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 F CHEN
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MICHAEL F CHEN

Listed Specialty: Colon & Rectal Surgery
601 JOHN ST, SUITE M302, KALAMAZOO, MI, 49007-5341
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Is This Your Doctor?
Print out this record, along with questions and tips for talking with your physician about payments.
Have you used or plan to use this information? Tell us about it.

MICHAEL CHEN,
Yearly Payment Breakdown:

2018 Payments At a Glance

26

payments

$485

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
Food and Beverage
 26 $485

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†
HUMIRA

drug

 $141
ABTHERA

device

 $82
FISTULA SOLUTION

device

 $82
PREVENA

device

 $82
VAC VERAFLO CLEANSE CHOICE

device

 $82
MEGA POWER

device

 $57
MEGA SOFT

device

 $57
MEGA VAC

device

 $57
MINI VAC

device

 $57
ENTYVIO

drug

 $56
SIMPONI

drug

 $52
STELARA

drug

 $52
Payments with no listed product

N/A

 $51
LINX REFLUX MANAGEMENT SYSTEM

device

 $16
DIFICID

drug

 $16
ZINPLAVA

drug

 $16
CIMZIA

drug

 $13
REMICADE

drug

 $13
SIMPONI ARIA

drug

 $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

When How Much Related To What For From Third Party Payee
Apr 10, 2018 $82 ABTHERA FISTULA SOLUTION VAC VERAFLO CLEANSE CHOICE PREVENA Food and Beverage KCI USA, INC
Nov 27, 2018 $57 MEGA POWER MEGA SOFT MEGA VAC MINI VAC Food and Beverage MEDICAL DEVICE BUSINESS SERVICES, INC.
May 1, 2018 $22 No Listed Product Food and Beverage PROMETHEUS LABORATORIES INC.
Nov 20, 2018 $21 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Sep 11, 2018 $20 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Nov 7, 2018 $18 HUMIRA Food and Beverage ABBVIE, INC.
Oct 31, 2018 $16 LINX REFLUX MANAGEMENT SYSTEM Food and Beverage ETHICON US, LLC
Nov 21, 2018 $16 DIFICID ZINPLAVA Food and Beverage MERCK SHARP & DOHME CORPORATION
Sep 5, 2018 $15 No Listed Product Food and Beverage NOVO NORDISK INC
Jan 11, 2018 $15 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Dec 11, 2018 $15 HUMIRA Food and Beverage ABBVIE, INC.
Oct 10, 2018 $14 STELARA SIMPONI Food and Beverage JANSSEN BIOTECH, INC.
Feb 28, 2018 $14 HUMIRA Food and Beverage ABBVIE, INC.
Dec 18, 2018 $14 STELARA SIMPONI Food and Beverage JANSSEN BIOTECH, INC.
Apr 10, 2018 $14 HUMIRA Food and Beverage ABBVIE, INC.
Oct 16, 2018 $13 HUMIRA Food and Beverage ABBVIE, INC.
May 8, 2018 $13 No Listed Product Food and Beverage NOVO NORDISK INC
Aug 1, 2018 $13 CIMZIA Food and Beverage UCB, INC.
Mar 27, 2018 $13 REMICADE STELARA SIMPONI SIMPONI ARIA Food and Beverage JANSSEN BIOTECH, INC.
Aug 28, 2018 $12 HUMIRA Food and Beverage ABBVIE, INC.
Jul 17, 2018 $12 HUMIRA Food and Beverage ABBVIE, INC.
Dec 5, 2018 $11 HUMIRA Food and Beverage ABBVIE, INC.
Aug 8, 2018 $11 HUMIRA Food and Beverage ABBVIE, INC.
Apr 24, 2018 $11 STELARA SIMPONI Food and Beverage JANSSEN BIOTECH, INC.
Nov 13, 2018 $10 HUMIRA Food and Beverage ABBVIE, INC.
Mar 28, 2018 $10 HUMIRA Food and Beverage ABBVIE, INC.
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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.