Dollars for Docs
How Industry Dollars Reach Your Doctors
This database was last updated in October 2019 and should only be used as a historical snapshot. Newer data is available at the Centers for Medicare and Medicaid Services Open Payments site.
DAVID J CHANG
Listed Specialty: Dentist, Oral and Maxillofacial Surgery
800 WASHINGTON ST, BOSTON, MA, 02111-1552
DR. DAVID CHANG,
Yearly Payment Breakdown:
2018 Payments At a Glance
25
payments
$2,280
payment total
3
companies paid this doctor
Payment Calendar in 2018
This doctor received a payment on days in 2018.
Each box below represents a single day during the disclosure period. A gray box indicates no payments. The darker the color, the more payments a doctor received that day.
2018
Types of Payments in 2018
| Category | Payments | Payment Value |
|---|---|---|
Food and Beverage |
16 | $1,204 |
Travel and Lodging |
8 | $977 |
Education |
1 | $99 |
Drugs & Devices in 2018
Totals listed below account for all payments from that mention this product. Beginning in 2016, the government began classifying products as drugs, devices, biologics or medical supplies. Below, you will see drugs (drugs and biologics) and devices (devices and medical supplies). If a payment record mentions more than one product, the entire value will be included in each of those products. When no products are listed, they are not included in the list below.
| Product Name | Product Type | Payments† |
|---|---|---|
AXOGUARD NERVE CONNECTOR |
device |
$1,547 |
AXOGUARD NERVE PROTECTOR |
device |
$1,547 |
DIEM2 |
device |
$452 |
BELLATEK |
device |
$120 |
AXOTOUCH |
device |
$99 |
EXPAREL |
drug |
$48 |
ALL T3 IMPLANTS |
device |
$13 |
| † May not add up to dollar total at top of page, since a payment record may not be associated with any product or can be associated with several products. | ||
Payment Details in 2018
See this doctor’s Open Payments page →
Note: We have made some effort to normalize the data and eliminate duplicates, but the data is primarily as it has been reported by the companies to the Centers for Medicare and Medicaid Services. To purchase the normalized data, please visit the ProPublica Data Store. If you spot an error, please let us know at [email protected].
This site includes data published by the Centers for Medicare and Medicaid Services on June 28, 2019.