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

ELENI EFSTATHIOU

Allopathic & Osteopathic Physicians Internal Medicine Medical Oncology

NPI
1447654470
CMS profile
1281902
Location
HOUSTON, TX

General Payments · PY2018–2024

$541,595.24

  • Reported across 317 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$109,518.90

48 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
Astellas Pharma Europe Ltd $31,488.05 5
PFIZER INC. $28,522.37 18
Sumitomo Pharma America, Inc. $28,275.07 9
Astellas Pharma US Inc $8,386.60 6
Merck Sharp & Dohme Corporation $4,355.00 2
Acerta Pharma LLC $3,425.00 1
Exelixis Inc. $1,980.00 1
Bayer HealthCare Pharmaceuticals Inc. $1,755.00 1
Astellas Pharma Inc $1,331.81 5

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $126,623.28 82
PY2019 $71,298.68 45
PY2020 $40,335.72 24
PY2021 $20,644.70 10
PY2022 $68,059.68 48
PY2023 $105,114.28 60
PY2024 $109,518.90 48

Payment records · PY2024 (48)

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
Astellas Pharma Europe Ltd $15,821.51 09/13/2024 Travel and Lodging Undisputed 01/23/2026 1121141165 CMS
Astellas Pharma Europe Ltd $2,086.54 09/13/2024 Travel and Lodging Undisputed 01/23/2026 1121141175 CMS
Astellas Pharma Europe Ltd $5,950.00 11/11/2024 Consulting Fee Undisputed 01/23/2026 1121140939 CMS
Astellas Pharma Europe Ltd $2,800.00 11/11/2024 Consulting Fee Undisputed 01/23/2026 1121140943 CMS
Astellas Pharma Europe Ltd $4,830.00 11/11/2024 Consulting Fee Undisputed 01/23/2026 1121141013 CMS
Astellas Pharma Inc $1,114.64 09/13/2024 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 1128595532 CMS
Astellas Pharma Inc $8.77 09/14/2024 Food and Beverage Undisputed 01/23/2026 1128595538 CMS
Astellas Pharma Inc $71.73 09/14/2024 Food and Beverage Undisputed 01/23/2026 1128595540 CMS
Astellas Pharma Inc $119.12 09/14/2024 Travel and Lodging Undisputed 01/23/2026 1128595578 CMS
Astellas Pharma Inc $17.55 09/16/2024 Food and Beverage Undisputed 01/23/2026 1128595546 CMS
Astellas Pharma US Inc $106.80 03/11/2024 Food and Beverage Undisputed 01/23/2026 1139378508 CMS
Astellas Pharma US Inc $300.71 03/11/2024 Travel and Lodging Undisputed 01/23/2026 1139385740 CMS
Astellas Pharma US Inc $183.64 03/11/2024 Travel and Lodging Undisputed 01/23/2026 1139385742 CMS
Astellas Pharma US Inc $575.25 03/11/2024 Travel and Lodging Undisputed 01/23/2026 1139385744 CMS
Astellas Pharma US Inc $620.20 03/11/2024 Travel and Lodging Undisputed 01/23/2026 1139385746 CMS
Astellas Pharma US Inc $6,600.00 03/11/2024 Consulting Fee Undisputed 01/23/2026 1139385748 CMS
AstraZeneca Pharmaceuticals LP $3,425.00 11/01/2024 Consulting Fee Undisputed 01/23/2026 1105689039 CMS
Bayer Healthcare Pharmaceuticals Inc. $1,755.00 10/24/2024 Consulting Fee Undisputed 01/23/2026 1086185908 CMS
Exelixis Inc. $1,980.00 02/29/2024 Honoraria Undisputed 01/23/2026 1138557477 CMS
Merck Sharp & Dohme LLC $1,675.00 10/09/2024 Consulting Fee Undisputed 01/23/2026 1141592294 CMS
Merck Sharp & Dohme LLC $2,680.00 10/21/2024 Consulting Fee Undisputed 01/23/2026 1141592296 CMS
PFIZER INC. $123.08 02/26/2024 Food and Beverage Undisputed 01/23/2026 1131062729 CMS
PFIZER INC. $655.34 02/26/2024 Travel and Lodging Undisputed 01/23/2026 1131737808 CMS
PFIZER INC. $1,152.83 02/26/2024 Travel and Lodging Undisputed 01/23/2026 1131737810 CMS
PFIZER INC. $161.68 02/26/2024 Travel and Lodging Undisputed 01/23/2026 1131737812 CMS
PFIZER INC. $53.89 02/27/2024 Food and Beverage Undisputed 01/23/2026 1131078656 CMS
PFIZER INC. $161.02 02/28/2024 Food and Beverage Undisputed 01/23/2026 1131652684 CMS
PFIZER INC. $6,000.00 03/26/2024 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 1131808345 CMS
PFIZER INC. $117.50 04/27/2024 Food and Beverage Undisputed 01/23/2026 1131552612 CMS
PFIZER INC. $358.96 05/23/2024 Travel and Lodging Undisputed 01/23/2026 1131820694 CMS
PFIZER INC. $5.19 06/27/2024 Food and Beverage Undisputed 01/23/2026 1131697377 CMS
PFIZER INC. $143.09 08/02/2024 Food and Beverage Undisputed 01/23/2026 1131898951 CMS
PFIZER INC. $23.01 09/13/2024 Food and Beverage Undisputed 01/23/2026 1131473358 CMS
PFIZER INC. $9,490.60 09/13/2024 Travel and Lodging Undisputed 01/23/2026 1131624656 CMS
PFIZER INC. $291.06 09/13/2024 Travel and Lodging Undisputed 01/23/2026 1131634455 CMS
PFIZER INC. $147.14 09/15/2024 Food and Beverage Undisputed 01/23/2026 1132026897 CMS
PFIZER INC. $120.92 09/16/2024 Food and Beverage Undisputed 01/23/2026 1130875046 CMS
PFIZER INC. $9,375.00 10/31/2024 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 1131992119 CMS
PFIZER INC. $142.06 12/08/2024 Food and Beverage Undisputed 01/23/2026 1131260579 CMS
Sumitomo Pharma America, Inc. $333.68 03/20/2024 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 1148847947 CMS
Sumitomo Pharma America, Inc. $11,625.00 05/02/2024 Consulting Fee Undisputed 01/23/2026 1148847949 CMS
Sumitomo Pharma America, Inc. $2,060.00 05/03/2024 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 1148847951 CMS
Sumitomo Pharma America, Inc. $99.96 05/08/2024 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 1148847953 CMS
Sumitomo Pharma America, Inc. $966.43 05/09/2024 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 1148847955 CMS
Sumitomo Pharma America, Inc. $7,010.00 05/15/2024 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 1148847957 CMS
Sumitomo Pharma America, Inc. $2,060.00 05/24/2024 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 1148847959 CMS
Sumitomo Pharma America, Inc. $2,060.00 06/20/2024 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 1148847961 CMS
Sumitomo Pharma America, Inc. $2,060.00 08/14/2024 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 1148847963 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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