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

THOMAS O OBISESAN

Allopathic & Osteopathic Physicians Internal Medicine Geriatric Medicine

NPI
1295894426
CMS profile
331493
Location
WASHINGTON, DC

General Payments · PY2019–2024

$40,426.49

  • Reported across 55 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$21,014.23

28 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
Lilly USA, LLC $12,672.85 20
F. Hoffmann-La Roche AG $4,765.16 2
EISAI INC. $3,543.49 5
ANI Pharmaceuticals, Inc. $32.73 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $712.37 7
PY2021 $2,233.58 2
PY2022 $5,726.46 6
PY2023 $10,739.85 12
PY2024 $21,014.23 28

Payment records · PY2024 (28)

Sorted by paying entity, then date · as published by CMS

Program year 2024 2019202120222023 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
ANI Pharmaceuticals, Inc. $32.73 12/03/2024 Food and Beverage Undisputed 01/23/2026 1091170614 CMS
Eisai Inc. $3,290.00 03/27/2024 Consulting Fee Undisputed 01/23/2026 1110785515 CMS
Eisai Inc. $39.76 08/01/2024 Food and Beverage Undisputed 01/23/2026 1110785517 CMS
Eisai Inc. $121.78 08/01/2024 Food and Beverage Undisputed 01/23/2026 1110785519 CMS
Eisai Inc. $23.61 08/01/2024 Food and Beverage Undisputed 01/23/2026 1110785521 CMS
Eisai Inc. $68.34 08/01/2024 Food and Beverage Undisputed 01/23/2026 1110785523 CMS
F. Hoffmann-La Roche AG $4,485.00 07/27/2024 Consulting Fee Undisputed 01/23/2026 1133124376 CMS
F. Hoffmann-La Roche AG $280.16 07/27/2024 Food and Beverage Undisputed 01/23/2026 1133124380 CMS
Lilly USA, LLC $525.00 01/03/2024 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 1135437743 CMS
Lilly USA, LLC $21.67 07/28/2024 Food and Beverage Undisputed 01/23/2026 1135463250 CMS
Lilly USA, LLC $21.55 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135437745 CMS
Lilly USA, LLC $233.20 10/02/2024 Travel and Lodging Undisputed 01/23/2026 1135449324 CMS
Lilly USA, LLC $46.17 10/02/2024 Travel and Lodging Undisputed 01/23/2026 1135456751 CMS
Lilly USA, LLC $24.63 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135456753 CMS
Lilly USA, LLC $352.33 10/02/2024 Travel and Lodging Undisputed 01/23/2026 1135456755 CMS
Lilly USA, LLC $59.11 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135462187 CMS
Lilly USA, LLC $54.18 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135462189 CMS
Lilly USA, LLC $243.20 10/02/2024 Travel and Lodging Undisputed 01/23/2026 1135462191 CMS
Lilly USA, LLC $12.41 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135463248 CMS
Lilly USA, LLC $24.63 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135477306 CMS
Lilly USA, LLC $132.57 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135477308 CMS
Lilly USA, LLC $1,231.95 10/02/2024 Travel and Lodging Undisputed 01/23/2026 1135481963 CMS
Lilly USA, LLC $59.11 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135491788 CMS
Lilly USA, LLC $352.33 10/02/2024 Travel and Lodging Undisputed 01/23/2026 1135491790 CMS
Lilly USA, LLC $54.18 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135491792 CMS
Lilly USA, LLC $24.63 10/02/2024 Food and Beverage Undisputed 01/23/2026 1135491794 CMS
Lilly USA, LLC $7,350.00 10/09/2024 Consulting Fee Undisputed 01/23/2026 1135456757 CMS
Lilly USA, LLC $1,850.00 10/09/2024 Consulting Fee Undisputed 01/23/2026 1135462193 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
2019, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2019 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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