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

THOMAS D EISEN

Allopathic & Osteopathic Physicians Internal Medicine Nephrology

NPI
1427044684
CMS profile
19525
Location
NEW HAVEN, CT

General Payments · PY2018–2024

$7,270.38

  • Reported across 338 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,412.97

64 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: Nephrology CT All categories

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,359.33 60
Education $53.64 4

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Novo Nordisk AS $184.73 8
Ardelyx, Inc. $180.29 8
Retrophin, Inc. $156.29 8
Acerta Pharma LLC $133.62 7
Mallinckrodt Hospital Products Inc. $111.70 4
Amgen Inc. $102.44 4
AKEBIA THERAPEUTICS INC $94.06 4
NOVARTIS PHARMACEUTICALS CORPORATION $68.79 4
Fresenius USA Marketing, Inc. $62.26 3
Alexion Pharmaceuticals, Inc. $60.72 2
Otsuka America Pharmaceutical, Inc. $52.71 2
Boehringer Ingelheim Pharmaceuticals, Inc. $38.14 2
CALLIDITAS THERAPEUTICS US INC. $36.15 2
Relypsa, Inc. $28.12 1
Aurinia Pharma U.S., Inc. $27.46 1
GENZYME CORPORATION $25.66 1
CorMedix Inc. $18.41 1
Kyowa Kirin, Inc. $17.04 1
Xeris Pharmaceuticals, Inc. $14.38 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $969.10 51
PY2019 $1,175.91 57
PY2020 $427.64 18
PY2021 $806.23 40
PY2022 $1,290.95 56
PY2023 $1,187.58 52
PY2024 $1,412.97 64

Payment records · PY2024 (64)

