DR. CHARLES CHANG
MDReal-Time HydratedLIFETIME INDUSTRY VALUE
$241
2021 – 2024 Cumulative
Conflict of Interest Analysis
Dr. CHANG is a verified Urology practitioner based in CONCORD, CA.
Between 2021 and 2024, Dr. CHANG had an overall industry promotional and research financial footprint of $241 as recorded in the federal CMS Open Payments database.
- $241 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 GENENTECH, which accounts for $148 (representing 61.7% of overall industry footprint).
Data coverage: 2021 – 2024 · 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
Rank 1
$148
61.7%Rank 2
$43
17.8%Rank 3
$24
10%General payments include consulting honoraria, promotional speaking fees, meals, travel, educational materials, and entertainment offsets.
PROMOTIONAL COUNT
Active
ESTIMATED COMPLIANCE RISK
Standard
Itemized Transaction Archives
Direct live query to Socrata CMS Open Payments API (Bypasses local DB)
Year:
2024
2024
2023
2022
2021
Click "Load Live Logs" to query the federal Open Payments registry directly.
Frequently Asked Questions
Answers compiled using federal transparency disclosure records under the Sunshine Act.