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

LEON P MCLEAN

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1457495806
CMS profile
111727
Location
DERRY, NH

General Payments · PY2018–2024

$143,738.81

  • Reported across 298 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$23,497.70

60 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

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $17,899.98 45
PY2019 $12,826.54 24
PY2020 $2,508.75 6
PY2021 $16,256.00 24
PY2022 $35,500.19 60
PY2023 $35,249.65 79
PY2024 $23,497.70 60

Payment records · PY2024 (60)

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. $24.95 01/24/2024 Food and Beverage Undisputed 01/23/2026 1105007443 CMS
ABBVIE INC. $20.35 02/21/2024 Food and Beverage Undisputed 01/23/2026 1105007445 CMS
ABBVIE INC. $108.56 03/05/2024 Food and Beverage Undisputed 01/23/2026 1105007447 CMS
ABBVIE INC. $5.74 03/11/2024 Food and Beverage Undisputed 01/23/2026 1105007449 CMS
ABBVIE INC. $2,875.00 03/21/2024 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 1105007451 CMS
ABBVIE INC. $73.70 03/21/2024 Travel and Lodging Undisputed 01/23/2026 1105007453 CMS
ABBVIE INC. $17.38 04/06/2024 Food and Beverage Undisputed 01/23/2026 1105007455 CMS
ABBVIE INC. $25.19 06/10/2024 Food and Beverage Undisputed 01/23/2026 1105007457 CMS
ABBVIE INC. $17.67 06/26/2024 Food and Beverage Undisputed 01/23/2026 1105007459 CMS
ABBVIE INC. $224.68 07/26/2024 Travel and Lodging Undisputed 01/23/2026 1105007461 CMS
ABBVIE INC. $424.57 07/26/2024 Travel and Lodging Undisputed 01/23/2026 1105007463 CMS
ABBVIE INC. $171.72 07/26/2024 Travel and Lodging Undisputed 01/23/2026 1105007465 CMS
ABBVIE INC. $60.00 07/26/2024 Food and Beverage Undisputed 01/23/2026 1105007467 CMS
ABBVIE INC. $25.00 07/26/2024 Food and Beverage Undisputed 01/23/2026 1105007469 CMS
ABBVIE INC. $70.00 07/26/2024 Food and Beverage Undisputed 01/23/2026 1105007471 CMS
ABBVIE INC. $25.00 07/26/2024 Food and Beverage Undisputed 01/23/2026 1105007473 CMS
ABBVIE INC. $48.55 07/26/2024 Travel and Lodging Undisputed 01/23/2026 1105007475 CMS
ABBVIE INC. $60.00 07/26/2024 Food and Beverage Undisputed 01/23/2026 1105007477 CMS
ABBVIE INC. $25.00 07/26/2024 Food and Beverage Undisputed 01/23/2026 1105007479 CMS
ABBVIE INC. $70.00 07/26/2024 Food and Beverage Undisputed 01/23/2026 1105007481 CMS
ABBVIE INC. $25.00 07/26/2024 Food and Beverage Undisputed 01/23/2026 1105007483 CMS
ABBVIE INC. $48.55 07/26/2024 Travel and Lodging Undisputed 01/23/2026 1105007485 CMS
ABBVIE INC. $224.68 07/26/2024 Travel and Lodging Undisputed 01/23/2026 1105007487 CMS
ABBVIE INC. $424.57 07/26/2024 Travel and Lodging Undisputed 01/23/2026 1105007489 CMS
ABBVIE INC. $171.72 07/26/2024 Travel and Lodging Undisputed 01/23/2026 1105007491 CMS
ABBVIE INC. $100.57 08/07/2024 Food and Beverage Undisputed 01/23/2026 1105007493 CMS
ABBVIE INC. $62.00 08/07/2024 Travel and Lodging Undisputed 01/23/2026 1105007495 CMS
ABBVIE INC. $79.06 08/07/2024 Travel and Lodging Undisputed 01/23/2026 1105007497 CMS
ABBVIE INC. $100.57 08/07/2024 Food and Beverage Undisputed 01/23/2026 1105007499 CMS
