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

ARASH REZAZADEH KALEBASTY

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1205974755
CMS profile
145579
Location
ORANGE, CA

General Payments · PY2018–2024

$626,928.53

  • Reported across 573 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$70,676.72

74 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
Exelixis Inc. $33,215.48 26
Janssen Biotech, Inc. $28,305.80 38
Sumitomo Pharma America, Inc. $3,487.50 1
Bayer HealthCare Pharmaceuticals Inc. $3,470.40 2
EISAI INC. $2,063.47 5
AVEO Pharmaceuticals, Inc. $134.07 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $191,131.81 160
PY2019 $159,008.33 152
PY2020 $82,535.85 60
PY2021 $43,599.83 31
PY2022 $41,907.45 51
PY2023 $38,068.54 45
PY2024 $70,676.72 74

Payment records · PY2024 (74)

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
Aveo Pharmaceuticals, Inc. $100.54 11/21/2024 Food and Beverage Undisputed 01/23/2026 1143473677 CMS
Aveo Pharmaceuticals, Inc. $33.53 11/23/2024 Food and Beverage Undisputed 01/23/2026 1143473671 CMS
Bayer Healthcare Pharmaceuticals Inc. $120.40 02/09/2024 Food and Beverage Undisputed 01/23/2026 1086267777 CMS
Bayer Healthcare Pharmaceuticals Inc. $3,350.00 05/29/2024 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 1086210719 CMS
Eisai Inc. $7.07 01/27/2024 Food and Beverage Undisputed 01/23/2026 1110730971 CMS
Eisai Inc. $125.00 01/27/2024 Food and Beverage Undisputed 01/23/2026 1110730973 CMS
Eisai Inc. $1,580.00 03/06/2024 Consulting Fee Undisputed 01/23/2026 1110730965 CMS
Eisai Inc. $233.50 03/06/2024 Travel and Lodging Undisputed 01/23/2026 1110730967 CMS
Eisai Inc. $117.90 03/06/2024 Travel and Lodging Undisputed 01/23/2026 1110730969 CMS
Exelixis Inc. $102.02 03/26/2024 Food and Beverage Undisputed 01/23/2026 1138555452 CMS
Exelixis Inc. $2,640.00 04/09/2024 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1138555454 CMS
Exelixis Inc. $1,980.00 04/30/2024 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1138555478 CMS
Exelixis Inc. $3,587.62 05/18/2024 Travel and Lodging Undisputed 01/23/2026 1138555456 CMS
Exelixis Inc. $10.00 05/18/2024 Travel and Lodging Undisputed 01/23/2026 1138555462 CMS
Exelixis Inc. $140.00 05/18/2024 Travel and Lodging Undisputed 01/23/2026 1138555466 CMS
Exelixis Inc. $324.47 05/18/2024 Travel and Lodging Undisputed 01/23/2026 1138555470 CMS
Exelixis Inc. $253.00 05/18/2024 Travel and Lodging Undisputed 01/23/2026 1138555472 CMS
Exelixis Inc. $78.81 05/18/2024 Food and Beverage Undisputed 01/23/2026 1138555474 CMS
Exelixis Inc. $1,155.76 05/18/2024 Travel and Lodging Undisputed 01/23/2026 1138555476 CMS
Exelixis Inc. $93.94 05/19/2024 Travel and Lodging Undisputed 01/23/2026 1138555458 CMS
Exelixis Inc. $40.00 05/19/2024 Travel and Lodging Undisputed 01/23/2026 1138555460 CMS
Exelixis Inc. $42.52 05/19/2024 Food and Beverage Undisputed 01/23/2026 1138555464 CMS
Exelixis Inc. $7,920.00 05/30/2024 Consulting Fee Undisputed 01/23/2026 1138555468 CMS
Exelixis Inc. $2,580.96 08/19/2024 Travel and Lodging Undisputed 01/23/2026 1138555480 CMS
Exelixis Inc. $70.00 08/19/2024 Travel and Lodging Undisputed 01/23/2026 1138555484 CMS
Exelixis Inc. $30.00 09/18/2024 Travel and Lodging Undisputed 01/23/2026 1138555482 CMS
Exelixis Inc. $112.66 10/15/2024 Food and Beverage Undisputed 01/23/2026 1138555494 CMS
Exelixis Inc. $60.30 11/01/2024 Travel and Lodging Undisputed 01/23/2026 1138555496 CMS
Exelixis Inc. $3,300.00 11/12/2024 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1138555490 CMS
Exelixis Inc. $122.99 11/12/2024 Food and Beverage Undisputed 01/23/2026 1138555492 CMS
Exelixis Inc. $2,640.00 11/12/2024 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1138555498 CMS
Exelixis Inc. $545.00 11/14/2024 Travel and Lodging Undisputed 01/23/2026 1138555502 CMS
Exelixis Inc. $3,300.00 11/19/2024 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1138555500 CMS
Exelixis Inc. $105.43 11/21/2024 Food and Beverage Undisputed 01/23/2026 1138555486 CMS
