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

ISTVAN GABOR BOGNAR

Allopathic & Osteopathic Physicians Internal Medicine Nephrology

NPI
1659354926
CMS profile
346808
Location
GREENVILLE, SC

General Payments · PY2018–2024

$4,648.93

  • Reported across 218 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,323.48

54 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 SC All categories

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,298.87 53
Education $24.61 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Amgen Inc. $243.95 11
Acerta Pharma LLC $165.48 9
NXSTAGE MEDICAL, INC. $142.86 1
NOVARTIS PHARMACEUTICALS CORPORATION $140.69 5
AKEBIA THERAPEUTICS INC $112.10 4
CALLIDITAS THERAPEUTICS US INC. $111.66 5
Daiichi Sankyo Inc. $71.29 3
Mallinckrodt Hospital Products Inc. $60.47 3
Novo Nordisk AS $44.02 2
Boehringer Ingelheim Pharmaceuticals, Inc. $41.42 2
Relypsa, Inc. $38.46 2
Bayer HealthCare Pharmaceuticals Inc. $36.38 2
Otsuka Pharmaceutical Development & Commercialization, Inc. $28.37 1
Retrophin, Inc. $25.30 1
Alexion Pharmaceuticals, Inc. $22.53 1
Fresenius USA Marketing, Inc. $19.86 1
Ardelyx, Inc. $18.64 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $513.32 29
PY2019 $512.97 20
PY2020 $104.97 6
PY2021 $383.87 18
PY2022 $754.06 36
PY2023 $1,056.26 55
PY2024 $1,323.48 54

Payment records · PY2024 (54)

