IndustryPayments
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

JONATHAN B WILLIAMSON

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1881891703
CMS profile
644653
Location
HARTFORD, CT

General Payments · PY2018–2024

$7,779.40

  • Reported across 411 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,914.11

81 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.

Related groups: Gastroenterology CT All categories

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,914.11 81

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
ABBVIE INC. $411.99 19
Takeda Pharmaceuticals U.S.A., Inc. $305.28 11
Janssen Biotech, Inc. $280.97 13
Salix Pharmaceuticals, a division of Bausch Health US, LLC $216.79 10
GENZYME CORPORATION $197.06 7
Lilly USA, LLC $88.23 4
IRONWOOD PHARMACEUTICALS, INC $78.99 3
Regeneron Healthcare Solutions, Inc. $73.45 3
Mallinckrodt Hospital Products Inc. $47.01 2
INTERCEPT PHARMACEUTICALS, INC. $42.76 2
Vibrant Gastro, Inc. $36.90 1
Gilead Sciences, Inc. $34.62 2
Celgene Corporation $27.60 1
PENTAX OF AMERICA, INC. $25.02 1
Sandoz Inc. $24.97 1
Ferring Pharmaceuticals Inc. $22.47 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $1,327.33 76
PY2019 $1,259.75 78
PY2020 $378.43 19
PY2021 $157.41 9
PY2022 $886.44 60
PY2023 $1,855.93 88
PY2024 $1,914.11 81

Payment records · PY2024 (81)

