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.

KENNETH J CHANG
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KENNETH J CHANG

Listed Specialty: Gastroenterology
UCI MEDICAL CENTER, 101 THE CITY DRIVE SOUTH, ORANGE, CA, 92868
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Is This Your Doctor?
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KENNETH J CHANG,
Yearly Payment Breakdown:

2018 Payments At a Glance

88

payments

$72,273

payment total

10

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
Consulting
 20 $47,522
Travel and Lodging
 18 $13,424
Education
 4 $7,380
Food and Beverage
 45 $2,447
Honoraria
 1 $1,500

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†
ESOPHYX

device

 $25,893
Payments with no listed product

N/A

 $20,191
OVERSTITCH

device

 $9,747
OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES

device

 $8,447
OLYMPUS CAPITAL ACCESSORIES

device

 $7,645
OER-PRO

device

 $7,526
OER PRO ACCESSORIES

device

 $7,526
OLYMPUS ULTRASOUND DEVICES

device

 $5,625
ERBE

device

 $1,600
OLYMPUS BILIARY DEVICES

device

 $284
OLYMPUS GI STRICTURE DEVICES

device

 $241
COOK MEDICAL BILIARY

device

 $227
PROSOUND

device

 $119
COOK MEDICAL HEMOSPRAY

device

 $88
COOK MEDICAL HEMOSTASIS

device

 $33
IPRO2

device

 $17
† 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

When How Much Related To What For From Third Party Payee
Apr 6, 2018 $8,000 OVERSTITCH Consulting APOLLO ENDOSURGERY US INC
Sep 15, 2018 $5,499 OLYMPUS ULTRASOUND DEVICES Travel and Lodging OLYMPUS CORPORATION
Nov 6, 2018 $5,350 ESOPHYX Consulting ENDOGASTRIC SOLUTIONS, INC
Aug 14, 2018 $5,228 No Listed Product Consulting SPIRATION, INC.
May 18, 2018 $3,075 No Listed Product Consulting SPIRATION, INC.
Jun 14, 2018 $2,750 ESOPHYX Consulting ENDOGASTRIC SOLUTIONS, INC
May 10, 2018 $2,500 ESOPHYX Consulting ENDOGASTRIC SOLUTIONS, INC
Jul 12, 2018 $2,500 ESOPHYX Consulting ENDOGASTRIC SOLUTIONS, INC
Aug 30, 2018 $2,500 ESOPHYX Consulting ENDOGASTRIC SOLUTIONS, INC
Feb 2, 2018 $2,500 ESOPHYX Consulting ENDOGASTRIC SOLUTIONS, INC
Jun 19, 2018 $2,460 OER PRO ACCESSORIES OER-PRO OLYMPUS CAPITAL ACCESSORIES OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Education OLYMPUS CORPORATION OF THE AMERICAS
May 31, 2018 $2,335 No Listed Product Travel and Lodging WILSON COOK MEDICAL INCORPORATED
Jun 19, 2018 $1,845 OER PRO ACCESSORIES OER-PRO OLYMPUS CAPITAL ACCESSORIES OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Education OLYMPUS CORPORATION OF THE AMERICAS
Jun 19, 2018 $1,845 OER PRO ACCESSORIES OER-PRO OLYMPUS CAPITAL ACCESSORIES OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Education OLYMPUS CORPORATION OF THE AMERICAS
Jul 27, 2018 $1,600 ESOPHYX Consulting ENDOGASTRIC SOLUTIONS, INC
May 18, 2018 $1,538 No Listed Product Consulting SPIRATION, INC.
Jun 19, 2018 $1,500 ERBE Honoraria ERBE USA INC
Jul 26, 2018 $1,400 ESOPHYX Consulting ENDOGASTRIC SOLUTIONS, INC
Jul 26, 2018 $1,365 ESOPHYX Travel and Lodging ENDOGASTRIC SOLUTIONS, INC
Aug 14, 2018 $1,307 No Listed Product Consulting SPIRATION, INC.
Nov 6, 2018 $1,258 ESOPHYX Travel and Lodging ENDOGASTRIC SOLUTIONS, INC
May 18, 2018 $1,230 No Listed Product Consulting SPIRATION, INC.
Jun 19, 2018 $1,230 OER PRO ACCESSORIES OER-PRO OLYMPUS CAPITAL ACCESSORIES OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Education OLYMPUS CORPORATION OF THE AMERICAS
Aug 14, 2018 $1,230 No Listed Product Consulting SPIRATION, INC.
Mar 20, 2018 $1,230 No Listed Product Consulting SPIRATION, INC.
May 18, 2018 $1,230 No Listed Product Consulting SPIRATION, INC.
Oct 15, 2018 $1,125 ESOPHYX Consulting ENDOGASTRIC SOLUTIONS, INC
Apr 6, 2018 $842 OVERSTITCH Travel and Lodging APOLLO ENDOSURGERY US INC ICore Health c/o Dr Kenneth J Chang
Dec 10, 2018 $615 No Listed Product Consulting OLYMPUS CORPORATION
May 16, 2018 $615 No Listed Product Consulting OLYMPUS CORPORATION
Nov 29, 2018 $562 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Travel and Lodging OLYMPUS CORPORATION
Jan 9, 2018 $444 OVERSTITCH Travel and Lodging APOLLO ENDOSURGERY US INC
Apr 6, 2018 $384 OVERSTITCH Travel and Lodging APOLLO ENDOSURGERY US INC
Jan 15, 2018 $263 OLYMPUS BILIARY DEVICES Travel and Lodging SPIRATION, INC.
Jul 2, 2018 $202 OLYMPUS GI STRICTURE DEVICES Travel and Lodging SPIRATION, INC.
Jun 4, 2018 $134 COOK MEDICAL BILIARY Food and Beverage COOK MEDICAL LLC
Apr 12, 2018 $131 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
Nov 14, 2018 $126 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
