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

WILLIAM G WIERDA

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1497848279
CMS profile
248876
Location
HOUSTON, TX

General Payments · PY2018–2024

$88,391.88

  • Reported across 175 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$3,664.90

22 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
Travel and Lodging $2,475.31 5
Food and Beverage $1,189.59 17

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Eli Lilly and Company $1,897.87 6
ABBVIE INC. $1,229.13 8
Acerta Pharma LLC $183.42 3
AstraZeneca UK Limited $120.17 2
Apellis Pharmaceuticals, Inc. $104.04 1
Lilly USA, LLC $101.42 1
SOBI, INC $28.85 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $38,645.09 66
PY2019 $4,284.20 27
PY2020 $53.91 2
PY2021 $2,209.67 4
PY2022 $2,705.25 14
PY2023 $36,828.86 40
PY2024 $3,664.90 22

Payment records · PY2024 (22)

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. $15.93 06/12/2024 Food and Beverage Undisputed 01/23/2026 1106336203 CMS
ABBVIE INC. $288.22 11/15/2024 Travel and Lodging Undisputed 01/23/2026 1106336205 CMS
ABBVIE INC. $150.00 11/15/2024 Food and Beverage Undisputed 01/23/2026 1106336207 CMS
ABBVIE INC. $646.41 11/16/2024 Travel and Lodging Undisputed 01/23/2026 1106336209 CMS
ABBVIE INC. $10.00 11/16/2024 Food and Beverage Undisputed 01/23/2026 1106336211 CMS
ABBVIE INC. $50.00 11/16/2024 Food and Beverage Undisputed 01/23/2026 1106336213 CMS
ABBVIE INC. $12.86 12/06/2024 Food and Beverage Undisputed 01/23/2026 1106336215 CMS
ABBVIE INC. $55.71 12/06/2024 Food and Beverage Undisputed 01/23/2026 1106336217 CMS
Apellis Pharmaceuticals, Inc. $104.04 02/15/2024 Food and Beverage Undisputed 01/23/2026 1154031439 CMS
AstraZeneca Pharmaceuticals LP $94.41 05/15/2024 Food and Beverage Undisputed 01/23/2026 1110545945 CMS
AstraZeneca Pharmaceuticals LP $29.01 05/22/2024 Food and Beverage Undisputed 01/23/2026 1110532155 CMS
AstraZeneca Pharmaceuticals LP $60.00 12/06/2024 Food and Beverage Undisputed 01/23/2026 1110548286 CMS
AstraZeneca UK Limited $60.17 09/26/2024 Food and Beverage Undisputed 01/23/2026 1110545451 CMS
AstraZeneca UK Limited $60.00 12/07/2024 Food and Beverage Undisputed 01/23/2026 1110549836 CMS
Eli Lilly and Company $42.25 02/02/2024 Food and Beverage Undisputed 01/23/2026 1135442103 CMS
Eli Lilly and Company $860.00 02/02/2024 Travel and Lodging Undisputed 01/23/2026 1135484107 CMS
Eli Lilly and Company $76.68 02/02/2024 Travel and Lodging Undisputed 01/23/2026 1135484109 CMS
Eli Lilly and Company $604.00 02/02/2024 Travel and Lodging Undisputed 01/23/2026 1135499600 CMS
Eli Lilly and Company $14.93 02/02/2024 Food and Beverage Undisputed 01/23/2026 1135506524 CMS
Eli Lilly and Company $300.01 12/07/2024 Food and Beverage Undisputed 01/23/2026 1135484111 CMS
Lilly USA, LLC $101.42 09/03/2024 Food and Beverage Undisputed 01/23/2026 1135506526 CMS
SOBI, INC $28.85 07/23/2024 Food and Beverage Undisputed 01/23/2026 1141426127 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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