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.

MICHAEL L CHANG
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MICHAEL L CHANG

Listed Specialty: Nuclear Cardiology
3941 J STREET, SUITE 260, SACRAMENTO, CA, 95819-3633
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Is This Your Doctor?
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MICHAEL CHANG,
Yearly Payment Breakdown:

2018 Payments At a Glance

107

payments

$33,516

payment total

19

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
Promotional Speaking/Other
 5 $22,200
Travel and Lodging
 18 $6,239
Food and Beverage
 82 $4,003
Honoraria
 1 $1,000
Nonaccredited Training
 1 $74

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†
COREVALVE EVOLUT

device

 $26,924
RESOLUTE

device

 $3,409
IMPELLA

device

 $1,200
3F

device

 $570
Payments with no listed product

N/A

 $197
HEARTMATE 3 LEFT VENTRICULAR DEV

device

 $130
WATCHMAN

device

 $125
ANDEXXA

drug

 $125
ENTRESTO

drug

 $119
NORTHERA

drug

 $110
XARELTO

drug

 $100
DEFINITY

drug

 $96
EDWARDS SAPIEN 3 TRANSCATHETER HEART VALVE

device

 $75
LUTONIX

device

 $72
IGT_D CORONARY

device

 $57
MITRA CLIP SYSTEM

device

 $47
PORTICO TRANSCATHETER AORTIC HV

device

 $39
CORONARY ORBITAL ATHERECTOMY SYSTEM

device

 $33
PERIPHERAL ORBITAL ATHERECTOMY SYSTEM

device

 $33
LIFEVEST

device

 $30
AVALON ELITE CATHETERS

device

 $23
RXI SYSTEMS

device

 $13
TRYTON SIDE BRANCH STENT

device

 $13
CARDIOFORM SEPTAL OCCLUDER

device

 $11
† 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
Mar 21, 2018 $5,400 COREVALVE EVOLUT Promotional Speaking/Other MEDTRONIC VASCULAR, INC.
Oct 15, 2018 $4,800 COREVALVE EVOLUT Promotional Speaking/Other MEDTRONIC VASCULAR, INC.
May 23, 2018 $4,800 COREVALVE EVOLUT Promotional Speaking/Other MEDTRONIC VASCULAR, INC.
Nov 1, 2018 $4,200 COREVALVE EVOLUT Promotional Speaking/Other MEDTRONIC VASCULAR, INC.
Mar 22, 2018 $3,000 COREVALVE EVOLUT Promotional Speaking/Other MEDTRONIC VASCULAR, INC.
Oct 21, 2018 $1,113 RESOLUTE Travel and Lodging MEDTRONIC VASCULAR, INC.
Jan 25, 2018 $1,014 RESOLUTE Travel and Lodging MEDTRONIC VASCULAR, INC.
Apr 19, 2018 $1,000 IMPELLA Honoraria ABIOMED
Feb 7, 2018 $991 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
May 15, 2018 $787 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
May 16, 2018 $403 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
Oct 24, 2018 $402 RESOLUTE Travel and Lodging MEDTRONIC VASCULAR, INC.
May 16, 2018 $362 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
Aug 16, 2018 $273 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
Aug 16, 2018 $231 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
Feb 7, 2018 $206 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
Oct 12, 2018 $175 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Feb 8, 2018 $151 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 12, 2018 $141 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
Aug 16, 2018 $132 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Jul 20, 2018 $130 HEARTMATE 3 LEFT VENTRICULAR DEV Food and Beverage ABBOTT LABORATORIES
Apr 5, 2018 $125 WATCHMAN Food and Beverage BOSTON SCIENTIFIC CORPORATION
Oct 16, 2018 $125 ANDEXXA Food and Beverage PORTOLA PHARMACEUTICALS, INC.
Jul 11, 2018 $124 No Listed Product Food and Beverage ACTELION PHARMACEUTICALS US, INC.
Aug 16, 2018 $120 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
Mar 27, 2018 $119 ENTRESTO Food and Beverage NOVARTIS PHARMACEUTICALS CORPORATION
Jun 21, 2018 $115 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 12, 2018 $112 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Feb 1, 2018 $110 NORTHERA Food and Beverage LUNDBECK LLC
Apr 4, 2018 $106 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Nov 30, 2018 $103 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Nov 28, 2018 $100 XARELTO Food and Beverage JANSSEN PHARMACEUTICALS, INC
Jun 27, 2018 $96 DEFINITY Food and Beverage LANTHEUS MEDICAL IMAGING, INC.
Jan 25, 2018 $92 RESOLUTE Travel and Lodging MEDTRONIC VASCULAR, INC.
Oct 24, 2018 $91 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
May 3, 2018 $90 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Jan 25, 2018 $88 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Apr 19, 2018 $79 IMPELLA Food and Beverage ABIOMED
Jan 25, 2018 $76 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Apr 23, 2018 $75 EDWARDS SAPIEN 3 TRANSCATHETER HEART VALVE Food and Beverage EDWARDS LIFESCIENCES CORPORATION
Oct 12, 2018 $74 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Apr 19, 2018 $74 No Listed Product Nonaccredited Training MEDTRONIC VASCULAR, INC. Cardiovascular Research Foundation
