · PY2024 (33)

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
AstraZeneca Pharmaceuticals LP $121.15 01/18/2024 Food and Beverage Undisputed 01/23/2026 1105364856 CMS
AstraZeneca Pharmaceuticals LP $310.28 01/18/2024 Travel and Lodging Undisputed 01/23/2026 1105812607 CMS
AstraZeneca Pharmaceuticals LP $4,300.00 01/26/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1104350824 CMS
AstraZeneca Pharmaceuticals LP $120.85 09/11/2024 Food and Beverage Undisputed 01/23/2026 1105796292 CMS
AstraZeneca Pharmaceuticals LP $1,600.00 09/18/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1105207009 CMS
AstraZeneca Pharmaceuticals LP $537.00 11/25/2024 Consulting Fee Undisputed 01/23/2026 1104642143 CMS
AstraZeneca Pharmaceuticals LP $2,150.00 12/05/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1105899416 CMS
Aurinia Pharma U.S., Inc. $137.50 03/25/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1150687279 CMS
Aurinia Pharma U.S., Inc. $275.00 05/30/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1150687281 CMS
Aurinia Pharma U.S., Inc. $2,200.00 09/12/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1150687283 CMS
Aurinia Pharma U.S., Inc. $124.92 09/20/2024 Food and Beverage Undisputed 01/23/2026 1150687285 CMS
Aurinia Pharma U.S., Inc. $125.00 11/07/2024 Food and Beverage Undisputed 01/23/2026 1150687287 CMS
Aurinia Pharma U.S., Inc. $2,200.00 11/14/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1150687289 CMS
Aurinia Pharma U.S., Inc. $148.16 11/16/2024 Food and Beverage Undisputed 01/23/2026 1150687291 CMS
Genentech, Inc. $1,080.00 04/17/2024 Consulting Fee Undisputed 01/23/2026 1133066877 CMS
Genentech, Inc. $1,000.00 08/05/2024 Consulting Fee Undisputed 01/23/2026 1133066873 CMS
GlaxoSmithKline, LLC. $1,300.00 01/11/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116400138 CMS
GlaxoSmithKline, LLC. $5,200.00 02/16/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116300590 CMS
GlaxoSmithKline, LLC. $1,300.00 02/16/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116489022 CMS
GlaxoSmithKline, LLC. $650.00 02/26/2024 Consulting Fee Undisputed 01/23/2026 1116515331 CMS
GlaxoSmithKline, LLC. $107.82 05/16/2024 Food and Beverage Undisputed 01/23/2026 1116030896 CMS
GlaxoSmithKline, LLC. $25.01 05/18/2024 Food and Beverage Undisputed 01/23/2026 1116372511 CMS
GlaxoSmithKline, LLC. $975.00 06/10/2024 Consulting Fee Undisputed 01/23/2026 1116191298 CMS
GlaxoSmithKline, LLC. $3,900.00 06/10/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116720880 CMS
GlaxoSmithKline, LLC. $1,300.00 06/14/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116583723 CMS
GlaxoSmithKline, LLC. $19.39 07/15/2024 Food and Beverage Undisputed 01/23/2026 1116693273 CMS
GlaxoSmithKline, LLC. $975.00 07/19/2024 Consulting Fee Undisputed 01/23/2026 1116475492 CMS
GlaxoSmithKline, LLC. $75.26 09/28/2024 Food and Beverage Undisputed 01/23/2026 1116410895 CMS
GlaxoSmithKline, LLC. $1,300.00 09/30/2024 Consulting Fee Undisputed 01/23/2026 1115772386 CMS
GlaxoSmithKline, LLC. $325.00 10/04/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116238448 CMS
GlaxoSmithKline, LLC. $5,200.00 10/28/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1116661595 CMS
GlaxoSmithKline, LLC. $6,500.00 11/05/2024 Consulting Fee Undisputed 01/23/2026 1116594818 CMS
GlaxoSmithKline, LLC. $1,300.00 12/23/2024 Consulting Fee Undisputed 01/23/2026 1116671296 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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