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

LEONARD KASSIS

Allopathic & Osteopathic Physicians Internal Medicine

NPI
1659547818
CMS profile
467702
Location
ROCKVILLE, MD

General Payments · PY2018–2024

$3,335.59

  • Reported across 176 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$916.93

40 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 $916.93 40

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Novo Nordisk AS $227.25 13
ABBVIE INC. $165.99 4
Exact Sciences Corporation $106.44 5
PFIZER INC. $96.84 6
Inspire Medical Systems, Inc. $63.96 1
Acerta Pharma LLC $58.24 3
Merck Sharp & Dohme Corporation $53.27 2
GlaxoSmithKline, LLC. $38.61 2
Nevro Corp. $33.02 1
Lundbeck LLC $28.64 1
OptiNose US, Inc. $24.74 1
Amgen Inc. $19.93 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $327.11 21
PY2019 $546.29 34
PY2020 $410.06 15
PY2021 $388.93 26
PY2022 $388.87 22
PY2023 $357.40 18
PY2024 $916.93 40

Payment records · PY2024 (40)

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
ABBVIE INC. $21.84 06/18/2024 Food and Beverage Undisputed 01/23/2026 1104037381 CMS
ABBVIE INC. $6.84 06/27/2024 Food and Beverage Undisputed 01/23/2026 1104037383 CMS
ABBVIE INC. $12.32 09/12/2024 Food and Beverage Undisputed 01/23/2026 1104037385 CMS
ABBVIE INC. $124.99 10/15/2024 Food and Beverage Undisputed 01/23/2026 1104037387 CMS
Amgen Inc. $19.93 01/10/2024 Food and Beverage Undisputed 01/23/2026 1117293165 CMS
AstraZeneca Pharmaceuticals LP $22.64 04/03/2024 Food and Beverage Undisputed 01/23/2026 1104643827 CMS
AstraZeneca Pharmaceuticals LP $20.04 09/09/2024 Food and Beverage Undisputed 01/23/2026 1104251231 CMS
AstraZeneca Pharmaceuticals LP $15.56 11/18/2024 Food and Beverage Undisputed 01/23/2026 1105753913 CMS
Exact Sciences Corporation $26.33 01/08/2024 Food and Beverage Undisputed 01/23/2026 1114727939 CMS
Exact Sciences Corporation $21.44 02/13/2024 Food and Beverage Undisputed 01/23/2026 1114727944 CMS
Exact Sciences Corporation $20.05 04/25/2024 Food and Beverage Undisputed 01/23/2026 1114727950 CMS
Exact Sciences Corporation $17.92 06/27/2024 Food and Beverage Undisputed 01/23/2026 1114727956 CMS
Exact Sciences Corporation $20.70 10/10/2024 Food and Beverage Undisputed 01/23/2026 1114727961 CMS
GlaxoSmithKline, LLC. $24.69 03/14/2024 Food and Beverage Undisputed 01/23/2026 1116690189 CMS
GlaxoSmithKline, LLC. $13.92 11/19/2024 Food and Beverage Undisputed 01/23/2026 1116346862 CMS
Inspire Medical Systems, Inc. $63.96 06/26/2024 Food and Beverage Undisputed 01/23/2026 1148065765 CMS
Lundbeck LLC $28.64 12/16/2024 Food and Beverage Undisputed 01/23/2026 1145931833 CMS
Merck Sharp & Dohme LLC $20.08 04/11/2024 Food and Beverage Undisputed 01/23/2026 1141609463 CMS
Merck Sharp & Dohme LLC $33.19 12/03/2024 Food and Beverage Undisputed 01/23/2026 1141981781 CMS
Nevro Corp. $33.02 10/01/2024 Food and Beverage Undisputed 01/23/2026 1130782202 CMS
Novo Nordisk Inc $15.19 01/12/2024 Food and Beverage Undisputed 01/23/2026 1097663061 CMS
Novo Nordisk Inc $12.93 02/06/2024 Food and Beverage Undisputed 01/23/2026 1097194057 CMS
Novo Nordisk Inc $18.68 03/05/2024 Food and Beverage Undisputed 01/23/2026 1096888028 CMS
Novo Nordisk Inc $17.93 04/05/2024 Food and Beverage Undisputed 01/23/2026 1097109153 CMS
Novo Nordisk Inc $19.49 04/10/2024 Food and Beverage Undisputed 01/23/2026 1097794277 CMS
Novo Nordisk Inc $14.35 04/16/2024 Food and Beverage Undisputed 01/23/2026 1097722235 CMS
Novo Nordisk Inc $15.91 05/21/2024 Food and Beverage Undisputed 01/23/2026 1097790108 CMS
Novo Nordisk Inc $17.95 05/28/2024 Food and Beverage Undisputed 01/23/2026 1097013210 CMS
Novo Nordisk Inc $17.24 07/18/2024 Food and Beverage Undisputed 01/23/2026 1097835409 CMS
Novo Nordisk Inc $17.24 08/08/2024 Food and Beverage Undisputed 01/23/2026 1096965842 CMS
Novo Nordisk Inc $17.02 08/08/2024 Food and Beverage Undisputed 01/23/2026 1097263494 CMS
Novo Nordisk Inc $18.86 10/04/2024 Food and Beverage Undisputed 01/23/2026 1097352112 CMS
Novo Nordisk Inc $24.46 12/12/2024 Food and Beverage Undisputed 01/23/2026 1096625955 CMS
Optinose US, Inc. $24.74 08/27/2024 Food and Beverage Undisputed 01/23/2026 1142183162 CMS
PFIZER INC. $17.61 01/30/2024 Food and Beverage Undisputed 01/23/2026 1131176671 CMS
PFIZER INC. $17.74 02/08/2024 Food and Beverage Undisputed 01/23/2026 1131076659 CMS
PFIZER INC. $16.71 06/06/2024 Food and Beverage Undisputed 01/23/2026 1131679745 CMS
PFIZER INC. $15.39 07/10/2024 Food and Beverage Undisputed 01/23/2026 1131754212 CMS
PFIZER INC. $15.97 09/25/2024 Food and Beverage Undisputed 01/23/2026 1131961572 CMS
PFIZER INC. $13.42 11/19/2024 Food and Beverage Undisputed 01/23/2026 1131043047 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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