ABBVIE INC. $62.00 08/07/2024 Travel and Lodging Undisputed 01/23/2026 1105007501 CMS
ABBVIE INC. $79.06 08/07/2024 Travel and Lodging Undisputed 01/23/2026 1105007503 CMS
ABBVIE INC. $4,025.00 08/19/2024 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 1105007505 CMS
ABBVIE INC. $4,025.00 08/19/2024 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 1105007507 CMS
ABBVIE INC. $26.85 08/20/2024 Food and Beverage Undisputed 01/23/2026 1105007509 CMS
ABBVIE INC. $80.49 09/12/2024 Food and Beverage Undisputed 01/23/2026 1105007511 CMS
ABBVIE INC. $41.80 09/27/2024 Travel and Lodging Undisputed 01/23/2026 1105007513 CMS
ABBVIE INC. $71.69 09/27/2024 Travel and Lodging Undisputed 01/23/2026 1105007515 CMS
ABBVIE INC. $2,875.00 10/09/2024 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 1105007517 CMS
ABBVIE INC. $103.45 12/03/2024 Food and Beverage Undisputed 01/23/2026 1105007519 CMS
ABBVIE INC. $6.49 12/18/2024 Food and Beverage Undisputed 01/23/2026 1105007521 CMS
ABBVIE INC. $22.17 12/18/2024 Food and Beverage Undisputed 01/23/2026 1105007523 CMS
Celgene Corporation $23.48 01/11/2024 Food and Beverage Undisputed 01/23/2026 1101174250 CMS
Celgene Corporation $151.83 03/11/2024 Food and Beverage Undisputed 01/23/2026 1101174264 CMS
Celgene Corporation $20.23 04/24/2024 Food and Beverage Undisputed 01/23/2026 1101174270 CMS
Celgene Corporation $6.50 05/09/2024 Food and Beverage Undisputed 01/23/2026 1101174274 CMS
Celgene Corporation $3.23 05/24/2024 Food and Beverage Undisputed 01/23/2026 1101174280 CMS
Celgene Corporation $22.81 05/24/2024 Food and Beverage Undisputed 01/23/2026 1101174282 CMS
Celltrion USA Inc. $15.45 08/28/2024 Education Undisputed 01/23/2026 1075855141 CMS
E.R. Squibb & Sons, L.L.C. $127.54 01/25/2024 Food and Beverage Undisputed 01/23/2026 1101697818 CMS
E.R. Squibb & Sons, L.L.C. $758.28 01/25/2024 Travel and Lodging Undisputed 01/23/2026 1101697822 CMS
E.R. Squibb & Sons, L.L.C. $2,367.00 02/09/2024 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 1101697826 CMS
E.R. Squibb & Sons, L.L.C. $789.00 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 1101697837 CMS
E.R. Squibb & Sons, L.L.C. $105.63 06/04/2024 Food and Beverage Undisputed 01/23/2026 1101697866 CMS
E.R. Squibb & Sons, L.L.C. $1,973.00 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 1101697863 CMS
E.R. Squibb & Sons, L.L.C. $8.04 06/21/2024 Travel and Lodging Undisputed 01/23/2026 1101697870 CMS
Janssen Biotech, Inc. $15.67 06/04/2024 Food and Beverage Undisputed 01/23/2026 1078342573 CMS
PFIZER INC. $24.97 07/17/2024 Food and Beverage Undisputed 01/23/2026 1131830283 CMS
QOL Medical, LLC $21.09 08/09/2024 Food and Beverage Undisputed 01/23/2026 1147719227 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $14.57 12/23/2024 Food and Beverage Undisputed 01/23/2026 1153414366 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.60 02/05/2024 Food and Beverage Undisputed 01/23/2026 1137633287 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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