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

SIAMAK ARASSI

Allopathic & Osteopathic Physicians Internal Medicine Addiction Medicine

NPI
1083680417
CMS profile
185495
Location
BROOKFIELD, WI

General Payments · PY2018–2022

$2,249.26

  • Reported across 151 records
  • CMS publication 2026-01-23

Latest program year · PY2022

$266.90

10 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

PY2022 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $266.90 10

By paying entity

PY2022 · sorted by reported total

Paying entityAmountRecords
ABBVIE INC. $163.62 5
Gilead Sciences, Inc. $58.20 3
Indivior Inc. $27.35 1
USWM, LLC $17.73 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $574.20 41
PY2019 $426.32 32
PY2020 $430.36 29
PY2021 $551.48 39
PY2022 $266.90 10

Payment records · PY2022 (10)

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

Program year 2022 2018201920202021 Record-level detail is published for PY2022; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
ABBVIE INC. $13.75 01/25/2022 Food and Beverage Undisputed 01/23/2026 890518977 CMS
ABBVIE INC. $20.88 01/27/2022 Food and Beverage Undisputed 01/23/2026 890518979 CMS
ABBVIE INC. $114.20 05/05/2022 Food and Beverage Undisputed 01/23/2026 890518981 CMS
ABBVIE INC. $5.72 06/06/2022 Food and Beverage Undisputed 01/23/2026 890518983 CMS
ABBVIE INC. $9.07 08/15/2022 Food and Beverage Undisputed 01/23/2026 890518985 CMS
Gilead Sciences, Inc. $19.05 01/04/2022 Food and Beverage Undisputed 01/23/2026 929578919 CMS
Gilead Sciences, Inc. $19.35 02/09/2022 Food and Beverage Undisputed 01/23/2026 929578921 CMS
Gilead Sciences, Inc. $19.80 03/03/2022 Food and Beverage Undisputed 01/23/2026 929578923 CMS
Indivior Inc. $27.35 05/12/2022 Food and Beverage Undisputed 01/23/2026 914468477 CMS
USWM, LLC $17.73 01/12/2022 Food and Beverage Undisputed 01/23/2026 920173645 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
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021 , PY2022
Generated from
OP_DTL_GNRL_PGYR2022_P01232026_01102026.csv

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

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.