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.

PETER CHANG
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PETER CHANG

Listed Specialty: Gastroenterology
1049 PARK AVE, NEW YORK, NY, 10028-1061
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DR. PETER CHANG,
Yearly Payment Breakdown:

2018 Payments At a Glance

180

payments

$8,088

payment total

18

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
 175 $3,043
Nonaccredited Training
 1 $2,400
Consulting
 1 $2,400
Promotional Speaking/Other
 1 $125
Travel and Lodging
 2 $120

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†
XIFAXAN

drug

 $2,845
Payments with no listed product

N/A

 $2,641
CIMZIA

drug

 $352
TRULANCE

drug

 $348
GATTEX

drug

 $321
HUMIRA

drug

 $267
ENTYVIO

drug

 $205
CLENPIQ

drug

 $189
DIFICID

drug

 $167
ZINPLAVA

drug

 $167
SUCRAID

drug

 $140
UCERIS

drug

 $117
AMITIZA

drug

 $110
STELARA

drug

 $109
NASCOBAL

drug

 $65
VIBERZI

drug

 $54
SIMPONI

drug

 $52
DONNATAL

drug

 $41
DEXILANT

drug

 $38
CANASA

drug

 $38
LINZESS

drug

 $38
REMICADE

drug

 $34
EVIS EXERA

device

 $26
CREON

drug

 $22
PREPOPIK

drug

 $18
MOVIPREP

drug

 $17
MYTESI

drug

 $12
† 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
Jun 19, 2018 $2,400 XIFAXAN Nonaccredited Training SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Mar 26, 2018 $2,400 No Listed Product Consulting SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Jun 13, 2018 $141 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Nov 21, 2018 $125 GATTEX Promotional Speaking/Other SHIRE NORTH AMERICAN GROUP INC
Mar 13, 2018 $99 No Listed Product Travel and Lodging SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Aug 1, 2018 $34 STELARA REMICADE Food and Beverage JANSSEN BIOTECH, INC.
Jan 3, 2018 $33 CIMZIA Food and Beverage UCB, INC.
May 24, 2018 $29 CIMZIA Food and Beverage UCB, INC.
Jun 14, 2018 $26 EVIS EXERA Food and Beverage OLYMPUS AMERICA INC.
Apr 11, 2018 $25 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Jul 20, 2018 $25 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Sep 26, 2018 $25 HUMIRA Food and Beverage ABBVIE, INC.
Jun 8, 2018 $25 AMITIZA Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
May 17, 2018 $25 NASCOBAL Food and Beverage ENDO PHARMACEUTICALS INC.
Apr 26, 2018 $25 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Aug 22, 2018 $24 No Listed Product Food and Beverage GILEAD SCIENCES INC
Jul 18, 2018 $24 LINZESS VIBERZI CANASA Food and Beverage IRONWOOD PHARMACEUTICALS, INC
Jan 23, 2018 $24 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Nov 14, 2018 $24 HUMIRA Food and Beverage ABBVIE, INC.
Mar 19, 2018 $24 AMITIZA Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Mar 15, 2018 $24 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Mar 6, 2018 $24 STELARA SIMPONI Food and Beverage JANSSEN BIOTECH, INC.
Dec 19, 2018 $24 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Oct 10, 2018 $24 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Mar 21, 2018 $24 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Dec 11, 2018 $23 STELARA Food and Beverage JANSSEN BIOTECH, INC.
Feb 12, 2018 $23 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Dec 11, 2018 $23 CIMZIA Food and Beverage UCB, INC.
Sep 13, 2018 $23 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Aug 13, 2018 $23 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Dec 11, 2018 $23 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
May 4, 2018 $23 HUMIRA Food and Beverage ABBVIE, INC.
Apr 9, 2018 $23 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Jun 8, 2018 $23 No Listed Product Food and Beverage GILEAD SCIENCES INC
Aug 15, 2018 $23 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Sep 5, 2018 $22 HUMIRA Food and Beverage ABBVIE, INC.
Jun 12, 2018 $22 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Oct 15, 2018 $22 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Nov 6, 2018 $22 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Aug 3, 2018 $22 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Sep 20, 2018 $22 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Oct 22, 2018 $22 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Aug 7, 2018 $22 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Oct 10, 2018 $22 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Oct 29, 2018 $22 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Jan 10, 2018 $22 HUMIRA Food and Beverage ABBVIE, INC.
