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

JOHN M VIERLING

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1043390388
CMS profile
138615
Location
HOUSTON, TX

General Payments · PY2018–2024

$195,753.59

  • Reported across 128 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$47,095.10

31 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

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Gilead Sciences, Inc. $47,074.60 30
Takeda Pharmaceuticals U.S.A., Inc. $20.50 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $12,999.69 19
PY2019 $53,828.73 50
PY2020 $22,243.36 8
PY2021 $20,640.00 5
PY2022 $24,835.99 10
PY2023 $14,110.72 5
PY2024 $47,095.10 31

Payment records · PY2024 (31)

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
Gilead Sciences, Inc. $13,337.50 05/15/2024 Consulting Fee Undisputed 01/23/2026 1133599153 CMS
Gilead Sciences, Inc. $301.30 05/15/2024 Travel and Lodging Undisputed 01/23/2026 1133865450 CMS
Gilead Sciences, Inc. $697.19 05/15/2024 Travel and Lodging Undisputed 01/23/2026 1133865452 CMS
Gilead Sciences, Inc. $2,710.00 06/28/2024 Consulting Fee Undisputed 01/23/2026 1133599155 CMS
Gilead Sciences, Inc. $119.27 08/23/2024 Food and Beverage Undisputed 01/23/2026 1133786953 CMS
Gilead Sciences, Inc. $36.84 08/24/2024 Food and Beverage Undisputed 01/23/2026 1133786955 CMS
Gilead Sciences, Inc. $52.20 08/24/2024 Food and Beverage Undisputed 01/23/2026 1133786957 CMS
Gilead Sciences, Inc. $55.55 08/24/2024 Food and Beverage Undisputed 01/23/2026 1133786959 CMS
Gilead Sciences, Inc. $59.36 08/24/2024 Food and Beverage Undisputed 01/23/2026 1133786961 CMS
Gilead Sciences, Inc. $253.49 08/24/2024 Travel and Lodging Undisputed 01/23/2026 1133865454 CMS
Gilead Sciences, Inc. $354.50 08/24/2024 Travel and Lodging Undisputed 01/23/2026 1133865456 CMS
Gilead Sciences, Inc. $420.94 08/24/2024 Travel and Lodging Undisputed 01/23/2026 1133865458 CMS
Gilead Sciences, Inc. $896.95 08/24/2024 Travel and Lodging Undisputed 01/23/2026 1133865460 CMS
Gilead Sciences, Inc. $149.91 09/03/2024 Food and Beverage Undisputed 01/23/2026 1133786963 CMS
Gilead Sciences, Inc. $959.42 09/03/2024 Travel and Lodging Undisputed 01/23/2026 1133865462 CMS
Gilead Sciences, Inc. $22.54 09/04/2024 Food and Beverage Undisputed 01/23/2026 1133786965 CMS
Gilead Sciences, Inc. $33.81 09/04/2024 Food and Beverage Undisputed 01/23/2026 1133786967 CMS
Gilead Sciences, Inc. $56.34 09/04/2024 Food and Beverage Undisputed 01/23/2026 1133786969 CMS
Gilead Sciences, Inc. $6,190.00 09/17/2024 Consulting Fee Undisputed 01/23/2026 1133599157 CMS
Gilead Sciences, Inc. $3,240.00 09/25/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1133605792 CMS
Gilead Sciences, Inc. $308.14 10/15/2024 Travel and Lodging Undisputed 01/23/2026 1133865464 CMS
Gilead Sciences, Inc. $530.48 10/15/2024 Travel and Lodging Undisputed 01/23/2026 1133865466 CMS
Gilead Sciences, Inc. $121.54 10/22/2024 Food and Beverage Undisputed 01/23/2026 1133786971 CMS
Gilead Sciences, Inc. $503.05 10/22/2024 Travel and Lodging Undisputed 01/23/2026 1133865468 CMS
Gilead Sciences, Inc. $3,790.00 10/24/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1133605794 CMS
Gilead Sciences, Inc. $58.18 11/14/2024 Food and Beverage Undisputed 01/23/2026 1133786973 CMS
Gilead Sciences, Inc. $72.50 11/14/2024 Food and Beverage Undisputed 01/23/2026 1133786975 CMS
Gilead Sciences, Inc. $73.60 11/14/2024 Food and Beverage Undisputed 01/23/2026 1133786977 CMS
Gilead Sciences, Inc. $5,230.00 11/28/2024 Consulting Fee Undisputed 01/23/2026 1133599159 CMS
Gilead Sciences, Inc. $6,440.00 12/16/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1133605796 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.50 01/11/2024 Food and Beverage Undisputed 01/23/2026 1137692656 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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