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

BRIGID MARIE RIORDAN

Physician Assistants & Advanced Practice Nursing Providers Nurse Practitioner Primary Care

NPI
1568835833
CMS profile
10789029
Location
NORCO, CA

General Payments · PY2021–2024

$1,890.49

  • Reported across 84 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$383.59

25 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 $383.59 25

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Lilly USA, LLC $134.52 13
Novo Nordisk AS $68.68 3
Astellas Pharma US Inc $49.13 2
PFIZER INC. $39.40 2
Acerta Pharma LLC $36.68 2
Hologic Sales and Service, LLC $23.80 1
DEXCOM, INC. $16.33 1
Bayer HealthCare Pharmaceuticals Inc. $15.05 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $589.06 28
PY2022 $707.56 20
PY2023 $210.28 11
PY2024 $383.59 25

Payment records · PY2024 (25)

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

Program year 2024 202120222023 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
Astellas Pharma US Inc $26.05 04/09/2024 Food and Beverage Undisputed 01/23/2026 1139484774 CMS
Astellas Pharma US Inc $23.08 08/22/2024 Food and Beverage Undisputed 01/23/2026 1139527584 CMS
AstraZeneca Pharmaceuticals LP $13.29 04/23/2024 Food and Beverage Undisputed 01/23/2026 1105399861 CMS
AstraZeneca Pharmaceuticals LP $23.39 08/27/2024 Food and Beverage Undisputed 01/23/2026 1105228273 CMS
Bayer Healthcare Pharmaceuticals Inc. $15.05 10/29/2024 Food and Beverage Undisputed 01/23/2026 1086358484 CMS
Dexcom, Inc. $16.33 04/10/2024 Food and Beverage Undisputed 01/23/2026 1153352196 CMS
Hologic Sales and Service, LLC $23.80 03/06/2024 Food and Beverage Undisputed 01/23/2026 1084904990 CMS
Lilly USA, LLC $18.85 01/31/2024 Food and Beverage Undisputed 01/23/2026 1135553759 CMS
Lilly USA, LLC $1.27 01/31/2024 Food and Beverage Undisputed 01/23/2026 1135568066 CMS
Lilly USA, LLC $9.53 01/31/2024 Food and Beverage Undisputed 01/23/2026 1135569414 CMS
Lilly USA, LLC $9.73 02/20/2024 Food and Beverage Undisputed 01/23/2026 1135568068 CMS
Lilly USA, LLC $18.73 02/22/2024 Food and Beverage Undisputed 01/23/2026 1135607459 CMS
Lilly USA, LLC $9.29 03/25/2024 Food and Beverage Undisputed 01/23/2026 1135542239 CMS
Lilly USA, LLC $7.76 04/18/2024 Food and Beverage Undisputed 01/23/2026 1135553761 CMS
Lilly USA, LLC $15.09 04/25/2024 Food and Beverage Undisputed 01/23/2026 1135577170 CMS
Lilly USA, LLC $17.58 05/01/2024 Food and Beverage Undisputed 01/23/2026 1135542237 CMS
Lilly USA, LLC $10.39 07/18/2024 Food and Beverage Undisputed 01/23/2026 1135581994 CMS
Lilly USA, LLC $7.23 10/03/2024 Food and Beverage Undisputed 01/23/2026 1135553757 CMS
Lilly USA, LLC $1.49 10/03/2024 Food and Beverage Undisputed 01/23/2026 1135591146 CMS
Lilly USA, LLC $7.58 10/30/2024 Food and Beverage Undisputed 01/23/2026 1135568070 CMS
Novo Nordisk Inc $23.86 03/21/2024 Food and Beverage Undisputed 01/23/2026 1100258544 CMS
Novo Nordisk Inc $18.61 07/29/2024 Food and Beverage Undisputed 01/23/2026 1100553637 CMS
Novo Nordisk Inc $26.21 10/08/2024 Food and Beverage Undisputed 01/23/2026 1100510239 CMS
PFIZER INC. $23.98 05/21/2024 Food and Beverage Undisputed 01/23/2026 1131682829 CMS
PFIZER INC. $15.42 06/11/2024 Food and Beverage Undisputed 01/23/2026 1131682755 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, 2023, 2024
Source files
Dataset page · Bulk file · PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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