Does Dr. CHIA-WAI CHANG have financial conflicts of interest?

Dr. CHIA-WAI CHANG (MD) has received a total of $1,087 in pharmaceutical and medical device industry funding between 2021 and 2025. This includes $1,087 in personal promotional payouts (consulting, meals, travel) and $0 in clinical research grants. Financial ties do not automatically imply conflict of interest, but are disclosed under the Sunshine Act.

Which pharmaceutical companies pay Dr. CHIA-WAI CHANG?

According to CMS Open Payments data, Dr. CHIA-WAI CHANG received funding from INSPIRE MEDICAL SYSTEMS ($568), ACERA SURGICAL ($209), and TAKEDA PHARMACEUTICALS U.S.A ($66).

Does Dr. CHIA-WAI CHANG receive research grants or speaking fees?

Dr. CHIA-WAI CHANG has received $1,087 in general promotional payments (such as consulting honoraria, meals, and speaking fees) and $0 in clinical research grants.

DR. CHIA-WAI CHANG

MDReal-Time Hydrated

Specialty: Otolaryngology

Practice Location: COLUMBIA, MO 65201

NPI Number: 1013975986

LIFETIME INDUSTRY VALUE

$1,087

2021 – 2025 Cumulative

Conflict of Interest Analysis

Dr. CHANG is a verified Otolaryngology practitioner based in COLUMBIA, MO.

Between 2021 and 2025, Dr. CHANG had an overall industry promotional and research financial footprint of $1,087 as recorded in the federal CMS Open Payments database.

$1,087 was received in general payments, which include consultation fees, travel expenses, honoraria, and sponsored meals.
$0 was allocated to sponsored clinical trials and medical research activities.

Dr. CHANG's primary funding source is INSPIRE MEDICAL SYSTEMS, which accounts for $568 (representing 52.3% of overall industry footprint).

Data coverage: 2021 – 2025 · Source: CMS Open Payments · CMS publishes each year's data around June 30 of the following year.

Payout Trend Over Time

General Payments

Research Funding

Top Funding Entities

Pharmaceutical & Device Manufacturers making direct payments

INSPIRE MEDICAL SYSTEMS

Rank 1

$568

52.3%

ACERA SURGICAL

Rank 2

$209

19.2%

TAKEDA PHARMACEUTICALS U.S.A

Rank 3

$66

Itemized Transaction Archives

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Year:

2025

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Frequently Asked Questions

Answers compiled using federal transparency disclosure records under the Sunshine Act.