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.

MARK CHWAJOL
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.

MARK CHWAJOL

Listed Specialty: Neurological Surgery
1740 W TAYLOR ST, CHICAGO, IL, 60612-7232
Search this name in Dollars for Docs Archive →
Is this you? Do you believe the data contains errors? Click here for information →
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.

MR. MARK CHWAJOL,
Yearly Payment Breakdown:

2018 Payments At a Glance

9

payments

$1,649

payment total

6

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
Honoraria
 1 $1,500
Food and Beverage
 7 $123
Travel and Lodging
 1 $26

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†
I-FACTOR PUTTY

device

 $1,526
ENTYVIO

drug

 $36
ALL SPINE STIMULATION

drug

 $26
YUKON OCT SPINAL SYSTEM

device

 $23
SAMSCA

drug

 $20
YUKON

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
Jun 27, 2018 $1,500 I-FACTOR PUTTY Honoraria CERAPEDICS, INC.
Jun 25, 2018 $26 ALL SPINE STIMULATION Food and Beverage ORTHOFIX MEDICAL, INC.
Jun 27, 2018 $26 I-FACTOR PUTTY Travel and Lodging CERAPEDICS, INC.
Aug 6, 2018 $23 YUKON OCT SPINAL SYSTEM Food and Beverage K2M, INC.
Dec 13, 2018 $20 SAMSCA Food and Beverage OTSUKA AMERICA PHARMACEUTICAL, INC.
Jun 18, 2018 $20 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Nov 13, 2018 $17 YUKON Food and Beverage STRYKER CORPORATION
Jul 30, 2018 $13 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., INC.
Jul 30, 2018 $4 ENTYVIO Food and Beverage TAKEDA PHARMACEUTICALS U.S.A., 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.