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

CHARLES KING CHAN

Allopathic & Osteopathic Physicians Internal Medicine

NPI
1588676134
CMS profile
298364
Location
NEW YORK, NY

General Payments · PY2018–2024

$3,558.77

  • Reported across 140 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$862.62

26 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 $862.62 26

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $343.98 11
PY2019 $428.87 24
PY2020 $373.09 13
PY2021 $955.38 40
PY2022 $401.63 17
PY2023 $193.20 9
PY2024 $862.62 26

Payment records · PY2024 (26)

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
AstraZeneca Pharmaceuticals LP $9.51 01/18/2024 Food and Beverage Undisputed 01/23/2026 1105895906 CMS
AstraZeneca Pharmaceuticals LP $23.50 02/08/2024 Food and Beverage Undisputed 01/23/2026 1105861864 CMS
AstraZeneca Pharmaceuticals LP $21.85 02/22/2024 Food and Beverage Undisputed 01/23/2026 1104478582 CMS
AstraZeneca Pharmaceuticals LP $23.94 03/07/2024 Food and Beverage Undisputed 01/23/2026 1105679923 CMS
AstraZeneca Pharmaceuticals LP $25.26 04/03/2024 Food and Beverage Undisputed 01/23/2026 1104732625 CMS
AstraZeneca Pharmaceuticals LP $21.76 04/15/2024 Food and Beverage Undisputed 01/23/2026 1104349712 CMS
AstraZeneca Pharmaceuticals LP $24.10 05/31/2024 Food and Beverage Undisputed 01/23/2026 1104667013 CMS
AstraZeneca Pharmaceuticals LP $14.80 06/27/2024 Food and Beverage Undisputed 01/23/2026 1105555396 CMS
AstraZeneca Pharmaceuticals LP $24.61 08/29/2024 Food and Beverage Undisputed 01/23/2026 1105711802 CMS
AstraZeneca Pharmaceuticals LP $122.43 09/17/2024 Food and Beverage Undisputed 01/23/2026 1104389315 CMS
AstraZeneca Pharmaceuticals LP $125.00 10/29/2024 Food and Beverage Undisputed 01/23/2026 1105500974 CMS
Bayer Healthcare Pharmaceuticals Inc. $24.95 09/09/2024 Food and Beverage Undisputed 01/23/2026 1086111996 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $29.29 04/11/2024 Food and Beverage Undisputed 01/23/2026 1118070732 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $29.54 10/07/2024 Food and Beverage Undisputed 01/23/2026 1118070734 CMS
GlaxoSmithKline, LLC. $21.36 02/26/2024 Food and Beverage Undisputed 01/23/2026 1116254339 CMS
GlaxoSmithKline, LLC. $8.45 04/18/2024 Food and Beverage Undisputed 01/23/2026 1116633085 CMS
GlaxoSmithKline, LLC. $16.74 05/06/2024 Food and Beverage Undisputed 01/23/2026 1116606878 CMS
GlaxoSmithKline, LLC. $16.01 07/09/2024 Food and Beverage Undisputed 01/23/2026 1116284135 CMS
GlaxoSmithKline, LLC. $14.52 09/09/2024 Food and Beverage Undisputed 01/23/2026 1116518586 CMS
GlaxoSmithKline, LLC. $19.21 10/10/2024 Food and Beverage Undisputed 01/23/2026 1116282515 CMS
GlaxoSmithKline, LLC. $18.15 11/05/2024 Food and Beverage Undisputed 01/23/2026 1116121979 CMS
GlaxoSmithKline, LLC. $125.00 11/14/2024 Food and Beverage Undisputed 01/23/2026 1116681983 CMS
GlaxoSmithKline, LLC. $19.42 12/05/2024 Food and Beverage Undisputed 01/23/2026 1116466716 CMS
Lilly USA, LLC $24.14 08/22/2024 Food and Beverage Undisputed 01/23/2026 1136101708 CMS
PFIZER INC. $24.12 07/30/2024 Food and Beverage Undisputed 01/23/2026 1131779048 CMS
Stryker Corporation $34.96 06/15/2024 Food and Beverage Undisputed 01/23/2026 1119795003 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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