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

CHAIYAPORN BOONCHALERMVICHIAN

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1801046867
CMS profile
3271493
Location
DOWNEY, CA

General Payments · PY2018–2019

$3,152.68

  • Reported across 148 records
  • CMS publication 2026-01-23

Latest program year · PY2019

$1,154.76

53 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

PY2019 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,154.76 53

By paying entity

PY2019 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $1,997.92 95
PY2019 $1,154.76 53

Payment records · PY2019 (53)

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

Program year 2019 2018 Record-level detail is published for PY2019; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
AbbVie, Inc. $22.87 05/20/2019 Food and Beverage Undisputed 01/23/2026 647755667 CMS
Amgen Inc. $18.41 02/13/2019 Food and Beverage Undisputed 01/23/2026 662241623 CMS
Amgen Inc. $115.00 06/25/2019 Food and Beverage Undisputed 01/23/2026 662241621 CMS
Astellas Pharma US Inc $18.90 04/16/2019 Food and Beverage Undisputed 01/23/2026 655477651 CMS
AstraZeneca Pharmaceuticals LP $22.04 02/28/2019 Food and Beverage Undisputed 01/23/2026 685071475 CMS
AstraZeneca Pharmaceuticals LP $15.05 04/05/2019 Food and Beverage Undisputed 01/23/2026 685135375 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $14.91 01/02/2019 Food and Beverage Undisputed 01/23/2026 700256121 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $18.47 04/03/2019 Food and Beverage Undisputed 01/23/2026 700256117 CMS
Celgene Corporation $11.55 01/30/2019 Food and Beverage Undisputed 01/23/2026 672724717 CMS
Celgene Corporation $16.67 03/11/2019 Food and Beverage Undisputed 01/23/2026 672743851 CMS
Celgene Corporation $24.96 05/30/2019 Food and Beverage Undisputed 01/23/2026 672801251 CMS
Dendreon Pharmaceuticals LLC $32.46 04/29/2019 Food and Beverage Undisputed 01/23/2026 703757933 CMS
E.R. Squibb & Sons, L.L.C. $9.23 01/17/2019 Food and Beverage Undisputed 01/23/2026 651250755 CMS
E.R. Squibb & Sons, L.L.C. $19.53 01/23/2019 Food and Beverage Undisputed 01/23/2026 651250765 CMS
E.R. Squibb & Sons, L.L.C. $6.44 01/30/2019 Food and Beverage Undisputed 01/23/2026 651250753 CMS
E.R. Squibb & Sons, L.L.C. $9.15 01/31/2019 Food and Beverage Undisputed 01/23/2026 651250757 CMS
E.R. Squibb & Sons, L.L.C. $0.35 01/31/2019 Food and Beverage Undisputed 01/23/2026 651250763 CMS
E.R. Squibb & Sons, L.L.C. $18.69 02/14/2019 Food and Beverage Undisputed 01/23/2026 651250767 CMS
E.R. Squibb & Sons, L.L.C. $8.55 03/08/2019 Food and Beverage Undisputed 01/23/2026 651250759 CMS
E.R. Squibb & Sons, L.L.C. $1.67 03/08/2019 Food and Beverage Undisputed 01/23/2026 651250761 CMS
E.R. Squibb & Sons, L.L.C. $13.07 03/15/2019 Food and Beverage Undisputed 01/23/2026 651250781 CMS
E.R. Squibb & Sons, L.L.C. $18.77 04/01/2019 Food and Beverage Undisputed 01/23/2026 651250783 CMS
E.R. Squibb & Sons, L.L.C. $115.00 04/03/2019 Food and Beverage Undisputed 01/23/2026 651250777 CMS
E.R. Squibb & Sons, L.L.C. $21.52 05/10/2019 Food and Beverage Undisputed 01/23/2026 651250787 CMS