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
AKEBIA THERAPEUTICS INC $26.23 04/19/2024 Food and Beverage Undisputed 01/23/2026 1145824414 CMS
AKEBIA THERAPEUTICS INC $19.61 05/24/2024 Food and Beverage Undisputed 01/23/2026 1145824416 CMS
AKEBIA THERAPEUTICS INC $23.61 11/01/2024 Food and Beverage Undisputed 01/23/2026 1145830309 CMS
AKEBIA THERAPEUTICS INC $24.61 11/01/2024 Education Undisputed 01/23/2026 1145834137 CMS
Alexion Pharmaceuticals, Inc. $32.73 04/17/2024 Food and Beverage Undisputed 01/23/2026 1094020737 CMS
Alexion Pharmaceuticals, Inc. $27.99 08/08/2024 Food and Beverage Undisputed 01/23/2026 1094019106 CMS
Amgen Inc. $25.39 03/06/2024 Food and Beverage Undisputed 01/23/2026 1115597163 CMS
Amgen Inc. $24.73 06/20/2024 Food and Beverage Undisputed 01/23/2026 1115597172 CMS
Amgen Inc. $27.06 10/18/2024 Food and Beverage Undisputed 01/23/2026 1115597180 CMS
Amgen Inc. $25.26 10/30/2024 Food and Beverage Undisputed 01/23/2026 1117547621 CMS
Ardelyx, Inc. $18.85 01/12/2024 Food and Beverage Undisputed 01/23/2026 1146679153 CMS
Ardelyx, Inc. $23.57 02/16/2024 Food and Beverage Undisputed 01/23/2026 1146679155 CMS
Ardelyx, Inc. $25.56 03/28/2024 Food and Beverage Undisputed 01/23/2026 1146679157 CMS
Ardelyx, Inc. $23.80 04/25/2024 Food and Beverage Undisputed 01/23/2026 1146679159 CMS
Ardelyx, Inc. $25.48 05/17/2024 Food and Beverage Undisputed 01/23/2026 1146679161 CMS
Ardelyx, Inc. $23.66 06/06/2024 Food and Beverage Undisputed 01/23/2026 1146679163 CMS
Ardelyx, Inc. $25.85 07/10/2024 Food and Beverage Undisputed 01/23/2026 1146679165 CMS
Ardelyx, Inc. $13.52 11/15/2024 Food and Beverage Undisputed 01/23/2026 1146679167 CMS
AstraZeneca Pharmaceuticals LP $24.04 01/11/2024 Food and Beverage Undisputed 01/23/2026 1104395595 CMS
AstraZeneca Pharmaceuticals LP $24.93 02/28/2024 Food and Beverage Undisputed 01/23/2026 1104392055 CMS
AstraZeneca Pharmaceuticals LP $15.63 06/05/2024 Food and Beverage Undisputed 01/23/2026 1105679417 CMS
AstraZeneca Pharmaceuticals LP $24.72 08/15/2024 Food and Beverage Undisputed 01/23/2026 1105611605 CMS
AstraZeneca Pharmaceuticals LP $14.33 10/11/2024 Food and Beverage Undisputed 01/23/2026 1104382315 CMS
AstraZeneca Pharmaceuticals LP $15.72 10/11/2024 Food and Beverage Undisputed 01/23/2026 1104714233 CMS
AstraZeneca Pharmaceuticals LP $14.25 12/11/2024 Food and Beverage Undisputed 01/23/2026 1104618922 CMS
Aurinia Pharma U.S., Inc. $27.46 11/08/2024 Food and Beverage Undisputed 01/23/2026 1150679555 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $17.44 01/25/2024 Food and Beverage Undisputed 01/23/2026 1118003454 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $20.70 05/16/2024 Food and Beverage Undisputed 01/23/2026 1118003456 CMS
CALLIDITAS THERAPEUTICS US INC. $21.49 08/02/2024 Food and Beverage Undisputed 01/23/2026 1141519703 CMS
CALLIDITAS THERAPEUTICS US INC. $14.66 11/08/2024 Food and Beverage Undisputed 01/23/2026 1141526800 CMS
CorMedix Inc. $18.41 10/16/2024 Food and Beverage Undisputed 01/23/2026 1082026167 CMS
Fresenius USA Marketing, Inc. $19.98 03/01/2024 Food and Beverage Undisputed 01/23/2026 1154202218 CMS
Fresenius USA Marketing, Inc. $20.85 05/22/2024 Food and Beverage Undisputed 01/23/2026 1154202220 CMS
Fresenius USA Marketing, Inc. $21.43 11/21/2024 Food and Beverage Undisputed 01/23/2026 1154202222 CMS
GENZYME CORPORATION $25.66 07/17/2024 Food and Beverage Undisputed 01/23/2026 1139633635 CMS
Kyowa Kirin, Inc. $17.04 02/08/2024 Food and Beverage Undisputed 01/23/2026 1127044681 CMS
Mallinckrodt Hospital Products Inc. $31.29 04/04/2024 Food and Beverage Undisputed 01/23/2026 1145067760 CMS
Mallinckrodt Hospital Products Inc. $16.91 05/15/2024 Food and Beverage Undisputed 01/23/2026 1145067764 CMS
Mallinckrodt Hospital Products Inc. $34.08 08/07/2024 Food and Beverage Undisputed 01/23/2026 1145067768 CMS
Mallinckrodt Hospital Products Inc. $29.42 12/04/2024 Food and Beverage Undisputed 01/23/2026 1145067772 CMS
Novartis Pharmaceuticals Corporation $16.15 01/10/2024 Food and Beverage Undisputed 01/23/2026 1086925929 CMS
Novartis Pharmaceuticals Corporation $14.36 04/11/2024 Food and Beverage Undisputed 01/23/2026 1086925931 CMS
Novartis Pharmaceuticals Corporation $21.08 09/12/2024 Food and Beverage Undisputed 01/23/2026 1086925933 CMS
Novartis Pharmaceuticals Corporation $17.20 12/05/2024 Food and Beverage Undisputed 01/23/2026 1086925935 CMS
Novo Nordisk Inc $23.02 01/04/2024 Food and Beverage Undisputed 01/23/2026 1097729427 CMS
Novo Nordisk Inc $17.25 02/22/2024 Food and Beverage Undisputed 01/23/2026 1096874962 CMS
Novo Nordisk Inc $23.42 04/24/2024 Food and Beverage Undisputed 01/23/2026 1097710248 CMS
Novo Nordisk Inc $23.68 05/23/2024 Food and Beverage Undisputed 01/23/2026 1096570564 CMS
Novo Nordisk Inc $23.42 06/26/2024 Food and Beverage Undisputed 01/23/2026 1096617888 CMS
Novo Nordisk Inc $23.42 07/12/2024 Food and Beverage Undisputed 01/23/2026 1097167425 CMS
Novo Nordisk Inc $24.27 09/04/2024 Food and Beverage Undisputed 01/23/2026 1097184494 CMS
Novo Nordisk Inc $26.25 10/31/2024 Food and Beverage Undisputed 01/23/2026 1096991048 CMS
Otsuka America Pharmaceutical, Inc. $24.40 05/01/2024 Food and Beverage Undisputed 01/23/2026 1118888277 CMS
Otsuka America Pharmaceutical, Inc. $28.31 11/07/2024 Food and Beverage Undisputed 01/23/2026 1118888279 CMS
Travere Therapeutics, Inc. $24.10 01/18/2024 Food and Beverage Undisputed 01/23/2026 1149918382 CMS
Travere Therapeutics, Inc. $24.11 02/29/2024 Food and Beverage Undisputed 01/23/2026 1149918386 CMS
Travere Therapeutics, Inc. $18.94 03/27/2024 Food and Beverage Undisputed 01/23/2026 1149918378 CMS
Travere Therapeutics, Inc. $25.83 06/13/2024 Food and Beverage Undisputed 01/23/2026 1149918390 CMS
Travere Therapeutics, Inc. $0.37 09/05/2024 Education Undisputed 01/23/2026 1149918366 CMS
Travere Therapeutics, Inc. $11.77 09/05/2024 Education Undisputed 01/23/2026 1149918370 CMS
Travere Therapeutics, Inc. $16.89 09/05/2024 Education Undisputed 01/23/2026 1149918374 CMS
Travere Therapeutics, Inc. $34.28 09/25/2024 Food and Beverage Undisputed 01/23/2026 1149918394 CMS
Vifor Pharma, Inc. $28.12 08/01/2024 Food and Beverage Undisputed 01/23/2026 1124057736 CMS
Xeris Pharmaceuticals, Inc. $14.38 05/28/2024 Food and Beverage Undisputed 01/23/2026 1144615723 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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