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 A WALKER
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MARK A WALKER

Listed Specialty: Optometrist
2746 OLD US 20 W, ELKHART, IN, 46514-1364
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Is This Your Doctor?
Print out this record, along with questions and tips for talking with your physician about payments.
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DR. MARK WALKER,
Yearly Payment Breakdown:

2018 Payments At a Glance

13

payments

$563

payment total

8

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
 13 $563

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†
Payments with no listed product

N/A

 $213
AHMED GLAUCOMA VALVE

device

 $96
KAHOOK DUAL BLADE

device

 $96
PROKERA

device

 $82
AMNIOGRAFT

device

 $82
AMNIOGUARD

device

 $82
XIIDRA

drug

 $79
EYLEA

drug

 $34
MULTIPLE BRANDS CONTACT LENS

device

 $22
ACUVUE

device

 $21
LUMIGAN

drug

 $16
† 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
Feb 13, 2018 $213 No Listed Product Food and Beverage IRIDEX CORPORATION
Aug 7, 2018 $96 AHMED GLAUCOMA VALVE KAHOOK DUAL BLADE Food and Beverage NEW WORLD MEDICAL,INC.
Oct 2, 2018 $82 PROKERA AMNIOGRAFT AMNIOGUARD Food and Beverage TISSUETECH, INC.
Jan 29, 2018 $23 XIIDRA Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Dec 5, 2018 $22 MULTIPLE BRANDS CONTACT LENS Food and Beverage COOPERVISION INC.
Sep 12, 2018 $21 ACUVUE Food and Beverage JOHNSON & JOHNSON VISION CARE, INC.
May 2, 2018 $18 EYLEA Food and Beverage REGENERON HEALTHCARE SOLUTIONS, INC.
Nov 7, 2018 $18 XIIDRA Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Sep 12, 2018 $16 EYLEA Food and Beverage REGENERON HEALTHCARE SOLUTIONS, INC.
Oct 16, 2018 $16 LUMIGAN Food and Beverage ALLERGAN INC.
Mar 21, 2018 $14 XIIDRA Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Sep 26, 2018 $14 XIIDRA Food and Beverage SHIRE NORTH AMERICAN GROUP INC
Sep 24, 2018 $11 XIIDRA Food and Beverage SHIRE NORTH AMERICAN GROUP 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.