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

ELENA GREBENCIUCOVA

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1467708305
CMS profile
1258493
Location
CHICAGO, IL

General Payments · PY2018–2024

$86,640.29

  • Reported across 68 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$37,736.27

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
Alexion Pharmaceuticals, Inc. $13,802.69 14
TG THERAPEUTICS, INC. $12,440.41 9
Genentech USA, Inc. $6,422.21 5
Amgen Inc. $5,070.96 3

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $146.94 3
PY2019 $126.04 1
PY2020 $2,185.00 1
PY2021 $6,090.00 5
PY2022 $9,664.87 8
PY2023 $30,691.17 19
PY2024 $37,736.27 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
Alexion Pharmaceuticals, Inc. $121.37 03/06/2024 Food and Beverage Undisputed 01/23/2026 1093889855 CMS
Alexion Pharmaceuticals, Inc. $138.00 03/06/2024 Travel and Lodging Undisputed 01/23/2026 1093934433 CMS
Alexion Pharmaceuticals, Inc. $3,550.00 03/06/2024 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 1094007101 CMS
Alexion Pharmaceuticals, Inc. $180.10 03/06/2024 Travel and Lodging Undisputed 01/23/2026 1094019897 CMS
Alexion Pharmaceuticals, Inc. $710.00 03/07/2024 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 1093962083 CMS
Alexion Pharmaceuticals, Inc. $1,420.00 04/10/2024 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 1093890943 CMS
Alexion Pharmaceuticals, Inc. $3,550.00 04/23/2024 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 1093895072 CMS
Alexion Pharmaceuticals, Inc. $121.78 04/23/2024 Travel and Lodging Undisputed 01/23/2026 1093977647 CMS
Alexion Pharmaceuticals, Inc. $71.51 04/23/2024 Food and Beverage Undisputed 01/23/2026 1093993419 CMS
Alexion Pharmaceuticals, Inc. $56.08 04/23/2024 Travel and Lodging Undisputed 01/23/2026 1094016712 CMS
Alexion Pharmaceuticals, Inc. $124.59 06/06/2024 Food and Beverage Undisputed 01/23/2026 1093917942 CMS
Alexion Pharmaceuticals, Inc. $3,550.00 06/06/2024 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 1093930807 CMS
Alexion Pharmaceuticals, Inc. $79.81 06/06/2024 Travel and Lodging Undisputed 01/23/2026 1093938291 CMS
Alexion Pharmaceuticals, Inc. $129.45 06/06/2024 Travel and Lodging Undisputed 01/23/2026 1094002533 CMS
Amgen Inc. $120.96 11/13/2024 Food and Beverage Undisputed 01/23/2026 1117566944 CMS
Amgen Inc. $3,300.00 11/20/2024 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 1117566946 CMS
Amgen Inc. $1,650.00 12/23/2024 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 1117566948 CMS
Genentech USA, Inc. $614.53 06/21/2024 Travel and Lodging Undisputed 01/23/2026 1133005752 CMS
Genentech USA, Inc. $50.00 06/21/2024 Food and Beverage Undisputed 01/23/2026 1133005756 CMS
Genentech USA, Inc. $2,830.00 06/21/2024 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 1133005760 CMS
Genentech USA, Inc. $97.68 07/25/2024 Food and Beverage Undisputed 01/23/2026 1133005748 CMS
Genentech USA, Inc. $2,830.00 12/06/2024 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 1133005764 CMS
TG Therapeutics, Inc. $465.00 03/05/2024 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 1136876702 CMS
TG Therapeutics, Inc. $465.00 04/11/2024 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 1136876732 CMS
TG Therapeutics, Inc. $3,712.50 05/22/2024 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 1136876720 CMS
TG Therapeutics, Inc. $633.90 05/22/2024 Travel and Lodging Undisputed 01/23/2026 1136876724 CMS
TG Therapeutics, Inc. $75.51 05/22/2024 Food and Beverage Undisputed 01/23/2026 1136876734 CMS
TG Therapeutics, Inc. $1,688.00 06/05/2024 Consulting Fee Undisputed 01/23/2026 1136876694 CMS
TG Therapeutics, Inc. $1,013.00 06/12/2024 Consulting Fee Undisputed 01/23/2026 1136876762 CMS
TG Therapeutics, Inc. $3,712.50 07/31/2024 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 1136876744 CMS
TG Therapeutics, Inc. $675.00 10/21/2024 Consulting Fee Undisputed 01/23/2026 1136876752 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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