Jul 24, 2018 $22 CIMZIA Food and Beverage UCB, INC.
Apr 27, 2018 $22 AMITIZA Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Nov 20, 2018 $22 AMITIZA Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Dec 12, 2018 $22 DEXILANT Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Jun 13, 2018 $21 XIFAXAN Travel and Lodging SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Sep 14, 2018 $21 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Dec 14, 2018 $21 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Mar 23, 2018 $21 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Jul 10, 2018 $21 NASCOBAL Food and Beverage ENDO PHARMACEUTICALS INC.
Mar 14, 2018 $21 HUMIRA Food and Beverage ABBVIE, INC.
Aug 22, 2018 $21 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Feb 15, 2018 $21 HUMIRA Food and Beverage ABBVIE, INC.
Jul 11, 2018 $21 No Listed Product Food and Beverage GILEAD SCIENCES INC
Oct 22, 2018 $21 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Apr 20, 2018 $21 No Listed Product Food and Beverage GILEAD SCIENCES INC
Aug 15, 2018 $21 HUMIRA Food and Beverage ABBVIE, INC.
Mar 21, 2018 $21 UCERIS Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Apr 12, 2018 $21 UCERIS Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Aug 29, 2018 $20 CIMZIA Food and Beverage UCB, INC.
Mar 2, 2018 $20 CIMZIA Food and Beverage UCB, INC.
Feb 9, 2018 $20 No Listed Product Food and Beverage GILEAD SCIENCES INC
Mar 7, 2018 $20 No Listed Product Food and Beverage GILEAD SCIENCES INC
Jul 31, 2018 $20 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Jul 16, 2018 $20 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Apr 16, 2018 $20 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Jun 26, 2018 $20 UCERIS Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Jun 5, 2018 $20 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Oct 11, 2018 $20 CIMZIA Food and Beverage UCB, INC.
Dec 19, 2018 $20 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Dec 5, 2018 $20 CIMZIA Food and Beverage UCB, INC.
Nov 16, 2018 $19 HUMIRA Food and Beverage ABBVIE, INC.
Aug 22, 2018 $19 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Nov 14, 2018 $19 CIMZIA Food and Beverage UCB, INC.
Sep 7, 2018 $19 SUCRAID Food and Beverage QOL MEDICAL, LLC
Oct 23, 2018 $19 HUMIRA Food and Beverage ABBVIE, INC.
Aug 21, 2018 $19 NASCOBAL Food and Beverage ENDO PHARMACEUTICALS INC.
Apr 13, 2018 $19 CIMZIA Food and Beverage UCB, INC.
May 8, 2018 $19 CIMZIA Food and Beverage UCB, INC.
Mar 15, 2018 $19 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Feb 28, 2018 $19 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Jun 6, 2018 $19 SUCRAID Food and Beverage QOL MEDICAL, LLC
Jan 17, 2018 $19 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Apr 3, 2018 $19 UCERIS Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Jul 2, 2018 $19 UCERIS Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Mar 28, 2018 $19 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Apr 4, 2018 $19 CIMZIA Food and Beverage UCB, INC.
Nov 21, 2018 $19 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Apr 18, 2018 $19 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Jun 13, 2018 $18 HUMIRA Food and Beverage ABBVIE, INC.
Dec 19, 2018 $18 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Mar 2, 2018 $18 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Jan 19, 2018 $18 PREPOPIK Food and Beverage FERRING PHARMACEUTICALS INC.
Jan 31, 2018 $18 DONNATAL Food and Beverage CONCORDIA PHARMACEUTICALS INC.
Sep 18, 2018 $18 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Jan 30, 2018 $18 UCERIS Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Mar 27, 2018 $18 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Jun 20, 2018 $18 CIMZIA Food and Beverage UCB, INC.
Oct 29, 2018 $18 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Mar 8, 2018 $18 SUCRAID Food and Beverage QOL MEDICAL, LLC
Sep 12, 2018 $17 AMITIZA Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Apr 20, 2018 $17 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Nov 22, 2018 $17 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Apr 2, 2018 $17 MOVIPREP XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Dec 7, 2018 $17 SUCRAID Food and Beverage QOL MEDICAL, LLC
Oct 17, 2018 $17 SUCRAID Food and Beverage QOL MEDICAL, LLC
Oct 29, 2018 $17 CIMZIA Food and Beverage UCB, INC.
May 9, 2018 $17 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Jan 26, 2018 $17 CREON Food and Beverage ABBVIE, INC.
