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

CHRISTOPHER R FOSS

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1629431044
CMS profile
5701527
Location
SANTA CLARITA, CA

General Payments · PY2018–2024

$7,260.68

  • Reported across 181 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,354.26

56 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 $1,354.26 56

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $27.38 1
PY2019 $1,079.32 11
PY2020 $265.19 4
PY2021 $2,412.51 32
PY2022 $815.14 24
PY2023 $1,306.88 53
PY2024 $1,354.26 56

Payment records · PY2024 (56)

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. $18.29 02/12/2024 Food and Beverage Undisputed 01/23/2026 1103744927 CMS
ABBVIE INC. $21.50 07/15/2024 Food and Beverage Undisputed 01/23/2026 1103744929 CMS
ABBVIE INC. $23.03 10/21/2024 Food and Beverage Undisputed 01/23/2026 1103744931 CMS
Alexion Pharmaceuticals, Inc. $23.63 05/06/2024 Food and Beverage Undisputed 01/23/2026 1093894267 CMS
Astellas Pharma US Inc $27.32 11/11/2024 Food and Beverage Undisputed 01/23/2026 1139446458 CMS
AstraZeneca Pharmaceuticals LP $32.13 04/25/2024 Food and Beverage Undisputed 01/23/2026 1104449673 CMS
AstraZeneca Pharmaceuticals LP $27.52 07/22/2024 Food and Beverage Undisputed 01/23/2026 1104446489 CMS
AstraZeneca Pharmaceuticals LP $23.30 08/28/2024 Food and Beverage Undisputed 01/23/2026 1104252641 CMS
AstraZeneca Pharmaceuticals LP $22.90 10/15/2024 Food and Beverage Undisputed 01/23/2026 1105760097 CMS
Bayer Healthcare Pharmaceuticals Inc. $26.08 01/12/2024 Food and Beverage Undisputed 01/23/2026 1086110042 CMS
Bayer Healthcare Pharmaceuticals Inc. $25.89 03/22/2024 Food and Beverage Undisputed 01/23/2026 1086171978 CMS
Bayer Healthcare Pharmaceuticals Inc. $26.00 05/31/2024 Food and Beverage Undisputed 01/23/2026 1086200308 CMS
Bayer Healthcare Pharmaceuticals Inc. $20.16 08/16/2024 Food and Beverage Undisputed 01/23/2026 1086119602 CMS
Bayer Healthcare Pharmaceuticals Inc. $24.24 11/04/2024 Food and Beverage Undisputed 01/23/2026 1086216977 CMS
BeiGene USA, Inc. $31.22 03/08/2024 Food and Beverage Undisputed 01/23/2026 1120851830 CMS
BeiGene USA, Inc. $28.02 10/03/2024 Food and Beverage Undisputed 01/23/2026 1120851832 CMS
Blueprint Medicines Corporation $19.44 09/06/2024 Food and Beverage Undisputed 01/23/2026 1147441232 CMS
Daiichi Sankyo Inc. $22.56 02/09/2024 Food and Beverage Undisputed 01/23/2026 1089422503 CMS
Daiichi Sankyo Inc. $23.54 07/13/2024 Food and Beverage Undisputed 01/23/2026 1089422505 CMS
Eisai Inc. $14.94 01/08/2024 Food and Beverage Undisputed 01/23/2026 1110736781 CMS
Eisai Inc. $18.39 08/05/2024 Food and Beverage Undisputed 01/23/2026 1110736779 CMS
Eisai Inc. $21.14 10/05/2024 Food and Beverage Undisputed 01/23/2026 1110736783 CMS
Eisai Inc. $22.76 12/23/2024 Food and Beverage Undisputed 01/23/2026 1110736785 CMS
EMD Serono, Inc. $32.87 01/05/2024 Food and Beverage Undisputed 01/23/2026 1120211942 CMS
EMD Serono, Inc. $24.94 04/22/2024 Food and Beverage Undisputed 01/23/2026 1120227970 CMS
