Total Payments
$453.43
2024 Payments
$56.38
Companies
14
Transactions
32

Payment Breakdown by Category

Food & Beverage$453.43 (100.0%)

Payments by Nature

Nature of Payment Amount Transactions Share
Food and Beverage $453.43 32 100.0%

Top Paying Companies

Company Total Records Latest Year
Phadia US Inc. $67.16 4 $0 (2024)
kaleo, Inc. $55.14 4 $0 (2022)
Tris Pharma Inc $52.42 4 $0 (2019)
PFIZER INC. $38.20 3 $0 (2022)
Sanofi Pasteur Inc. $36.88 2 $0 (2018)
Quidel Corporation $30.06 2 $0 (2020)
Ultragenyx Pharmaceutical Inc. $27.55 2 $0 (2023)
Takeda Pharmaceuticals U.S.A., Inc. $26.31 2 $0 (2021)
Merck Sharp & Dohme Corporation $25.98 2 $0 (2019)
Ironshore Pharmaceuticals Inc. $24.60 2 $0 (2019)

Payment History by Year

Year Amount Transactions Top Company
2024 $56.38 3 Phadia US Inc. ($35.97)
2023 $63.50 5 Phadia US Inc. ($31.19)
2022 $30.61 2 kaleo, Inc. ($16.00)
2021 $77.10 6 Takeda Pharmaceuticals U.S.A., Inc. ($26.31)
2020 $18.81 1 Quidel Corporation ($18.81)
2019 $82.40 6 Ironshore Pharmaceuticals Inc. ($24.60)
2018 $66.93 5 Tris Pharma Inc ($26.11)
2017 $57.70 4 SANOFI PASTEUR INC. ($18.77)

All Payment Transactions

32 individual payment records from CMS Open Payments — Page 1 of 2

Date Company Product Nature Form Amount Type
10/28/2024 Cranial Technologies, Inc Doc Band (Device) Food and Beverage Cash or cash equivalent $20.41 General
Category: Cranial Orthotic
10/07/2024 Phadia US Inc. ImmunoCAP (Device) Food and Beverage Cash or cash equivalent $15.48 General
Category: Allergy/Immunology
04/22/2024 Phadia US Inc. ImmunoCAP (Device) Food and Beverage Cash or cash equivalent $20.49 General
Category: Allergy/Immunology
12/06/2023 Phadia US Inc. ImmunoCAP (Device) Food and Beverage Cash or cash equivalent $14.67 General
Category: Allergy/Immunology
06/23/2023 Ultragenyx Pharmaceutical Inc. Food and Beverage In-kind items and services $14.27 General
05/03/2023 Corium, LLC Azstarys (Drug) Food and Beverage In-kind items and services $3.83 General
Category: CNS Stimulant for ADHD
04/25/2023 Phadia US Inc. ImmunoCAP (Device) Food and Beverage Cash or cash equivalent $16.52 General
Category: Allergy/Immunology
04/17/2023 Corium, LLC Azstarys (Drug) Food and Beverage In-kind items and services $14.21 General
Category: CNS Stimulant for ADHD
03/23/2022 kaleo, Inc. AUVI-Q (Drug) Food and Beverage In-kind items and services $16.00 General
Category: Allergy
03/05/2022 PFIZER INC. PREVNAR 13 (Biological) Food and Beverage In-kind items and services $14.61 General
Category: VACCINES
10/19/2021 kaleo, Inc. AUVI-Q (Drug) Food and Beverage In-kind items and services $13.92 General
Category: ALLERGY
10/19/2021 Ultragenyx Pharmaceutical Inc. Food and Beverage In-kind items and services $13.28 General
09/29/2021 PFIZER INC. PREVNAR 13 (Biological) Food and Beverage In-kind items and services $11.67 General
Category: VACCINES
08/17/2021 Takeda Pharmaceuticals U.S.A., Inc. GATTEX (Drug) Food and Beverage In-kind items and services $13.38 General
Category: INTERNAL MEDICINE
08/16/2021 Takeda Pharmaceuticals U.S.A., Inc. VYVANSE (Drug) Food and Beverage In-kind items and services $12.93 General
Category: NEUROSCIENCE
06/02/2021 PFIZER INC. PREVNAR 13 (Biological) Food and Beverage In-kind items and services $11.92 General
Category: VACCINES
03/23/2020 Quidel Corporation QuickVue (Device) Food and Beverage Cash or cash equivalent $18.81 General
Category: SARS
08/26/2019 Ironshore Pharmaceuticals Inc. Jornay PM 20mg capsules (Bottle of 100) (Drug) Food and Beverage In-kind items and services $11.77 General
Category: Central nervous system (CNS) stimulant
08/09/2019 Kaleo, Inc. AUVI-Q (Drug) Food and Beverage In-kind items and services $14.50 General
Category: ALLERGY
07/22/2019 Ironshore Pharmaceuticals Inc. Jornay PM 20mg capsules (Bottle of 100) (Drug) Food and Beverage In-kind items and services $12.83 General
Category: Central nervous system (CNS) stimulant
06/14/2019 Vertical Pharmaceuticals, LLC RELEXXII (Drug) Food and Beverage In-kind items and services $13.33 General
Category: ADHD
04/01/2019 Tris Pharma Inc Dyanavel XR (Drug) Food and Beverage In-kind items and services $15.98 General
Category: ADHD
01/25/2019 Merck Sharp & Dohme Corporation ROTATEQ (Biological), VAQTA, GARDASIL9 Food and Beverage In-kind items and services $13.99 General
Category: VACCINE
08/20/2018 Tris Pharma Inc Dyanavel XR (Drug) Food and Beverage In-kind items and services $15.35 General
Category: ADHD
06/18/2018 Tris Pharma Inc Dyanavel XR (Drug) Food and Beverage In-kind items and services $10.76 General
Category: ADHD

About Dr. Yi Chang, MD

Dr. Yi Chang, MD is a Student in an Organized Health Care Education/Training Program healthcare provider based in Blaine, Minnesota. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 08/10/2007. The National Provider Identifier (NPI) number assigned to this provider is 1033301452.

According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Yi Chang, MD has received a total of $453.43 in payments from pharmaceutical and medical device companies, with $56.38 received in 2024. These payments were reported across 32 transactions from 14 companies. The most common payment nature is "Food and Beverage" ($453.43).

Practice Information

Products in Payments

  • ImmunoCAP (Device) $67.16
  • Dyanavel XR (Drug) $52.42
  • AUVI-Q (Drug) $44.42
  • PREVNAR 13 (Biological) $38.20
  • MENACTRA (Drug) $36.88
  • VYVANSE (Drug) $30.28
  • ROTATEQ (Biological) $25.98
  • Jornay PM 20mg capsules (Bottle of 100) (Drug) $24.60
  • Doc Band (Device) $20.41
  • QuickVue (Device) $18.81
  • Azstarys (Drug) $18.04
  • GATTEX (Drug) $13.38
  • RELEXXII (Drug) $13.33
  • Sofia 2 (Device) $11.25
  • Auvi-Q (Drug) $10.72

Data Sources

Provider data from NPPES. Payment data from CMS Open Payments. Medicare data from CMS Medicare Provider Utilization. All data is public and updated periodically.

Student in an Organized Health Care Education/Training Program Doctors in Blaine