Jul 20, 2018 $17 DEXILANT Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Feb 2, 2018 $17 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Jul 23, 2018 $17 HUMIRA Food and Beverage ABBVIE, INC.
Feb 13, 2018 $17 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Apr 25, 2018 $16 SUCRAID Food and Beverage QOL MEDICAL, LLC
Mar 14, 2018 $16 GATTEX Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Aug 14, 2018 $16 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Nov 16, 2018 $16 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Mar 16, 2018 $16 VIBERZI Food and Beverage ALLERGAN INC.
Jul 25, 2018 $16 SUCRAID Food and Beverage QOL MEDICAL, LLC
Oct 5, 2018 $16 STELARA SIMPONI Food and Beverage JANSSEN BIOTECH, INC.
Feb 12, 2018 $15 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Aug 8, 2018 $15 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
May 15, 2018 $15 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Jun 27, 2018 $15 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
May 11, 2018 $15 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Jan 6, 2018 $14 SUCRAID Food and Beverage QOL MEDICAL, LLC
Jul 19, 2018 $14 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Jun 29, 2018 $14 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Oct 18, 2018 $14 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Dec 7, 2018 $13 LINZESS VIBERZI CANASA Food and Beverage IRONWOOD PHARMACEUTICALS, INC
Oct 31, 2018 $13 No Listed Product Food and Beverage PROMETHEUS LABORATORIES INC.
Oct 3, 2018 $13 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Aug 16, 2018 $12 DONNATAL Food and Beverage CONCORDIA PHARMACEUTICALS INC.
Aug 16, 2018 $12 MYTESI Food and Beverage NAPO PHARMACEUTICALS INC
Sep 17, 2018 $12 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
May 30, 2018 $12 STELARA SIMPONI Food and Beverage JANSSEN BIOTECH, INC.
Nov 7, 2018 $12 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Sep 22, 2018 $11 CIMZIA Food and Beverage UCB, INC.
Oct 30, 2018 $11 DONNATAL Food and Beverage CONCORDIA PHARMACEUTICALS INC.
Oct 10, 2018 $10 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Nov 19, 2018 $10 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Jul 14, 2018 $10 HUMIRA Food and Beverage ABBVIE, INC.
Mar 15, 2018 $10 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Sep 17, 2018 $9 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Apr 30, 2018 $9 CIMZIA Food and Beverage UCB, INC.
Jul 24, 2018 $8 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Sep 27, 2018 $8 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Mar 5, 2018 $7 CIMZIA Food and Beverage UCB, INC.
Feb 13, 2018 $7 XIFAXAN Food and Beverage SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC
Jun 28, 2018 $7 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Oct 30, 2018 $7 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
May 7, 2018 $7 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Aug 31, 2018 $6 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Dec 6, 2018 $6 CIMZIA Food and Beverage UCB, INC.
Apr 4, 2018 $6 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Oct 31, 2018 $6 CIMZIA Food and Beverage UCB, INC.
Jan 2, 2018 $5 CREON Food and Beverage ABBVIE, INC.
Sep 21, 2018 $4 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Feb 15, 2018 $4 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Mar 27, 2018 $4 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Apr 26, 2018 $4 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Apr 4, 2018 $4 CIMZIA Food and Beverage UCB, INC.
Oct 22, 2018 $4 SUCRAID Food and Beverage QOL MEDICAL, LLC
Feb 15, 2018 $4 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Nov 14, 2018 $4 CIMZIA Food and Beverage UCB, INC.
Aug 31, 2018 $3 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Aug 3, 2018 $3 TRULANCE Food and Beverage SYNERGY PHARMACEUTICALS INC
Aug 2, 2018 $3 CIMZIA Food and Beverage UCB, INC.
Feb 13, 2018 $3 CIMZIA Food and Beverage UCB, INC.
Jul 23, 2018 $2 HUMIRA Food and Beverage ABBVIE, INC.
May 8, 2018 $2 CIMZIA Food and Beverage UCB, INC.
Aug 6, 2018 $2 HUMIRA Food and Beverage ABBVIE, INC.
Feb 28, 2018 $2 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Mar 21, 2018 $1 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS INC.
Sep 17, 2018 $1 CLENPIQ Food and Beverage FERRING PHARMACEUTICALS 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.