Jan 11, 2018 $125 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
Jun 21, 2018 $125 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
Sep 20, 2018 $112 OER PRO ACCESSORIES OLYMPUS CAPITAL ACCESSORIES OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES OER-PRO Food and Beverage OLYMPUS CORPORATION OF THE AMERICAS
Sep 12, 2018 $101 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
Jun 2, 2018 $100 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
May 31, 2018 $100 ERBE Food and Beverage ERBE USA INC
Dec 17, 2018 $97 No Listed Product Food and Beverage COVIDIEN LP
Feb 15, 2018 $96 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES PROSOUND OLYMPUS ULTRASOUND DEVICES OLYMPUS CAPITAL ACCESSORIES Food and Beverage OLYMPUS CORPORATION OF THE AMERICAS
Dec 6, 2018 $91 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
Nov 28, 2018 $90 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Travel and Lodging OLYMPUS CORPORATION
Jan 23, 2018 $85 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
Jun 26, 2018 $84 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
May 8, 2018 $82 COOK MEDICAL HEMOSPRAY Food and Beverage WILSON COOK MEDICAL INCORPORATED
Sep 25, 2018 $78 No Listed Product Food and Beverage COVIDIEN LP
Dec 2, 2018 $78 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Food and Beverage OLYMPUS CORPORATION
Jul 11, 2018 $77 ESOPHYX Food and Beverage ENDOGASTRIC SOLUTIONS, INC
Jul 23, 2018 $76 No Listed Product Food and Beverage COVIDIEN LP
Apr 6, 2018 $76 OVERSTITCH Food and Beverage APOLLO ENDOSURGERY US INC
Aug 14, 2018 $60 No Listed Product Travel and Lodging SPIRATION, INC.
Aug 14, 2018 $54 No Listed Product Food and Beverage SPIRATION, INC.
May 18, 2018 $54 No Listed Product Travel and Lodging SPIRATION, INC.
Aug 14, 2018 $45 No Listed Product Food and Beverage SPIRATION, INC.
Aug 14, 2018 $35 No Listed Product Travel and Lodging SPIRATION, INC.
Apr 2, 2018 $34 No Listed Product Food and Beverage COVIDIEN LP
Aug 16, 2018 $31 COOK MEDICAL HEMOSTASIS Food and Beverage COOK MEDICAL LLC
May 31, 2018 $29 COOK MEDICAL BILIARY Food and Beverage COOK MEDICAL LLC
Sep 23, 2018 $24 OER PRO ACCESSORIES OLYMPUS CAPITAL ACCESSORIES OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES OER-PRO Food and Beverage OLYMPUS CORPORATION OF THE AMERICAS
Dec 1, 2018 $23 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Food and Beverage OLYMPUS CORPORATION
Jul 3, 2018 $22 OLYMPUS GI STRICTURE DEVICES Food and Beverage SPIRATION, INC.
Jan 16, 2018 $22 OLYMPUS BILIARY DEVICES Food and Beverage SPIRATION, INC.
May 8, 2018 $19 COOK MEDICAL BILIARY Food and Beverage COOK MEDICAL LLC
May 9, 2018 $19 COOK MEDICAL BILIARY Food and Beverage COOK MEDICAL LLC
May 7, 2018 $18 COOK MEDICAL BILIARY Food and Beverage COOK MEDICAL LLC
Jul 4, 2018 $17 OLYMPUS GI STRICTURE DEVICES Food and Beverage SPIRATION, INC.
Apr 23, 2018 $17 IPRO2 Food and Beverage MEDTRONIC MINIMED, INC.
Nov 30, 2018 $17 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Food and Beverage OLYMPUS CORPORATION
Dec 1, 2018 $16 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Food and Beverage OLYMPUS CORPORATION
Dec 2, 2018 $16 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES Food and Beverage OLYMPUS CORPORATION
Aug 14, 2018 $13 No Listed Product Travel and Lodging SPIRATION, INC.
Aug 14, 2018 $12 No Listed Product Travel and Lodging SPIRATION, INC.
Mar 20, 2018 $12 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES PROSOUND OLYMPUS ULTRASOUND DEVICES OLYMPUS CAPITAL ACCESSORIES Food and Beverage OLYMPUS CORPORATION OF THE AMERICAS
Mar 20, 2018 $12 OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES PROSOUND OLYMPUS ULTRASOUND DEVICES OLYMPUS CAPITAL ACCESSORIES Food and Beverage OLYMPUS CORPORATION OF THE AMERICAS
Sep 23, 2018 $9 OER PRO ACCESSORIES OLYMPUS CAPITAL ACCESSORIES OLYMPUS ENDOSCOPIC ULTRASOUND SCOPES OER-PRO Food and Beverage OLYMPUS CORPORATION OF THE AMERICAS
May 8, 2018 $6 COOK MEDICAL HEMOSPRAY Food and Beverage WILSON COOK MEDICAL INCORPORATED
May 7, 2018 $4 COOK MEDICAL BILIARY Food and Beverage COOK MEDICAL LLC
Sep 14, 2018 $3 OLYMPUS ULTRASOUND DEVICES Travel and Lodging OLYMPUS CORPORATION
Sep 14, 2018 $3 OLYMPUS ULTRASOUND DEVICES Travel and Lodging OLYMPUS CORPORATION
May 7, 2018 $2 COOK MEDICAL BILIARY Food and Beverage COOK MEDICAL LLC
Aug 16, 2018 $2 COOK MEDICAL HEMOSTASIS Food and Beverage COOK MEDICAL LLC
May 8, 2018 $1 COOK MEDICAL BILIARY Food and Beverage COOK MEDICAL LLC
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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.