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

PATRICK YULEI WEN

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1942867825
CMS profile
11444345
Location
ARLINGTON HEIGHTS, IL

General Payments · PY2023–2024

$27,811.83

  • Reported across 14 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$27,789.84

13 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
Consulting Fee $19,865.00 1
Travel and Lodging $7,546.37 3
Food and Beverage $278.48 8
Education $99.99 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Alexion Pharmaceuticals, Inc. $27,620.45 8
HARMONY BIOSCIENCES LLC $169.39 5

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2023 $21.99 1
PY2024 $27,789.84 13

Payment records · PY2024 (13)

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

Program year 2024 2023 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
Alexion Pharmaceuticals, Inc. $515.37 11/10/2024 Travel and Lodging Undisputed 01/23/2026 1093952939 CMS
Alexion Pharmaceuticals, Inc. $6,997.21 11/10/2024 Travel and Lodging Undisputed 01/23/2026 1094033201 CMS
Alexion Pharmaceuticals, Inc. $61.58 11/12/2024 Food and Beverage Undisputed 01/23/2026 1093896665 CMS
Alexion Pharmaceuticals, Inc. $33.79 11/12/2024 Travel and Lodging Undisputed 01/23/2026 1093996437 CMS
Alexion Pharmaceuticals, Inc. $39.98 11/12/2024 Food and Beverage Undisputed 01/23/2026 1094009369 CMS
Alexion Pharmaceuticals, Inc. $67.54 11/12/2024 Food and Beverage Undisputed 01/23/2026 1094022293 CMS
Alexion Pharmaceuticals, Inc. $39.98 11/13/2024 Food and Beverage Undisputed 01/23/2026 1094040109 CMS
Alexion Pharmaceuticals, Inc. $19,865.00 11/21/2024 Consulting Fee Undisputed 01/23/2026 1093893360 CMS
Harmony Biosciences Llc $22.80 10/04/2024 Food and Beverage Undisputed 01/23/2026 1141477620 CMS
Harmony Biosciences Llc $23.88 11/01/2024 Food and Beverage Undisputed 01/23/2026 1141477984 CMS
Harmony Biosciences Llc $8.39 11/22/2024 Food and Beverage Undisputed 01/23/2026 1141471194 CMS
Harmony Biosciences Llc $14.33 11/22/2024 Food and Beverage Undisputed 01/23/2026 1141475114 CMS
HARMONY BIOSCIENCES LLC $99.99 10/04/2024 Education Undisputed 01/23/2026 1126067912 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
2023, 2024
Source files
Dataset page · Bulk file · PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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