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

JEFF K CHANG

Allopathic & Osteopathic Physicians Plastic Surgery

NPI
1184862021
CMS profile
145095
Location
DUARTE, CA

General Payments · PY2019–2024

$12,875.22

  • Reported across 71 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$6,552.48

28 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
Honoraria $2,300.00 2
Food and Beverage $1,814.92 20
Travel and Lodging $1,437.56 4
Consulting Fee $1,000.00 2

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $57.44 2
PY2020 $35.29 1
PY2021 $2,444.35 16
PY2022 $2,462.57 15
PY2023 $1,323.09 9
PY2024 $6,552.48 28

Payment records · PY2024 (28)

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

Program year 2024 20192020202120222023 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
Aroa Biosurgery Incorporated $21.05 07/10/2024 Food and Beverage Undisputed 01/23/2026 1088815219 CMS
AXOGEN $133.50 07/09/2024 Food and Beverage Undisputed 01/23/2026 1143639500 CMS
Daiichi Sankyo Inc. $27.37 07/19/2024 Food and Beverage Undisputed 01/23/2026 1089407648 CMS
Medical Microinstruments, Inc. $42.26 10/26/2024 Food and Beverage Undisputed 01/23/2026 1144442443 CMS
Merck Sharp & Dohme LLC $16.78 08/29/2024 Food and Beverage Undisputed 01/23/2026 1141782701 CMS
Merck Sharp & Dohme LLC $31.25 10/18/2024 Food and Beverage Undisputed 01/23/2026 1141782857 CMS
Musculoskeletal Transplant Foundation Inc. $157.95 09/11/2024 Food and Beverage Undisputed 01/23/2026 1128568359 CMS
RTI SURGICAL, INC $116.97 01/25/2024 Food and Beverage Undisputed 01/23/2026 1142413952 CMS
RTI SURGICAL, INC $800.00 03/13/2024 Honoraria Undisputed 01/23/2026 1142413352 CMS
RTI SURGICAL, INC $1,500.00 03/28/2024 Honoraria Undisputed 01/23/2026 1142413354 CMS
RTI SURGICAL, INC $500.00 04/11/2024 Consulting Fee Undisputed 01/23/2026 1142413356 CMS
RTI SURGICAL, INC $89.52 12/04/2024 Food and Beverage Undisputed 01/23/2026 1142413954 CMS
TELA Bio, Inc. $132.51 02/20/2024 Food and Beverage Undisputed 01/23/2026 1154224006 CMS
TELA Bio, Inc. $118.11 03/27/2024 Food and Beverage Undisputed 01/23/2026 1154224008 CMS
TELA Bio, Inc. $227.58 05/17/2024 Food and Beverage Undisputed 01/23/2026 1154224014 CMS
TELA Bio, Inc. $54.00 05/17/2024 Travel and Lodging Undisputed 01/23/2026 1154224018 CMS
TELA Bio, Inc. $31.00 05/17/2024 Travel and Lodging Undisputed 01/23/2026 1154224020 CMS
TELA Bio, Inc. $520.36 05/17/2024 Travel and Lodging Undisputed 01/23/2026 1154224024 CMS
TELA Bio, Inc. $127.95 05/18/2024 Food and Beverage Undisputed 01/23/2026 1154224026 CMS
TELA Bio, Inc. $41.00 05/19/2024 Food and Beverage Undisputed 01/23/2026 1154224028 CMS
TELA Bio, Inc. $172.63 05/29/2024 Food and Beverage Undisputed 01/23/2026 1154224016 CMS
TELA Bio, Inc. $832.20 06/19/2024 Travel and Lodging Undisputed 01/23/2026 1154224022 CMS
TELA Bio, Inc. $130.87 10/17/2024 Food and Beverage Undisputed 01/23/2026 1154224010 CMS
TELA Bio, Inc. $500.00 12/11/2024 Consulting Fee Undisputed 01/23/2026 1154224012 CMS
TELA Bio, Inc. $153.79 12/11/2024 Food and Beverage Undisputed 01/23/2026 1154224030 CMS
Tempus AI, Inc $27.75 05/15/2024 Food and Beverage Undisputed 01/23/2026 1150162346 CMS
Tempus AI, Inc $18.46 06/19/2024 Food and Beverage Undisputed 01/23/2026 1150162348 CMS
Tempus AI, Inc $27.62 08/13/2024 Food and Beverage Undisputed 01/23/2026 1150162350 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
2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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