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

EILEEN CHANG

Allopathic & Osteopathic Physicians Family Medicine

NPI
1063529196
CMS profile
934456
Location
CHANDLER, AZ

General Payments · PY2018–2024

$10,263.36

  • Reported across 463 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,085.32

59 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 $1,085.32 59

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $1,284.87 71
PY2019 $1,548.11 68
PY2020 $1,220.63 66
PY2021 $3,038.55 100
PY2022 $1,283.58 57
PY2023 $802.30 42
PY2024 $1,085.32 59

Payment records · PY2024 (59)

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
Abbott Laboratories $23.34 04/02/2024 Food and Beverage Undisputed 01/23/2026 1124821478 CMS
ABBVIE INC. $13.39 04/06/2024 Food and Beverage Undisputed 01/23/2026 1103441054 CMS
ABBVIE INC. $14.96 05/16/2024 Food and Beverage Undisputed 01/23/2026 1103441056 CMS
ABBVIE INC. $14.01 06/14/2024 Food and Beverage Undisputed 01/23/2026 1103441058 CMS
ABBVIE INC. $21.34 09/03/2024 Food and Beverage Undisputed 01/23/2026 1103441060 CMS
Amgen Inc. $21.21 03/01/2024 Food and Beverage Undisputed 01/23/2026 1117221671 CMS
Amgen Inc. $17.90 05/09/2024 Food and Beverage Undisputed 01/23/2026 1117221673 CMS
Amgen Inc. $14.92 07/15/2024 Food and Beverage Undisputed 01/23/2026 1111545875 CMS
AstraZeneca Pharmaceuticals LP $74.28 01/30/2024 Food and Beverage Undisputed 01/23/2026 1104374495 CMS
AstraZeneca Pharmaceuticals LP $15.48 03/28/2024 Food and Beverage Undisputed 01/23/2026 1105723975 CMS
AstraZeneca Pharmaceuticals LP $17.62 05/17/2024 Food and Beverage Undisputed 01/23/2026 1104750166 CMS
AstraZeneca Pharmaceuticals LP $17.11 06/11/2024 Food and Beverage Undisputed 01/23/2026 1104543846 CMS
AstraZeneca Pharmaceuticals LP $15.59 10/15/2024 Food and Beverage Undisputed 01/23/2026 1105711206 CMS
Bayer Healthcare Pharmaceuticals Inc. $13.43 05/01/2024 Food and Beverage Undisputed 01/23/2026 1086185720 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $22.67 03/25/2024 Food and Beverage Undisputed 01/23/2026 1117858113 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $19.68 05/07/2024 Food and Beverage Undisputed 01/23/2026 1117858111 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $19.24 08/20/2024 Food and Beverage Undisputed 01/23/2026 1117858109 CMS
Boston Scientific Corporation $29.40 01/22/2024 Food and Beverage Undisputed 01/23/2026 1092672819 CMS
Corcept Therapeutics $24.17 07/29/2024 Food and Beverage Undisputed 01/23/2026 1117754980 CMS
Corcept Therapeutics $20.35 10/01/2024 Food and Beverage Undisputed 01/23/2026 1117755038 CMS
Dexcom, Inc. $19.77 07/18/2024 Food and Beverage Undisputed 01/23/2026 1153297875 CMS
Esperion Therapeutics, Inc. $16.20 06/17/2024 Food and Beverage Undisputed 01/23/2026 1129430656 CMS
Exact Sciences Corporation $16.82 01/11/2024 Food and Beverage Undisputed 01/23/2026 1114612246 CMS
Exact Sciences Corporation $14.08 04/04/2024 Food and Beverage Undisputed 01/23/2026 1114612250 CMS
Exact Sciences Corporation $17.08 06/27/2024 Food and Beverage Undisputed 01/23/2026 1114612254 CMS
Exact Sciences Corporation $18.69 11/11/2024 Food and Beverage Undisputed 01/23/2026 1114612258 CMS