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. $17.15 01/22/2024 Food and Beverage Undisputed 01/23/2026 1106343220 CMS
ABBVIE INC. $24.03 02/02/2024 Food and Beverage Undisputed 01/23/2026 1106343222 CMS
ABBVIE INC. $28.77 03/08/2024 Food and Beverage Undisputed 01/23/2026 1106343224 CMS
ABBVIE INC. $24.34 05/03/2024 Food and Beverage Undisputed 01/23/2026 1106343226 CMS
ABBVIE INC. $13.78 05/08/2024 Food and Beverage Undisputed 01/23/2026 1106343228 CMS
ABBVIE INC. $22.47 05/14/2024 Food and Beverage Undisputed 01/23/2026 1106343230 CMS
ABBVIE INC. $27.74 06/05/2024 Food and Beverage Undisputed 01/23/2026 1106343232 CMS
ABBVIE INC. $20.69 06/17/2024 Food and Beverage Undisputed 01/23/2026 1106343234 CMS
ABBVIE INC. $17.26 06/28/2024 Food and Beverage Undisputed 01/23/2026 1106343236 CMS
ABBVIE INC. $25.54 08/26/2024 Food and Beverage Undisputed 01/23/2026 1106343238 CMS
ABBVIE INC. $22.46 08/29/2024 Food and Beverage Undisputed 01/23/2026 1106343240 CMS
ABBVIE INC. $15.41 09/03/2024 Food and Beverage Undisputed 01/23/2026 1106343242 CMS
ABBVIE INC. $19.56 09/09/2024 Food and Beverage Undisputed 01/23/2026 1106343244 CMS
ABBVIE INC. $26.35 09/19/2024 Food and Beverage Undisputed 01/23/2026 1106343246 CMS
ABBVIE INC. $21.23 10/02/2024 Food and Beverage Undisputed 01/23/2026 1106343248 CMS
ABBVIE INC. $12.92 10/16/2024 Food and Beverage Undisputed 01/23/2026 1106343250 CMS
ABBVIE INC. $19.11 11/06/2024 Food and Beverage Undisputed 01/23/2026 1106343252 CMS
ABBVIE INC. $32.19 11/14/2024 Food and Beverage Undisputed 01/23/2026 1106343254 CMS
ABBVIE INC. $20.99 12/02/2024 Food and Beverage Undisputed 01/23/2026 1106343256 CMS
Celgene Corporation $27.60 01/09/2024 Food and Beverage Undisputed 01/23/2026 1101169844 CMS
Ferring Pharmaceuticals Inc. $22.47 12/04/2024 Food and Beverage Undisputed 01/23/2026 1137518673 CMS
GENZYME CORPORATION $32.42 01/19/2024 Food and Beverage Undisputed 01/23/2026 1139997049 CMS
GENZYME CORPORATION $26.12 04/30/2024 Food and Beverage Undisputed 01/23/2026 1139997055 CMS
GENZYME CORPORATION $27.93 05/14/2024 Food and Beverage Undisputed 01/23/2026 1139997057 CMS
GENZYME CORPORATION $26.69 06/03/2024 Food and Beverage Undisputed 01/23/2026 1139997063 CMS
GENZYME CORPORATION $27.71 08/16/2024 Food and Beverage Undisputed 01/23/2026 1139997071 CMS
GENZYME CORPORATION $25.83 10/09/2024 Food and Beverage Undisputed 01/23/2026 1139997075 CMS
GENZYME CORPORATION $30.36 12/06/2024 Food and Beverage Undisputed 01/23/2026 1139997109 CMS
Gilead Sciences, Inc. $16.66 08/21/2024 Food and Beverage Undisputed 01/23/2026 1133771577 CMS
Gilead Sciences, Inc. $17.96 10/25/2024 Food and Beverage Undisputed 01/23/2026 1133771579 CMS
Intercept Pharmaceuticals, Inc. $27.22 01/12/2024 Food and Beverage Undisputed 01/23/2026 1113635778 CMS
Intercept Pharmaceuticals, Inc. $15.54 07/12/2024 Food and Beverage Undisputed 01/23/2026 1113635780 CMS
IRONWOOD PHARMACEUTICALS, INC $29.43 05/06/2024 Food and Beverage Undisputed 01/23/2026 1153753419 CMS
IRONWOOD PHARMACEUTICALS, INC $26.41 07/31/2024 Food and Beverage Undisputed 01/23/2026 1153744349 CMS
IRONWOOD PHARMACEUTICALS, INC $23.15 12/11/2024 Food and Beverage Undisputed 01/23/2026 1153762516 CMS
Janssen Biotech, Inc. $27.30 01/18/2024 Food and Beverage Undisputed 01/23/2026 1078376639 CMS
Janssen Biotech, Inc. $20.65 01/31/2024 Food and Beverage Undisputed 01/23/2026 1078376549 CMS
Janssen Biotech, Inc. $25.03 02/07/2024 Food and Beverage Undisputed 01/23/2026 1078376938 CMS
Janssen Biotech, Inc. $25.21 02/12/2024 Food and Beverage Undisputed 01/23/2026 1078377685 CMS
Janssen Biotech, Inc. $23.75 02/26/2024 Food and Beverage Undisputed 01/23/2026 1078377490 CMS
Janssen Biotech, Inc. $24.88 05/02/2024 Food and Beverage Undisputed 01/23/2026 1078376870 CMS
Janssen Biotech, Inc. $20.26 05/06/2024 Food and Beverage Undisputed 01/23/2026 1078377645 CMS
Janssen Biotech, Inc. $22.10 07/15/2024 Food and Beverage Undisputed 01/23/2026 1078376752 CMS
Janssen Biotech, Inc. $20.07 09/30/2024 Food and Beverage Undisputed 01/23/2026 1078377068 CMS
