IndustryPayments
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 H CHAY

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1699764878
CMS profile
349040
Location
ASHEVILLE, NC

General Payments · PY2020–2024

$7,396.39

  • Reported across 195 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$2,153.41

63 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.

Related groups: Hematology & Oncology NC All categories

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,355.91 62
Consulting Fee $797.50 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Daiichi Sankyo Inc. $843.17 3
Takeda Pharmaceuticals U.S.A., Inc. $117.32 5
NOVARTIS PHARMACEUTICALS CORPORATION $110.38 5
Merck Sharp & Dohme Corporation $92.87 4
Janssen Biotech, Inc. $87.49 4
Acerta Pharma LLC $85.99 4
Astellas Pharma US Inc $69.71 3
EISAI INC. $66.28 3
BeiGene USA, Inc. $65.87 3
E.R. Squibb & Sons, L.L.C. $65.25 3
Alexion Pharmaceuticals, Inc. $64.26 4
Genentech USA, Inc. $55.48 3
GENZYME CORPORATION $40.97 1
SERVIER PHARMACEUTICALS LLC $39.28 2
Deciphera Pharmaceuticals Inc. $33.10 1
Organon LLC $30.89 1
Bayer HealthCare Pharmaceuticals Inc. $27.32 1
Celgene Corporation $25.77 1
ABBVIE INC. $24.27 1
Incyte Corporation $22.59 1
Exelixis Inc. $22.15 1
Genmab U.S., Inc. $20.97 1
SOBI, INC $20.94 1
PFIZER INC. $20.88 1
JAZZ PHARMACEUTICALS INC. $19.45 1
Lilly USA, LLC $18.88 1
PUMA BIOTECHNOLOGY, INC. $16.65 1
Karyopharm Therapeutics Inc. $15.22 1
Adaptive Biotechnologies Corporation $15.02 1
TAIHO ONCOLOGY, INC. $14.99 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2020 $50.11 3
PY2021 $612.30 38
PY2022 $933.47 43
PY2023 $3,647.10 48
PY2024 $2,153.41 63

Payment records · PY2024 (63)