Gilead Sciences, Inc. $28.83 02/05/2024 Food and Beverage Undisputed 01/23/2026 1133635975 CMS
GlaxoSmithKline, LLC. $20.64 02/17/2024 Food and Beverage Undisputed 01/23/2026 1116434947 CMS
GlaxoSmithKline, LLC. $15.50 05/02/2024 Food and Beverage Undisputed 01/23/2026 1116022691 CMS
GlaxoSmithKline, LLC. $15.16 07/12/2024 Food and Beverage Undisputed 01/23/2026 1116449903 CMS
IBSA Pharma Inc. $15.96 02/27/2024 Food and Beverage Undisputed 01/23/2026 1142981235 CMS
Impulse Dynamics (USA) Inc. $14.63 05/28/2024 Food and Beverage Undisputed 01/23/2026 1100421036 CMS
Lilly USA, LLC $16.46 01/09/2024 Food and Beverage Undisputed 01/23/2026 1136168651 CMS
Lilly USA, LLC $11.31 02/06/2024 Food and Beverage Undisputed 01/23/2026 1136156811 CMS
Lilly USA, LLC $18.76 04/16/2024 Food and Beverage Undisputed 01/23/2026 1136151213 CMS
Lilly USA, LLC $18.75 05/30/2024 Food and Beverage Undisputed 01/23/2026 1136156813 CMS
Lilly USA, LLC $16.43 06/04/2024 Food and Beverage Undisputed 01/23/2026 1136168925 CMS
Lilly USA, LLC $14.67 06/25/2024 Food and Beverage Undisputed 01/23/2026 1136168923 CMS
Lilly USA, LLC $14.84 07/23/2024 Food and Beverage Undisputed 01/23/2026 1134968311 CMS
Lilly USA, LLC $16.51 08/13/2024 Food and Beverage Undisputed 01/23/2026 1136151215 CMS
Lilly USA, LLC $16.52 09/10/2024 Food and Beverage Undisputed 01/23/2026 1136161713 CMS
Medtronic, Inc. $17.25 08/22/2024 Food and Beverage Undisputed 01/23/2026 1117164627 CMS
Merck Sharp & Dohme LLC $16.61 01/12/2024 Food and Beverage Undisputed 01/23/2026 1141929225 CMS
Merck Sharp & Dohme LLC $23.89 08/16/2024 Food and Beverage Undisputed 01/23/2026 1141690764 CMS
Novartis Pharmaceuticals Corporation $14.96 03/11/2024 Food and Beverage Undisputed 01/23/2026 1086649779 CMS
Novartis Pharmaceuticals Corporation $14.82 10/18/2024 Food and Beverage Undisputed 01/23/2026 1086649785 CMS
Novo Nordisk Inc $15.62 01/08/2024 Food and Beverage Undisputed 01/23/2026 1096611000 CMS
Novo Nordisk Inc $14.02 01/24/2024 Food and Beverage Undisputed 01/23/2026 1097817292 CMS
Novo Nordisk Inc $13.60 07/21/2024 Food and Beverage Undisputed 01/23/2026 1096771569 CMS
Novo Nordisk Inc $18.32 09/30/2024 Food and Beverage Undisputed 01/23/2026 1097236722 CMS
Novo Nordisk Inc $18.81 10/16/2024 Food and Beverage Undisputed 01/23/2026 1096566252 CMS
Novo Nordisk Inc $13.20 11/21/2024 Food and Beverage Undisputed 01/23/2026 1097071249 CMS
PFIZER INC. $14.84 02/21/2024 Food and Beverage Undisputed 01/23/2026 1131021047 CMS
PFIZER INC. $16.48 03/12/2024 Food and Beverage Undisputed 01/23/2026 1131302842 CMS
PFIZER INC. $18.09 06/20/2024 Food and Beverage Undisputed 01/23/2026 1131693831 CMS
PFIZER INC. $16.04 12/13/2024 Food and Beverage Undisputed 01/23/2026 1131428868 CMS
Teleflex LLC $16.80 04/04/2024 Food and Beverage Undisputed 01/23/2026 1142098713 CMS
Tolmar, Inc. $15.23 01/05/2024 Food and Beverage Undisputed 01/23/2026 1138720076 CMS
Vanda Pharmaceuticals Inc. $19.04 09/05/2024 Food and Beverage Undisputed 01/23/2026 1133899055 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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