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

DAVID LINNEU HORN

Allopathic & Osteopathic Physicians Internal Medicine Infectious Disease

NPI
1144243478
CMS profile
324333
Location
PHILADELPHIA, PA

General Payments · PY2019–2024

$1,675,534.48

  • Reported across 82 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$648,357.22

21 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
Consulting Fee $648,004.00 16
Food and Beverage $353.22 5

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
AstraZeneca UK Limited $521,885.00 5
E.R. Squibb & Sons, L.L.C. $126,119.00 11
Stryker Corporation $337.32 4
Paladin Technology Solutions $15.90 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $45,910.29 8
PY2020 $249,825.00 13
PY2021 $280,155.00 14
PY2022 $355,310.20 14
PY2023 $95,976.77 12
PY2024 $648,357.22 21

Payment records · PY2024 (21)

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

Program year 2024 20192020202120222023 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
AstraZeneca UK Limited $33,328.75 03/21/2024 Consulting Fee Undisputed 01/23/2026 1094047683 CMS
AstraZeneca UK Limited $36,172.50 04/12/2024 Consulting Fee Undisputed 01/23/2026 1093979282 CMS
AstraZeneca UK Limited $65,975.00 07/22/2024 Consulting Fee Undisputed 01/23/2026 1093881806 CMS
AstraZeneca UK Limited $224,087.50 09/24/2024 Consulting Fee Undisputed 01/23/2026 1093920856 CMS
AstraZeneca UK Limited $162,321.25 11/14/2024 Consulting Fee Undisputed 01/23/2026 1093920258 CMS
E.R. Squibb & Sons, L.L.C. $27,447.00 01/31/2024 Consulting Fee Undisputed 01/23/2026 1101437243 CMS
E.R. Squibb & Sons, L.L.C. $27,477.00 02/02/2024 Consulting Fee Undisputed 01/23/2026 1101437245 CMS
E.R. Squibb & Sons, L.L.C. $15,016.50 03/11/2024 Consulting Fee Undisputed 01/23/2026 1101437249 CMS
E.R. Squibb & Sons, L.L.C. $7,881.00 05/22/2024 Consulting Fee Undisputed 01/23/2026 1101437257 CMS
E.R. Squibb & Sons, L.L.C. $10,969.50 06/03/2024 Consulting Fee Undisputed 01/23/2026 1101437339 CMS
E.R. Squibb & Sons, L.L.C. $7,029.00 06/27/2024 Consulting Fee Undisputed 01/23/2026 1101437345 CMS
E.R. Squibb & Sons, L.L.C. $1,970.00 07/08/2024 Consulting Fee Undisputed 01/23/2026 1101437349 CMS
E.R. Squibb & Sons, L.L.C. $9,052.50 08/16/2024 Consulting Fee Undisputed 01/23/2026 1101437355 CMS
E.R. Squibb & Sons, L.L.C. $5,325.00 11/08/2024 Consulting Fee Undisputed 01/23/2026 1101437379 CMS
E.R. Squibb & Sons, L.L.C. $3,727.50 11/18/2024 Consulting Fee Undisputed 01/23/2026 1101437385 CMS
E.R. Squibb & Sons, L.L.C. $10,224.00 12/13/2024 Consulting Fee Undisputed 01/23/2026 1101437403 CMS
Paladin Technology Solutions $15.90 06/03/2024 Food and Beverage Undisputed 01/23/2026 1125008602 CMS
Stryker Corporation $94.75 01/31/2024 Food and Beverage Undisputed 01/23/2026 1119858204 CMS
Stryker Corporation $57.31 03/23/2024 Food and Beverage Undisputed 01/23/2026 1119858206 CMS
Stryker Corporation $92.63 06/10/2024 Food and Beverage Undisputed 01/23/2026 1119858208 CMS
Stryker Corporation $92.63 06/10/2024 Food and Beverage Undisputed 01/23/2026 1119858210 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, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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