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

MICHAEL J KEEFER

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1386697548
CMS profile
153102
Location
OKLAHOMA CITY, OK

General Payments · PY2018–2024

$1,491.59

  • Reported across 88 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$285.92

15 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 $285.92 15

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
E.R. Squibb & Sons, L.L.C. $81.07 4
Merck Sharp & Dohme Corporation $80.91 4
ABBVIE INC. $31.34 2
Daiichi Sankyo Inc. $22.42 1
PFIZER INC. $20.09 1
Lilly USA, LLC $18.38 1
EISAI INC. $16.25 1
Janssen Biotech, Inc. $15.46 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $103.46 6
PY2019 $38.93 3
PY2021 $80.82 5
PY2022 $516.80 29
PY2023 $465.66 30
PY2024 $285.92 15

Payment records · PY2024 (15)

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

Program year 2024 20182019202120222023 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. $15.99 04/30/2024 Food and Beverage Undisputed 01/23/2026 1104046544 CMS
ABBVIE INC. $15.35 07/01/2024 Food and Beverage Undisputed 01/23/2026 1104046546 CMS
Daiichi Sankyo Inc. $22.42 01/11/2024 Food and Beverage Undisputed 01/23/2026 1089441279 CMS
E.R. Squibb & Sons, L.L.C. $22.10 01/08/2024 Food and Beverage Undisputed 01/23/2026 1101206370 CMS
E.R. Squibb & Sons, L.L.C. $18.27 02/05/2024 Food and Beverage Undisputed 01/23/2026 1101206382 CMS
E.R. Squibb & Sons, L.L.C. $24.42 05/06/2024 Food and Beverage Undisputed 01/23/2026 1101206396 CMS
E.R. Squibb & Sons, L.L.C. $16.28 06/03/2024 Food and Beverage Undisputed 01/23/2026 1101206400 CMS
Eisai Inc. $16.25 07/25/2024 Food and Beverage Undisputed 01/23/2026 1110765893 CMS
Janssen Biotech, Inc. $15.46 03/29/2024 Food and Beverage Undisputed 01/23/2026 1078530185 CMS
Lilly USA, LLC $18.38 03/27/2024 Food and Beverage Undisputed 01/23/2026 1135228891 CMS
Merck Sharp & Dohme LLC $18.47 03/08/2024 Food and Beverage Undisputed 01/23/2026 1141916621 CMS
Merck Sharp & Dohme LLC $19.62 04/26/2024 Food and Beverage Undisputed 01/23/2026 1141597568 CMS
Merck Sharp & Dohme LLC $22.78 06/26/2024 Food and Beverage Undisputed 01/23/2026 1141597566 CMS
Merck Sharp & Dohme LLC $20.04 07/30/2024 Food and Beverage Undisputed 01/23/2026 1141835101 CMS
PFIZER INC. $20.09 03/13/2024 Food and Beverage Undisputed 01/23/2026 1131299137 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, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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