EMD Serono, Inc. $48.61 07/24/2024 Food and Beverage Undisputed 01/23/2026 1120243839 CMS
EMD Serono, Inc. $1.14 10/21/2024 Food and Beverage Undisputed 01/23/2026 1120272286 CMS
EMD Serono, Inc. $34.77 10/22/2024 Food and Beverage Undisputed 01/23/2026 1120272748 CMS
Exelixis Inc. $31.39 05/20/2024 Food and Beverage Undisputed 01/23/2026 1138556453 CMS
Genentech USA, Inc. $24.13 01/22/2024 Food and Beverage Undisputed 01/23/2026 1132989199 CMS
Genentech USA, Inc. $27.22 04/15/2024 Food and Beverage Undisputed 01/23/2026 1132989203 CMS
Genentech USA, Inc. $17.63 08/23/2024 Food and Beverage Undisputed 01/23/2026 1132989207 CMS
Genmab U.S., Inc. $19.98 03/27/2024 Food and Beverage Undisputed 01/23/2026 1126825457 CMS
GENZYME CORPORATION $30.46 05/10/2024 Food and Beverage Undisputed 01/23/2026 1139736450 CMS
GlaxoSmithKline, LLC. $21.29 02/02/2024 Food and Beverage Undisputed 01/23/2026 1116187882 CMS
GlaxoSmithKline, LLC. $17.27 03/16/2024 Food and Beverage Undisputed 01/23/2026 1116239583 CMS
GlaxoSmithKline, LLC. $20.65 05/14/2024 Food and Beverage Undisputed 01/23/2026 1116245581 CMS
GlaxoSmithKline, LLC. $23.68 08/14/2024 Food and Beverage Undisputed 01/23/2026 1116682301 CMS
GlaxoSmithKline, LLC. $24.14 10/14/2024 Food and Beverage Undisputed 01/23/2026 1116093403 CMS
Incyte Corporation $14.79 08/27/2024 Food and Beverage Undisputed 01/23/2026 1141312407 CMS
Ipsen Biopharmaceuticals, Inc $15.94 08/13/2024 Food and Beverage Undisputed 01/23/2026 1091985779 CMS
Ipsen Biopharmaceuticals, Inc $26.68 11/08/2024 Food and Beverage Undisputed 01/23/2026 1091985781 CMS
JAZZ PHARMACEUTICALS INC. $31.46 07/08/2024 Food and Beverage Undisputed 01/23/2026 1150224268 CMS
Lilly USA, LLC $21.55 01/19/2024 Food and Beverage Undisputed 01/23/2026 1136096617 CMS
Lilly USA, LLC $26.51 02/23/2024 Food and Beverage Undisputed 01/23/2026 1136108254 CMS
Lilly USA, LLC $26.51 03/11/2024 Food and Beverage Undisputed 01/23/2026 1136108256 CMS
Lilly USA, LLC $24.63 04/29/2024 Food and Beverage Undisputed 01/23/2026 1136112212 CMS
Lilly USA, LLC $24.62 07/31/2024 Food and Beverage Undisputed 01/23/2026 1136096619 CMS
Lilly USA, LLC $23.72 08/30/2024 Food and Beverage Undisputed 01/23/2026 1136096621 CMS
Lilly USA, LLC $27.73 12/16/2024 Food and Beverage Undisputed 01/23/2026 1136112210 CMS
Mirati Therapeutics, Inc. $17.43 02/16/2024 Food and Beverage Undisputed 01/23/2026 1117178520 CMS
PFIZER INC. $26.90 08/09/2024 Food and Beverage Undisputed 01/23/2026 1131366907 CMS
PFIZER INC. $24.86 09/13/2024 Food and Beverage Undisputed 01/23/2026 1131355135 CMS
SpringWorks Therapeutics, Inc. $24.54 07/29/2024 Food and Beverage Undisputed 01/23/2026 1085804455 CMS
Takeda Pharmaceuticals U.S.A., Inc. $22.63 04/01/2024 Food and Beverage Undisputed 01/23/2026 1144957562 CMS
Takeda Pharmaceuticals U.S.A., Inc. $29.59 07/31/2024 Food and Beverage Undisputed 01/23/2026 1144957564 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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