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.

DONALD M KNAPKE
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DONALD M KNAPKE

Listed Specialty: Orthopaedic Surgery
1350 KIRTS BLVD, STE 160, TROY, MI, 48084-4851
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DR. DONALD KNAPKE,
Yearly Payment Breakdown:

2018 Payments At a Glance

113

payments

$76,796

payment total

7

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
Consulting
 28 $55,645
Royalty or License
 4 $10,709
Travel and Lodging
 29 $4,771
Promotional Speaking/Other
 4 $3,400
Food and Beverage
 48 $2,272

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†
PERSONA

device

 $45,149
OXFORD

device

 $28,625
MPO MEDIAL PIVOT KNEE

device

 $15,193
FUZION

device

 $13,500
G7

device

 $12,105
AFFIXUS

device

 $8,875
JUGGERKNOT

device

 $8,875
TMARS LINERS

device

 $8,875
ARCOS

device

 $7,290
WAGNER SL

device

 $7,250
HIP PRODUCT PORTFOLIO

device

 $1,195
TRABECULAR METAL SHAPES-HIPS

device

 $1,125
KNEE PRODUCT PORTFOLIO

device

 $913
TRABECULAR METAL SHAPES

device

 $500
SUMMIT

device

 $395
Payments with no listed product

N/A

 $170
HIPSTRUMENTS

device

 $145
VERASENSE

device

 $130
ATTUNE

device

 $125
BACTISURE

device

 $124
PICO

device

 $117
PPK

device

 $40
MPO HIP SYSTEM

device

 $22
MONOVISC

device

 $10
ORTHOVISC

device

 $10
PEAK

device

 $10
ORTHALIGN PLUS SYSTEM

device

 $3
† 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
Jul 6, 2018 $4,625 FUZION PERSONA OXFORD Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Aug 31, 2018 $4,375 G7 JUGGERKNOT OXFORD AFFIXUS Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Nov 12, 2018 $4,171 MPO MEDIAL PIVOT KNEE Royalty or License MICROPORT ORTHOPEDICS INC KNAPKE, MD, PC, DONALD M.
Oct 22, 2018 $4,000 PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Nov 16, 2018 $3,250 PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Jul 6, 2018 $3,250 OXFORD FUZION PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Jan 31, 2018 $3,125 PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
May 31, 2018 $2,750 WAGNER SL TMARS LINERS PERSONA OXFORD ARCOS Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Nov 16, 2018 $2,750 PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Jul 6, 2018 $2,625 OXFORD PERSONA FUZION Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Aug 13, 2018 $2,587 MPO MEDIAL PIVOT KNEE Royalty or License MICROPORT ORTHOPEDICS INC KNAPKE, MD, PC, DONALD M.
May 31, 2018 $2,500 ARCOS WAGNER SL OXFORD PERSONA TMARS LINERS Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Aug 31, 2018 $2,500 JUGGERKNOT G7 OXFORD AFFIXUS Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Jan 31, 2018 $2,375 PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
May 10, 2018 $2,032 MPO MEDIAL PIVOT KNEE Royalty or License MICROPORT ORTHOPEDICS INC KNAPKE, MD, PC, DONALD M.
Aug 31, 2018 $2,000 G7 JUGGERKNOT OXFORD AFFIXUS Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Jan 31, 2018 $2,000 PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Nov 20, 2018 $2,000 PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Feb 8, 2018 $1,919 MPO MEDIAL PIVOT KNEE Royalty or License MICROPORT ORTHOPEDICS INC KNAPKE, MD, PC, DONALD M.
Jan 31, 2018 $1,500 PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Jul 6, 2018 $1,500 OXFORD FUZION PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Oct 5, 2018 $1,200 G7 Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Nov 27, 2018 $1,125 TMARS LINERS TRABECULAR METAL SHAPES-HIPS PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Nov 20, 2018 $1,000 MPO MEDIAL PIVOT KNEE Promotional Speaking/Other MICROPORT ORTHOPEDICS INC KNAPKE, MD, PC, DONALD M.
Nov 16, 2018 $1,000 PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
May 31, 2018 $1,000 TMARS LINERS WAGNER SL ARCOS OXFORD PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