Janssen Biotech, Inc. $20.47 11/18/2024 Food and Beverage Undisputed 01/23/2026 1078376946 CMS
Janssen Biotech, Inc. $18.89 11/18/2024 Food and Beverage Undisputed 01/23/2026 1078377109 CMS
Janssen Biotech, Inc. $6.27 11/20/2024 Food and Beverage Undisputed 01/23/2026 1078376845 CMS
Janssen Biotech, Inc. $26.09 11/21/2024 Food and Beverage Undisputed 01/23/2026 1078377198 CMS
Lilly USA, LLC $28.02 01/07/2024 Food and Beverage Undisputed 01/23/2026 1135081474 CMS
Lilly USA, LLC $19.81 01/26/2024 Food and Beverage Undisputed 01/23/2026 1135078125 CMS
Lilly USA, LLC $18.02 05/17/2024 Food and Beverage Undisputed 01/23/2026 1135078127 CMS
Lilly USA, LLC $22.38 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135078129 CMS
Mallinckrodt Hospital Products Inc. $25.05 03/11/2024 Food and Beverage Undisputed 01/23/2026 1145152990 CMS
Mallinckrodt Hospital Products Inc. $21.96 11/12/2024 Food and Beverage Undisputed 01/23/2026 1145152995 CMS
PENTAX of America, Inc. $25.02 03/12/2024 Food and Beverage Undisputed 01/23/2026 1119260308 CMS
Regeneron Healthcare Solutions, Inc. $30.08 04/15/2024 Food and Beverage Undisputed 01/23/2026 1114255732 CMS
Regeneron Healthcare Solutions, Inc. $23.06 09/16/2024 Food and Beverage Undisputed 01/23/2026 1114255734 CMS
Regeneron Healthcare Solutions, Inc. $20.31 09/23/2024 Food and Beverage Undisputed 01/23/2026 1114255736 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $23.96 01/05/2024 Food and Beverage Undisputed 01/23/2026 1153550858 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $19.09 02/07/2024 Food and Beverage Undisputed 01/23/2026 1153539562 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $24.40 03/06/2024 Food and Beverage Undisputed 01/23/2026 1153599631 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $12.86 04/03/2024 Food and Beverage Undisputed 01/23/2026 1153711596 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $24.04 05/01/2024 Food and Beverage Undisputed 01/23/2026 1153658603 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $14.78 06/06/2024 Food and Beverage Undisputed 01/23/2026 1153730997 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $24.68 06/12/2024 Food and Beverage Undisputed 01/23/2026 1153531554 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $24.42 07/03/2024 Food and Beverage Undisputed 01/23/2026 1153452139 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $24.41 09/11/2024 Food and Beverage Undisputed 01/23/2026 1153537430 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $24.15 10/09/2024 Food and Beverage Undisputed 01/23/2026 1153420639 CMS
Sandoz Inc. $24.97 09/18/2024 Food and Beverage Undisputed 01/23/2026 1089363619 CMS
Takeda Pharmaceuticals U.S.A., Inc. $33.25 01/04/2024 Food and Beverage Undisputed 01/23/2026 1137698092 CMS
Takeda Pharmaceuticals U.S.A., Inc. $21.30 02/23/2024 Food and Beverage Undisputed 01/23/2026 1137698094 CMS
Takeda Pharmaceuticals U.S.A., Inc. $33.28 03/04/2024 Food and Beverage Undisputed 01/23/2026 1137698096 CMS
Takeda Pharmaceuticals U.S.A., Inc. $29.82 06/25/2024 Food and Beverage Undisputed 01/23/2026 1137698098 CMS
Takeda Pharmaceuticals U.S.A., Inc. $21.14 07/10/2024 Food and Beverage Undisputed 01/23/2026 1137698100 CMS
Takeda Pharmaceuticals U.S.A., Inc. $24.66 09/04/2024 Food and Beverage Undisputed 01/23/2026 1137698102 CMS
Takeda Pharmaceuticals U.S.A., Inc. $27.54 09/20/2024 Food and Beverage Undisputed 01/23/2026 1137698104 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.33 09/26/2024 Food and Beverage Undisputed 01/23/2026 1137698106 CMS
Takeda Pharmaceuticals U.S.A., Inc. $30.22 10/24/2024 Food and Beverage Undisputed 01/23/2026 1137698108 CMS
Takeda Pharmaceuticals U.S.A., Inc. $28.45 11/15/2024 Food and Beverage Undisputed 01/23/2026 1137698110 CMS
Takeda Pharmaceuticals U.S.A., Inc. $32.29 11/19/2024 Food and Beverage Undisputed 01/23/2026 1137698112 CMS
Vibrant Gastro, Inc. $36.90 07/31/2024 Food and Beverage Undisputed 01/23/2026 1151330026 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

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.