May 17, 2018 $72 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Aug 16, 2018 $70 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 12, 2018 $70 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 24, 2018 $69 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Aug 16, 2018 $67 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Jan 25, 2018 $61 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Feb 2, 2018 $60 IMPELLA Food and Beverage ABIOMED
Jan 25, 2018 $60 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 12, 2018 $57 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
May 24, 2018 $55 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Jan 18, 2018 $53 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Feb 28, 2018 $52 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Aug 16, 2018 $50 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Jan 3, 2018 $47 MITRA CLIP SYSTEM Food and Beverage ABBOTT LABORATORIES
Jul 27, 2018 $43 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Feb 16, 2018 $43 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Mar 8, 2018 $39 LUTONIX Food and Beverage BARD PERIPHERAL VASCULAR, INC.
Aug 30, 2018 $39 PORTICO TRANSCATHETER AORTIC HV Food and Beverage ABBOTT LABORATORIES
Jan 25, 2018 $37 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Jan 25, 2018 $37 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Mar 15, 2018 $33 LUTONIX Food and Beverage BARD PERIPHERAL VASCULAR, INC.
Oct 24, 2018 $33 RESOLUTE Travel and Lodging MEDTRONIC VASCULAR, INC.
Sep 25, 2018 $33 PERIPHERAL ORBITAL ATHERECTOMY SYSTEM CORONARY ORBITAL ATHERECTOMY SYSTEM Food and Beverage CARDIOVASCULAR SYSTEMS INC.
Oct 24, 2018 $32 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Sep 23, 2018 $32 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Dec 29, 2018 $31 IMPELLA Food and Beverage ABIOMED
Oct 24, 2018 $29 RESOLUTE Travel and Lodging MEDTRONIC VASCULAR, INC.
Feb 28, 2018 $29 COREVALVE EVOLUT Travel and Lodging MEDTRONIC VASCULAR, INC.
Nov 10, 2018 $25 IGT_D CORONARY Food and Beverage PHILIPS ELECTRONICS NORTH AMERICA CORPORATION
Feb 6, 2018 $23 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Apr 20, 2018 $23 AVALON ELITE CATHETERS Food and Beverage MAQUET CARDIOVASCULAR U.S. SALES, L.L.C.
Oct 24, 2018 $21 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Dec 6, 2018 $21 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 4, 2018 $19 IGT_D CORONARY Food and Beverage PHILIPS ELECTRONICS NORTH AMERICA CORPORATION
Sep 22, 2018 $17 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Feb 7, 2018 $16 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 31, 2018 $13 RXI SYSTEMS Food and Beverage ACIST MEDICAL SYSTEMS, INC.
Jun 14, 2018 $13 TRYTON SIDE BRANCH STENT Food and Beverage CARDINAL HEALTH 200, LLC
Apr 20, 2018 $13 LIFEVEST Food and Beverage ZOLL SERVICES LLC (A/K/A ZOLL LIFECOR CORP)
Jul 6, 2018 $12 IGT_D CORONARY Food and Beverage PHILIPS ELECTRONICS NORTH AMERICA CORPORATION
Sep 23, 2018 $12 3F Food and Beverage MEDTRONIC VASCULAR, INC.
May 7, 2018 $12 LIFEVEST Food and Beverage ZOLL SERVICES LLC (A/K/A ZOLL LIFECOR CORP)
Feb 7, 2018 $11 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
May 7, 2018 $11 IMPELLA Food and Beverage ABIOMED
Mar 23, 2018 $11 CARDIOFORM SEPTAL OCCLUDER Food and Beverage W. L. GORE & ASSOCIATES, INC.
Feb 15, 2018 $10 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Jan 4, 2018 $10 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 24, 2018 $8 RESOLUTE Travel and Lodging MEDTRONIC VASCULAR, INC.
Jul 17, 2018 $8 IMPELLA Food and Beverage ABIOMED
Oct 24, 2018 $7 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Jun 6, 2018 $6 IMPELLA Food and Beverage ABIOMED
Oct 24, 2018 $5 RESOLUTE Travel and Lodging MEDTRONIC VASCULAR, INC.
Aug 2, 2018 $5 COREVALVE EVOLUT Food and Beverage MEDTRONIC VASCULAR, INC.
Apr 5, 2018 $5 3F Food and Beverage MEDTRONIC VASCULAR, INC.
May 4, 2018 $5 LIFEVEST Food and Beverage ZOLL SERVICES LLC (A/K/A ZOLL LIFECOR CORP)
Oct 24, 2018 $5 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Jan 18, 2018 $4 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Feb 2, 2018 $4 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Dec 3, 2018 $4 IMPELLA Food and Beverage ABIOMED
Mar 12, 2018 $4 3F Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 24, 2018 $4 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 24, 2018 $3 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 24, 2018 $3 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 24, 2018 $2 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
Oct 24, 2018 $2 RESOLUTE Food and Beverage MEDTRONIC VASCULAR, INC.
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.