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

WEI M SUN

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1164487450
CMS profile
97848
Location
ELGIN, IL

General Payments · PY2018–2024

$1,337.90

  • Reported across 57 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$398.74

17 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 $398.74 17

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Celgene Corporation $172.30 11
E.R. Squibb & Sons, L.L.C. $124.99 1
ABBVIE INC. $44.42 2
Boehringer Ingelheim Pharmaceuticals, Inc. $24.87 1
PFIZER INC. $17.66 1
AIMMUNE THERAPEUTICS, INC. $14.50 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $263.37 12
PY2019 $357.82 11
PY2020 $30.25 2
PY2021 $104.66 6
PY2022 $147.05 7
PY2023 $36.01 2
PY2024 $398.74 17

Payment records · PY2024 (17)

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
ABBVIE INC. $26.91 02/07/2024 Food and Beverage Undisputed 01/23/2026 1106183231 CMS
ABBVIE INC. $17.51 07/18/2024 Food and Beverage Undisputed 01/23/2026 1106183233 CMS
AIMMUNE THERAPEUTICS, INC. $14.50 08/26/2024 Food and Beverage Undisputed 01/23/2026 1146990246 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $24.87 10/14/2024 Food and Beverage Undisputed 01/23/2026 1117898306 CMS
Celgene Corporation $4.46 01/12/2024 Food and Beverage Undisputed 01/23/2026 1101087529 CMS
Celgene Corporation $6.67 01/29/2024 Food and Beverage Undisputed 01/23/2026 1101087531 CMS
Celgene Corporation $0.90 01/29/2024 Food and Beverage Undisputed 01/23/2026 1101087539 CMS
Celgene Corporation $5.21 02/12/2024 Food and Beverage Undisputed 01/23/2026 1101087533 CMS
Celgene Corporation $15.76 02/26/2024 Food and Beverage Undisputed 01/23/2026 1101087535 CMS
Celgene Corporation $62.90 02/26/2024 Food and Beverage Undisputed 01/23/2026 1101087537 CMS
Celgene Corporation $4.26 03/12/2024 Food and Beverage Undisputed 01/23/2026 1101087541 CMS
Celgene Corporation $13.22 07/01/2024 Food and Beverage Undisputed 01/23/2026 1101087549 CMS
Celgene Corporation $40.57 07/01/2024 Food and Beverage Undisputed 01/23/2026 1101087551 CMS
Celgene Corporation $2.39 08/05/2024 Food and Beverage Undisputed 01/23/2026 1101087561 CMS
Celgene Corporation $15.96 08/05/2024 Food and Beverage Undisputed 01/23/2026 1101087563 CMS
E.R. Squibb & Sons, L.L.C. $124.99 01/17/2024 Food and Beverage Undisputed 01/23/2026 1101239790 CMS
PFIZER INC. $17.66 06/25/2024 Food and Beverage Undisputed 01/23/2026 1131672817 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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