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 $29.77 04/19/2024 Food and Beverage Undisputed 01/23/2026 1145825253 CMS
AKEBIA THERAPEUTICS INC $29.04 09/12/2024 Food and Beverage Undisputed 01/23/2026 1145828912 CMS
AKEBIA THERAPEUTICS INC $28.68 11/19/2024 Food and Beverage Undisputed 01/23/2026 1145831435 CMS
AKEBIA THERAPEUTICS INC $24.61 12/03/2024 Education Undisputed 01/23/2026 1145834633 CMS
Alexion Pharmaceuticals, Inc. $22.53 10/23/2024 Food and Beverage Undisputed 01/23/2026 1093881955 CMS
Amgen Inc. $28.03 01/30/2024 Food and Beverage Undisputed 01/23/2026 1111532264 CMS
Amgen Inc. $26.41 02/22/2024 Food and Beverage Undisputed 01/23/2026 1111532266 CMS
Amgen Inc. $21.87 03/14/2024 Food and Beverage Undisputed 01/23/2026 1111532268 CMS
Amgen Inc. $15.36 04/04/2024 Food and Beverage Undisputed 01/23/2026 1117205833 CMS
Amgen Inc. $34.33 04/10/2024 Food and Beverage Undisputed 01/23/2026 1111532270 CMS
Amgen Inc. $24.14 05/22/2024 Food and Beverage Undisputed 01/23/2026 1117205835 CMS
Amgen Inc. $22.43 06/19/2024 Food and Beverage Undisputed 01/23/2026 1111532272 CMS
Amgen Inc. $24.73 10/08/2024 Food and Beverage Undisputed 01/23/2026 1111532274 CMS
Amgen Inc. $6.64 10/09/2024 Food and Beverage Undisputed 01/23/2026 1117205837 CMS
Amgen Inc. $16.54 11/05/2024 Food and Beverage Undisputed 01/23/2026 1117205839 CMS
Amgen Inc. $23.47 11/09/2024 Food and Beverage Undisputed 01/23/2026 1111532276 CMS
Ardelyx, Inc. $18.64 05/30/2024 Food and Beverage Undisputed 01/23/2026 1146672188 CMS
AstraZeneca Pharmaceuticals LP $15.48 01/16/2024 Food and Beverage Undisputed 01/23/2026 1104387807 CMS
AstraZeneca Pharmaceuticals LP $19.31 02/21/2024 Food and Beverage Undisputed 01/23/2026 1104612476 CMS
AstraZeneca Pharmaceuticals LP $17.32 03/16/2024 Food and Beverage Undisputed 01/23/2026 1105216503 CMS
AstraZeneca Pharmaceuticals LP $20.17 03/20/2024 Food and Beverage Undisputed 01/23/2026 1104586198 CMS
AstraZeneca Pharmaceuticals LP $23.62 04/01/2024 Food and Beverage Undisputed 01/23/2026 1105584954 CMS
AstraZeneca Pharmaceuticals LP $19.57 05/07/2024 Food and Beverage Undisputed 01/23/2026 1104615338 CMS
AstraZeneca Pharmaceuticals LP $14.10 05/28/2024 Food and Beverage Undisputed 01/23/2026 1105548733 CMS
AstraZeneca Pharmaceuticals LP $15.39 08/26/2024 Food and Beverage Undisputed 01/23/2026 1104517618 CMS
AstraZeneca Pharmaceuticals LP $20.52 10/16/2024 Food and Beverage Undisputed 01/23/2026 1104661333 CMS
Bayer Healthcare Pharmaceuticals Inc. $18.42 04/12/2024 Food and Beverage Undisputed 01/23/2026 1086204565 CMS
Bayer Healthcare Pharmaceuticals Inc. $17.96 05/23/2024 Food and Beverage Undisputed 01/23/2026 1086127438 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $18.71 10/24/2024 Food and Beverage Undisputed 01/23/2026 1118097822 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $22.71 12/05/2024 Food and Beverage Undisputed 01/23/2026 1118097824 CMS
CALLIDITAS THERAPEUTICS US INC. $19.40 04/24/2024 Food and Beverage Undisputed 01/23/2026 1141513825 CMS
CALLIDITAS THERAPEUTICS US INC. $20.31 08/06/2024 Food and Beverage Undisputed 01/23/2026 1141519833 CMS
CALLIDITAS THERAPEUTICS US INC. $24.57 09/05/2024 Food and Beverage Undisputed 01/23/2026 1141521711 CMS
CALLIDITAS THERAPEUTICS US INC. $22.37 10/10/2024 Food and Beverage Undisputed 01/23/2026 1141524450 CMS
CALLIDITAS THERAPEUTICS US INC. $25.01 12/04/2024 Food and Beverage Undisputed 01/23/2026 1141528539 CMS
Daiichi Sankyo Inc. $26.81 01/11/2024 Food and Beverage Undisputed 01/23/2026 1089401553 CMS
Daiichi Sankyo Inc. $23.65 02/16/2024 Food and Beverage Undisputed 01/23/2026 1089401555 CMS
Daiichi Sankyo Inc. $20.83 08/15/2024 Food and Beverage Undisputed 01/23/2026 1089401557 CMS
Fresenius USA Marketing, Inc. $19.86 08/05/2024 Food and Beverage Undisputed 01/23/2026 1154192089 CMS
Mallinckrodt Hospital Products Inc. $21.70 03/14/2024 Food and Beverage Undisputed 01/23/2026 1145050920 CMS
Mallinckrodt Hospital Products Inc. $13.30 04/08/2024 Food and Beverage Undisputed 01/23/2026 1145050922 CMS
Mallinckrodt Hospital Products Inc. $25.47 04/24/2024 Food and Beverage Undisputed 01/23/2026 1145050924 CMS
Novartis Pharmaceuticals Corporation $21.71 01/31/2024 Food and Beverage Undisputed 01/23/2026 1086746131 CMS
Novartis Pharmaceuticals Corporation $32.96 02/09/2024 Food and Beverage Undisputed 01/23/2026 1086746133 CMS
Novartis Pharmaceuticals Corporation $31.50 09/09/2024 Food and Beverage Undisputed 01/23/2026 1086746139 CMS
Novartis Pharmaceuticals Corporation $27.18 12/02/2024 Food and Beverage Undisputed 01/23/2026 1086746141 CMS
Novartis Pharmaceuticals Corporation $27.34 12/02/2024 Food and Beverage Undisputed 01/23/2026 1086746143 CMS
Novo Nordisk Inc $20.76 06/11/2024 Food and Beverage Undisputed 01/23/2026 1097471878 CMS
Novo Nordisk Inc $23.26 10/31/2024 Food and Beverage Undisputed 01/23/2026 1096643229 CMS
NXSTAGE MEDICAL, INC. $142.86 04/26/2024 Food and Beverage Undisputed 01/23/2026 1154282807 CMS
Otsuka Pharmaceutical Development & Commercialization, Inc. $28.37 08/09/2024 Food and Beverage Undisputed 01/23/2026 1118835655 CMS
Travere Therapeutics, Inc. $25.30 10/17/2024 Food and Beverage Undisputed 01/23/2026 1149925240 CMS
Vifor Pharma, Inc. $14.88 02/23/2024 Food and Beverage Undisputed 01/23/2026 1124035544 CMS
Vifor Pharma, Inc. $23.58 05/14/2024 Food and Beverage Undisputed 01/23/2026 1124042203 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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