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

Program year 2024 2020202120222023 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. $24.27 12/24/2024 Food and Beverage Undisputed 01/23/2026 1103450000 CMS
Adaptive Biotechnologies Corporation $15.02 06/27/2024 Food and Beverage Undisputed 01/23/2026 1150262682 CMS
Alexion Pharmaceuticals, Inc. $15.34 01/11/2024 Food and Beverage Undisputed 01/23/2026 1093959366 CMS
Alexion Pharmaceuticals, Inc. $22.40 02/13/2024 Food and Beverage Undisputed 01/23/2026 1093886357 CMS
Alexion Pharmaceuticals, Inc. $13.18 04/08/2024 Food and Beverage Undisputed 01/23/2026 1094044952 CMS
Alexion Pharmaceuticals, Inc. $13.34 10/23/2024 Food and Beverage Undisputed 01/23/2026 1094012736 CMS
Astellas Pharma US Inc $23.73 02/29/2024 Food and Beverage Undisputed 01/23/2026 1139265732 CMS
Astellas Pharma US Inc $28.35 05/31/2024 Food and Beverage Undisputed 01/23/2026 1139362273 CMS
Astellas Pharma US Inc $17.63 09/25/2024 Food and Beverage Undisputed 01/23/2026 1139413451 CMS
AstraZeneca Pharmaceuticals LP $24.79 02/28/2024 Food and Beverage Undisputed 01/23/2026 1104223683 CMS
AstraZeneca Pharmaceuticals LP $17.88 04/03/2024 Food and Beverage Undisputed 01/23/2026 1105788560 CMS
AstraZeneca Pharmaceuticals LP $24.27 04/17/2024 Food and Beverage Undisputed 01/23/2026 1105836347 CMS
AstraZeneca Pharmaceuticals LP $19.05 04/29/2024 Food and Beverage Undisputed 01/23/2026 1105592208 CMS
Bayer Healthcare Pharmaceuticals Inc. $27.32 07/23/2024 Food and Beverage Undisputed 01/23/2026 1086233412 CMS
BeiGene USA, Inc. $18.05 08/22/2024 Food and Beverage Undisputed 01/23/2026 1120859727 CMS
BeiGene USA, Inc. $24.39 10/28/2024 Food and Beverage Undisputed 01/23/2026 1120859729 CMS
BeiGene USA, Inc. $23.43 12/19/2024 Food and Beverage Undisputed 01/23/2026 1120859731 CMS
Celgene Corporation $25.77 12/17/2024 Food and Beverage Undisputed 01/23/2026 1101115268 CMS
Daiichi Sankyo Inc. $18.39 05/21/2024 Food and Beverage Undisputed 01/23/2026 1089408000 CMS
Daiichi Sankyo Inc. $27.28 11/15/2024 Food and Beverage Undisputed 01/23/2026 1089407996 CMS
Daiichi Sankyo Inc. $797.50 12/11/2024 Consulting Fee Undisputed 01/23/2026 1089407998 CMS
Deciphera Pharmaceuticals Inc. $33.10 03/04/2024 Food and Beverage Undisputed 01/23/2026 1145872579 CMS
E.R. Squibb & Sons, L.L.C. $25.16 02/09/2024 Food and Beverage Undisputed 01/23/2026 1101347842 CMS
E.R. Squibb & Sons, L.L.C. $15.31 07/15/2024 Food and Beverage Undisputed 01/23/2026 1101347864 CMS
E.R. Squibb & Sons, L.L.C. $24.78 10/29/2024 Food and Beverage Undisputed 01/23/2026 1101347882 CMS
Eisai Inc. $23.65 01/23/2024 Food and Beverage Undisputed 01/23/2026 1110736741 CMS
Eisai Inc. $24.24 06/12/2024 Food and Beverage Undisputed 01/23/2026 1110736745 CMS
Eisai Inc. $18.39 08/20/2024 Food and Beverage Undisputed 01/23/2026 1110736743 CMS
Exelixis Inc. $22.15 05/15/2024 Food and Beverage Undisputed 01/23/2026 1138556441 CMS
Genentech USA, Inc. $16.79 03/28/2024 Food and Beverage Undisputed 01/23/2026 1132988973 CMS
Genentech USA, Inc. $18.67 06/13/2024 Food and Beverage Undisputed 01/23/2026 1132988977 CMS
Genentech USA, Inc. $20.02 11/21/2024 Food and Beverage Undisputed 01/23/2026 1132988981 CMS
Genmab U.S., Inc. $20.97 08/19/2024 Food and Beverage Undisputed 01/23/2026 1126825415 CMS
GENZYME CORPORATION $40.97 04/30/2024 Food and Beverage Undisputed 01/23/2026 1139589065 CMS
Incyte Corporation $22.59 12/10/2024 Food and Beverage Undisputed 01/23/2026 1141176808 CMS
Janssen Biotech, Inc. $15.84 03/20/2024 Food and Beverage Undisputed 01/23/2026 1078816802 CMS
Janssen Biotech, Inc. $24.85 05/11/2024 Food and Beverage Undisputed 01/23/2026 1078816208 CMS
Janssen Biotech, Inc. $17.17 06/11/2024 Food and Beverage Undisputed 01/23/2026 1078817015 CMS
Janssen Biotech, Inc. $29.63 10/22/2024 Food and Beverage Undisputed 01/23/2026 1078817087 CMS
JAZZ PHARMACEUTICALS INC. $19.45 10/21/2024 Food and Beverage Undisputed 01/23/2026 1150228071 CMS
Karyopharm Therapeutics Inc. $15.22 08/20/2024 Food and Beverage Undisputed 01/23/2026 1145528540 CMS
Lilly USA, LLC $18.88 10/30/2024 Food and Beverage Undisputed 01/23/2026 1136121248 CMS
Merck Sharp & Dohme LLC $21.21 02/19/2024 Food and Beverage Undisputed 01/23/2026 1141586802 CMS
Merck Sharp & Dohme LLC $22.50 05/09/2024 Food and Beverage Undisputed 01/23/2026 1141834541 CMS
Merck Sharp & Dohme LLC $19.84 09/17/2024 Food and Beverage Undisputed 01/23/2026 1141586804 CMS
Merck Sharp & Dohme LLC $29.32 11/18/2024 Food and Beverage Undisputed 01/23/2026 1141914565 CMS
Novartis Pharmaceuticals Corporation $25.69 06/12/2024 Food and Beverage Undisputed 01/23/2026 1086617177 CMS
Novartis Pharmaceuticals Corporation $23.56 08/23/2024 Food and Beverage Undisputed 01/23/2026 1086617199 CMS
Novartis Pharmaceuticals Corporation $21.43 10/15/2024 Food and Beverage Undisputed 01/23/2026 1086617209 CMS
Novartis Pharmaceuticals Corporation $22.00 10/17/2024 Food and Beverage Undisputed 01/23/2026 1086617203 CMS
Novartis Pharmaceuticals Corporation $17.70 12/12/2024 Food and Beverage Undisputed 01/23/2026 1086617211 CMS
Organon Llc $30.89 04/01/2024 Food and Beverage Undisputed 01/23/2026 1136218457 CMS
PFIZER INC. $20.88 04/23/2024 Food and Beverage Undisputed 01/23/2026 1131303946 CMS
PUMA BIOTECHNOLOGY, INC. $16.65 05/07/2024 Food and Beverage Undisputed 01/23/2026 1113852673 CMS
SERVIER PHARMACEUTICALS LLC $20.58 03/05/2024 Food and Beverage Undisputed 01/23/2026 1147258734 CMS
SERVIER PHARMACEUTICALS LLC $18.70 09/12/2024 Food and Beverage Undisputed 01/23/2026 1147258736 CMS
SOBI, INC $20.94 10/08/2024 Food and Beverage Undisputed 01/23/2026 1141438643 CMS
TAIHO ONCOLOGY, INC. $14.99 08/23/2024 Food and Beverage Undisputed 01/23/2026 1137938392 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.76 04/11/2024 Food and Beverage Undisputed 01/23/2026 1144955227 CMS
Takeda Pharmaceuticals U.S.A., Inc. $29.36 07/25/2024 Food and Beverage Undisputed 01/23/2026 1144955229 CMS
Takeda Pharmaceuticals U.S.A., Inc. $26.82 10/24/2024 Food and Beverage Undisputed 01/23/2026 1144955231 CMS
Takeda Pharmaceuticals U.S.A., Inc. $22.12 11/12/2024 Food and Beverage Undisputed 01/23/2026 1144955233 CMS
Takeda Pharmaceuticals U.S.A., Inc. $18.26 12/05/2024 Food and Beverage Undisputed 01/23/2026 1144955235 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
2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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