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

STEFAN C HEMMINGS

Allopathic & Osteopathic Physicians Internal Medicine Nephrology

NPI
1760820575
CMS profile
4793237
Location
OMAHA, NE

General Payments · PY2018–2024

$4,386.44

  • Reported across 203 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$805.99

34 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
Food and Beverage $768.49 30
Education $37.50 4

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $511.48 17
PY2019 $379.85 22
PY2020 $418.35 23
PY2021 $600.25 32
PY2022 $798.74 37
PY2023 $871.78 38
PY2024 $805.99 34

Payment records · PY2024 (34)

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
Amgen Inc. $19.26 02/27/2024 Food and Beverage Undisputed 01/23/2026 1117576474 CMS
Amgen Inc. $23.76 04/17/2024 Food and Beverage Undisputed 01/23/2026 1115714225 CMS
Amgen Inc. $20.33 05/07/2024 Food and Beverage Undisputed 01/23/2026 1117576476 CMS
Amgen Inc. $18.24 06/10/2024 Food and Beverage Undisputed 01/23/2026 1115714232 CMS
Amgen Inc. $29.94 06/12/2024 Food and Beverage Undisputed 01/23/2026 1115714244 CMS
Amgen Inc. $34.87 07/09/2024 Food and Beverage Undisputed 01/23/2026 1115714237 CMS
Amgen Inc. $14.27 10/23/2024 Food and Beverage Undisputed 01/23/2026 1117576478 CMS
Amgen Inc. $15.67 11/25/2024 Food and Beverage Undisputed 01/23/2026 1117576480 CMS
Ardelyx, Inc. $29.25 04/16/2024 Food and Beverage Undisputed 01/23/2026 1146684609 CMS
AstraZeneca Pharmaceuticals LP $20.26 02/13/2024 Food and Beverage Undisputed 01/23/2026 1105610609 CMS
AstraZeneca Pharmaceuticals LP $20.63 06/19/2024 Food and Beverage Undisputed 01/23/2026 1105250788 CMS
Aurinia Pharma U.S., Inc. $29.31 03/05/2024 Food and Beverage Undisputed 01/23/2026 1150681819 CMS
Aurinia Pharma U.S., Inc. $28.95 05/14/2024 Food and Beverage Undisputed 01/23/2026 1150681821 CMS
Bayer Healthcare Pharmaceuticals Inc. $19.47 03/11/2024 Food and Beverage Undisputed 01/23/2026 1086217271 CMS
Bayer Healthcare Pharmaceuticals Inc. $28.00 07/01/2024 Food and Beverage Undisputed 01/23/2026 1086226340 CMS
Bayer Healthcare Pharmaceuticals Inc. $16.66 10/16/2024 Food and Beverage Undisputed 01/23/2026 1086113006 CMS
Fresenius USA Marketing, Inc. $24.89 05/28/2024 Food and Beverage Undisputed 01/23/2026 1154205858 CMS
Fresenius USA Marketing, Inc. $18.73 11/13/2024 Food and Beverage Undisputed 01/23/2026 1154205856 CMS
GlaxoSmithKline, LLC. $17.48 08/22/2024 Food and Beverage Undisputed 01/23/2026 1116566720 CMS
Lilly USA, LLC $19.09 11/08/2024 Food and Beverage Undisputed 01/23/2026 1135424403 CMS
Mallinckrodt Hospital Products Inc. $31.30 02/06/2024 Food and Beverage Undisputed 01/23/2026 1145082261 CMS
Mallinckrodt Hospital Products Inc. $31.59 12/04/2024 Food and Beverage Undisputed 01/23/2026 1145082266 CMS
Novartis Pharmaceuticals Corporation $30.75 01/23/2024 Food and Beverage Undisputed 01/23/2026 1086928001 CMS
Novartis Pharmaceuticals Corporation $18.35 04/02/2024 Food and Beverage Undisputed 01/23/2026 1086928003 CMS
OPKO Pharmaceuticals, LLC $16.24 01/31/2024 Education Undisputed 01/23/2026 1112845278 CMS
OPKO Pharmaceuticals, LLC $15.80 07/16/2024 Education Undisputed 01/23/2026 1112845280 CMS
Outset Medical Inc $102.56 02/01/2024 Food and Beverage Undisputed 01/23/2026 1138611458 CMS
Travere Therapeutics, Inc. $3.08 04/23/2024 Education Undisputed 01/23/2026 1149922760 CMS
Travere Therapeutics, Inc. $28.77 04/23/2024 Food and Beverage Undisputed 01/23/2026 1149922767 CMS
Travere Therapeutics, Inc. $2.38 06/03/2024 Education Undisputed 01/23/2026 1149922755 CMS
Travere Therapeutics, Inc. $18.07 08/26/2024 Food and Beverage Undisputed 01/23/2026 1149922764 CMS
Vifor Pharma, Inc. $22.86 09/05/2024 Food and Beverage Undisputed 01/23/2026 1124054372 CMS
Vifor Pharma, Inc. $13.94 10/14/2024 Food and Beverage Undisputed 01/23/2026 1124061600 CMS
Vifor Pharma, Inc. $21.24 12/05/2024 Food and Beverage Undisputed 01/23/2026 1124063285 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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