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

SARAH LAUREN CHAGNON

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurodevelopmental Disabilities

NPI
1770711269
CMS profile
1097162
Location
NORFOLK, VA

General Payments · PY2018–2024

$6,290.50

  • Reported across 58 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$3,088.33

19 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
LivaNova USA, Inc. $2,628.65 12
Supernus Pharmaceuticals, Inc. $238.67 5
ACADIA Pharmaceuticals Inc $221.01 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $837.73 3
PY2019 $584.57 10
PY2020 $287.94 7
PY2021 $1,225.95 6
PY2022 $122.45 1
PY2023 $143.53 12
PY2024 $3,088.33 19

Payment records · PY2024 (19)

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
ACADIA Pharmaceuticals Inc $21.01 05/07/2024 Food and Beverage Undisputed 01/23/2026 1147965934 CMS
ACADIA Pharmaceuticals Inc $200.00 10/21/2024 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 1147965936 CMS
LivaNova USA, Inc. $6.17 01/15/2024 Food and Beverage Undisputed 01/23/2026 1152793079 CMS
LivaNova USA, Inc. $9.38 06/14/2024 Food and Beverage Undisputed 01/23/2026 1152793105 CMS
LivaNova USA, Inc. $101.91 08/08/2024 Food and Beverage Undisputed 01/23/2026 1152793123 CMS
LivaNova USA, Inc. $880.00 08/27/2024 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 1152793125 CMS
LivaNova USA, Inc. $33.90 10/25/2024 Food and Beverage Undisputed 01/23/2026 1152793197 CMS
LivaNova USA, Inc. $497.95 11/08/2024 Travel and Lodging Undisputed 01/23/2026 1152793235 CMS
LivaNova USA, Inc. $381.00 11/08/2024 Travel and Lodging Undisputed 01/23/2026 1152793237 CMS
LivaNova USA, Inc. $232.83 11/08/2024 Travel and Lodging Undisputed 01/23/2026 1152793239 CMS
LivaNova USA, Inc. $214.24 11/08/2024 Food and Beverage Undisputed 01/23/2026 1152793241 CMS
LivaNova USA, Inc. $193.86 11/08/2024 Food and Beverage Undisputed 01/23/2026 1152793243 CMS
LivaNova USA, Inc. $69.71 11/09/2024 Food and Beverage Undisputed 01/23/2026 1152793201 CMS
LivaNova USA, Inc. $7.70 12/18/2024 Food and Beverage Undisputed 01/23/2026 1152793213 CMS
Supernus Pharmaceuticals, Inc. $149.25 01/04/2024 Food and Beverage Undisputed 01/23/2026 1147846722 CMS
Supernus Pharmaceuticals, Inc. $20.94 02/20/2024 Food and Beverage Undisputed 01/23/2026 1147846718 CMS
Supernus Pharmaceuticals, Inc. $20.94 05/06/2024 Food and Beverage Undisputed 01/23/2026 1147896965 CMS
Supernus Pharmaceuticals, Inc. $21.86 06/04/2024 Food and Beverage Undisputed 01/23/2026 1147896967 CMS
Supernus Pharmaceuticals, Inc. $25.68 10/10/2024 Food and Beverage Undisputed 01/23/2026 1147846720 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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