Exelixis Inc. $1,980.00 12/05/2024 Honoraria Undisputed 01/23/2026 1138555488 CMS
Janssen Biotech, Inc. $355.70 06/18/2024 Travel and Lodging Undisputed 01/23/2026 1078315684 CMS
Janssen Biotech, Inc. $16.52 07/03/2024 Food and Beverage Undisputed 01/23/2026 1078315300 CMS
Janssen Biotech, Inc. $108.01 07/16/2024 Food and Beverage Undisputed 01/23/2026 1078315220 CMS
Janssen Biotech, Inc. $4,125.00 07/22/2024 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 1078316066 CMS
Janssen Biotech, Inc. $225.04 07/22/2024 Travel and Lodging Undisputed 01/23/2026 1078316078 CMS
Janssen Biotech, Inc. $14.74 07/30/2024 Travel and Lodging Undisputed 01/23/2026 1078315216 CMS
Janssen Biotech, Inc. $20.00 07/30/2024 Travel and Lodging Undisputed 01/23/2026 1078315480 CMS
Janssen Biotech, Inc. $512.63 07/30/2024 Travel and Lodging Undisputed 01/23/2026 1078315570 CMS
Janssen Biotech, Inc. $65.93 07/30/2024 Travel and Lodging Undisputed 01/23/2026 1078315578 CMS
Janssen Biotech, Inc. $10.00 07/30/2024 Travel and Lodging Undisputed 01/23/2026 1078315632 CMS
Janssen Biotech, Inc. $5.50 08/09/2024 Travel and Lodging Undisputed 01/23/2026 1078315630 CMS
Janssen Biotech, Inc. $15.12 08/19/2024 Food and Beverage Undisputed 01/23/2026 1078315288 CMS
Janssen Biotech, Inc. $271.84 09/11/2024 Travel and Lodging Undisputed 01/23/2026 1078315888 CMS
Janssen Biotech, Inc. $16.23 09/25/2024 Food and Beverage Undisputed 01/23/2026 1078315618 CMS
Janssen Biotech, Inc. $207.01 10/01/2024 Travel and Lodging Undisputed 01/23/2026 1078315676 CMS
Janssen Biotech, Inc. $1,046.51 10/01/2024 Travel and Lodging Undisputed 01/23/2026 1078315780 CMS
Janssen Biotech, Inc. $1,100.00 10/03/2024 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 1078315416 CMS
Janssen Biotech, Inc. $53.04 10/05/2024 Food and Beverage Undisputed 01/23/2026 1078315168 CMS
Janssen Biotech, Inc. $198.93 10/05/2024 Travel and Lodging Undisputed 01/23/2026 1078315924 CMS
Janssen Biotech, Inc. $1,103.82 10/09/2024 Travel and Lodging Undisputed 01/23/2026 1078315412 CMS
Janssen Biotech, Inc. $144.98 10/10/2024 Food and Beverage Undisputed 01/23/2026 1078315200 CMS
Janssen Biotech, Inc. $5.50 10/10/2024 Travel and Lodging Undisputed 01/23/2026 1078315976 CMS
Janssen Biotech, Inc. $1,100.00 10/11/2024 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 1078315588 CMS
Janssen Biotech, Inc. $4,125.00 10/15/2024 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 1078315170 CMS
Janssen Biotech, Inc. $3,575.00 10/15/2024 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 1078315496 CMS
Janssen Biotech, Inc. $135.89 10/24/2024 Food and Beverage Undisputed 01/23/2026 1078315642 CMS
Janssen Biotech, Inc. $127.23 10/24/2024 Travel and Lodging Undisputed 01/23/2026 1078315896 CMS
Janssen Biotech, Inc. $4,125.00 10/30/2024 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 1078315864 CMS
Janssen Biotech, Inc. $125.00 11/02/2024 Food and Beverage Undisputed 01/23/2026 1078315354 CMS
Janssen Biotech, Inc. $112.28 11/03/2024 Travel and Lodging Undisputed 01/23/2026 1078315678 CMS
Janssen Biotech, Inc. $35.00 11/04/2024 Food and Beverage Undisputed 01/23/2026 1078315660 CMS
Janssen Biotech, Inc. $30.19 11/04/2024 Food and Beverage Undisputed 01/23/2026 1078315932 CMS
Janssen Biotech, Inc. $200.00 11/04/2024 Travel and Lodging Undisputed 01/23/2026 1078315968 CMS
Janssen Biotech, Inc. $574.20 11/05/2024 Travel and Lodging Undisputed 01/23/2026 1078316056 CMS
Janssen Biotech, Inc. $4,125.00 11/11/2024 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 1078315934 CMS
Janssen Biotech, Inc. $19.86 11/25/2024 Food and Beverage Undisputed 01/23/2026 1078315222 CMS
Janssen Biotech, Inc. $35.00 12/10/2024 Food and Beverage Undisputed 01/23/2026 1078315436 CMS
Janssen Biotech, Inc. $239.10 12/10/2024 Travel and Lodging Undisputed 01/23/2026 1078315520 CMS
Sumitomo Pharma America, Inc. $3,487.50 11/26/2024 Consulting Fee Undisputed 01/23/2026 1148909402 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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