E.R. Squibb & Sons, L.L.C. $1.79 05/13/2019 Food and Beverage Undisputed 01/23/2026 651250789 CMS
E.R. Squibb & Sons, L.L.C. $8.50 05/13/2019 Food and Beverage Undisputed 01/23/2026 651250791 CMS
EISAI INC. $18.99 02/26/2019 Food and Beverage Undisputed 01/23/2026 697001337 CMS
Exelixis Inc. $19.99 04/24/2019 Food and Beverage Undisputed 01/23/2026 686549801 CMS
Genentech USA, Inc. $18.99 02/27/2019 Food and Beverage Undisputed 01/23/2026 681331989 CMS
Genentech USA, Inc. $19.68 04/25/2019 Food and Beverage Undisputed 01/23/2026 681285705 CMS
Ipsen Biopharmaceuticals, Inc $34.32 04/08/2019 Food and Beverage Undisputed 01/23/2026 640642484 CMS
Lexicon Pharmaceuticals, Inc. $24.61 03/13/2019 Food and Beverage Undisputed 01/23/2026 694555491 CMS
Lexicon Pharmaceuticals, Inc. $24.03 05/31/2019 Food and Beverage Undisputed 01/23/2026 694555493 CMS
Merck Sharp & Dohme Corporation $18.79 01/07/2019 Food and Beverage Undisputed 01/23/2026 695205729 CMS
Merck Sharp & Dohme Corporation $17.58 03/14/2019 Food and Beverage Undisputed 01/23/2026 695421225 CMS
Merck Sharp & Dohme Corporation $18.46 04/22/2019 Food and Beverage Undisputed 01/23/2026 695433805 CMS
Merck Sharp & Dohme Corporation $20.00 05/02/2019 Food and Beverage Undisputed 01/23/2026 695450027 CMS
Novartis Pharmaceuticals Corporation $14.33 01/09/2019 Food and Beverage Undisputed 01/23/2026 658874123 CMS
Novartis Pharmaceuticals Corporation $20.82 02/21/2019 Food and Beverage Undisputed 01/23/2026 658874127 CMS
Novartis Pharmaceuticals Corporation $19.45 06/13/2019 Food and Beverage Undisputed 01/23/2026 658874119 CMS
Octapharma USA, Inc. $40.88 01/05/2019 Food and Beverage Undisputed 01/23/2026 692219081 CMS
Octapharma USA, Inc. $29.37 04/12/2019 Food and Beverage Undisputed 01/23/2026 692219087 CMS
PFIZER INC. $15.07 01/10/2019 Food and Beverage Undisputed 01/23/2026 672074605 CMS
PFIZER INC. $11.19 02/27/2019 Food and Beverage Undisputed 01/23/2026 672042401 CMS
PFIZER INC. $23.82 03/01/2019 Food and Beverage Undisputed 01/23/2026 672612637 CMS
Pharmacyclics LLC, An AbbVie Company $14.67 01/19/2019 Food and Beverage Undisputed 01/23/2026 665699673 CMS
Pharmacyclics LLC, An AbbVie Company $16.51 03/06/2019 Food and Beverage Undisputed 01/23/2026 665701777 CMS
Rigel Pharmaceuticals, Inc. $22.90 02/25/2019 Food and Beverage Undisputed 01/23/2026 698990803 CMS
Taiho Oncology, Inc. $14.81 04/15/2019 Food and Beverage Undisputed 01/23/2026 679414287 CMS
TESARO, Inc. $32.05 03/29/2019 Food and Beverage Undisputed 01/23/2026 675555521 CMS
Teva Pharmaceuticals USA, Inc. $20.91 01/08/2019 Food and Beverage Undisputed 01/23/2026 697840935 CMS
Teva Pharmaceuticals USA, Inc. $20.21 02/04/2019 Food and Beverage Undisputed 01/23/2026 697770433 CMS
West Therapeutics Development, LLC $18.78 03/07/2019 Food and Beverage Undisputed 01/23/2026 703343763 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
Source files
Dataset page · Bulk file · PY2018 , PY2019
Generated from
OP_DTL_GNRL_PGYR2019_P01232026_01102026.csv

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