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

JANET M CHANCE

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1518053289
CMS profile
158815
Location
IRVINE, CA

General Payments · PY2018

$225.99

  • Reported across 11 records
  • CMS publication 2026-01-23

Latest program year · PY2018

$225.99

11 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

PY2018 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $208.41 9
Education $17.58 2

By paying entity

PY2018 · sorted by reported total

Paying entityAmountRecords
Adamas Pharmaceuticals, Inc. $166.59 7
ABBVIE INC. $23.03 2
ACADIA Pharmaceuticals Inc $22.50 1
Supernus Pharmaceuticals, Inc. $13.87 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $225.99 11

Payment records · PY2018 (11)

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

Program year 2018
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
AbbVie, Inc. $11.66 03/27/2018 Food and Beverage Undisputed 01/23/2026 570805309 CMS
AbbVie, Inc. $11.37 07/03/2018 Food and Beverage Undisputed 01/23/2026 571092605 CMS
ACADIA Pharmaceuticals Inc $22.50 02/26/2018 Food and Beverage Undisputed 01/23/2026 597308261 CMS
Adamas Pharmaceuticals, Inc. $8.79 01/18/2018 Education Undisputed 01/23/2026 605391825 CMS
Adamas Pharmaceuticals, Inc. $8.79 01/18/2018 Education Undisputed 01/23/2026 605391831 CMS
Adamas Pharmaceuticals, Inc. $121.04 03/13/2018 Food and Beverage Undisputed 01/23/2026 605391835 CMS
Adamas Pharmaceuticals, Inc. $6.20 09/18/2018 Food and Beverage Undisputed 01/23/2026 605391841 CMS
Adamas Pharmaceuticals, Inc. $7.27 10/01/2018 Food and Beverage Undisputed 01/23/2026 605391845 CMS
Adamas Pharmaceuticals, Inc. $7.25 10/26/2018 Food and Beverage Undisputed 01/23/2026 605391847 CMS
Adamas Pharmaceuticals, Inc. $7.25 11/08/2018 Food and Beverage Undisputed 01/23/2026 605391851 CMS
Supernus Pharmaceuticals, Inc. $13.87 04/13/2018 Food and Beverage Undisputed 01/23/2026 615701113 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
Source files
Dataset page · Bulk file · PY2018
Generated from
OP_DTL_GNRL_PGYR2018_P01232026_01102026.csv

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