May 31, 2018 $1,000 WAGNER SL ARCOS OXFORD TMARS LINERS PERSONA Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Oct 22, 2018 $1,000 FUZION Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Mar 13, 2018 $1,000 MPO MEDIAL PIVOT KNEE Promotional Speaking/Other MICROPORT ORTHOPEDICS INC KNAPKE, MD, PC, DONALD M.
Dec 7, 2018 $910 G7 Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Mar 13, 2018 $800 MPO MEDIAL PIVOT KNEE Promotional Speaking/Other MICROPORT ORTHOPEDICS INC KNAPKE, MD, PC, DONALD M.
Nov 20, 2018 $600 MPO MEDIAL PIVOT KNEE Promotional Speaking/Other MICROPORT ORTHOPEDICS INC KNAPKE, MD, PC, DONALD M.
Aug 9, 2018 $528 HIP PRODUCT PORTFOLIO Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Jul 6, 2018 $500 FUZION PERSONA OXFORD Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Nov 27, 2018 $500 PERSONA TMARS LINERS TRABECULAR METAL SHAPES Consulting ZIMMER BIOMET HOLDINGS, INC. KNAPKE, DONALD M MD PC
Dec 18, 2018 $400 MPO MEDIAL PIVOT KNEE Consulting MICROPORT ORTHOPEDICS INC
Jul 19, 2018 $400 MPO MEDIAL PIVOT KNEE Consulting MICROPORT ORTHOPEDICS INC KNAPKE, MD, PC, DONALD M.
May 23, 2018 $395 SUMMIT Consulting MEDICAL DEVICE BUSINESS SERVICES, INC.
May 31, 2018 $375 KNEE PRODUCT PORTFOLIO Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Dec 14, 2018 $360 G7 Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
May 31, 2018 $287 HIP PRODUCT PORTFOLIO Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Jan 18, 2018 $281 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Dec 7, 2018 $248 G7 Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Jan 18, 2018 $226 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Oct 25, 2018 $201 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Oct 25, 2018 $198 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Oct 25, 2018 $193 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Dec 14, 2018 $165 G7 Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Dec 14, 2018 $158 G7 Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Jul 19, 2018 $145 HIPSTRUMENTS Food and Beverage SMITH & NEPHEW, INC.
May 31, 2018 $141 KNEE PRODUCT PORTFOLIO Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Sep 26, 2018 $138 MPO MEDIAL PIVOT KNEE Food and Beverage MICROPORT ORTHOPEDICS INC
Oct 26, 2018 $136 No Listed Product Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
May 31, 2018 $130 VERASENSE Food and Beverage ORTHOSENSOR INC.
Mar 20, 2018 $125 ATTUNE Food and Beverage DEPUY SYNTHES SALES INC.
Apr 17, 2018 $124 BACTISURE Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Nov 13, 2018 $123 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Dec 7, 2018 $121 G7 Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Feb 20, 2018 $117 PICO Food and Beverage SMITH & NEPHEW, INC.
Dec 20, 2018 $109 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Dec 11, 2018 $99 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Jan 24, 2018 $79 MPO MEDIAL PIVOT KNEE Food and Beverage MICROPORT ORTHOPEDICS INC
May 10, 2018 $73 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Aug 10, 2018 $65 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Jan 24, 2018 $56 MPO MEDIAL PIVOT KNEE Food and Beverage MICROPORT ORTHOPEDICS INC
Aug 11, 2018 $52 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Nov 2, 2018 $50 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Aug 11, 2018 $46 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Aug 10, 2018 $46 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Jun 8, 2018 $45 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
May 11, 2018 $42 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Jun 8, 2018 $41 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Nov 2, 2018 $40 PERSONA PPK ARCOS Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Oct 26, 2018 $37 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Oct 26, 2018 $34 No Listed Product Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Dec 14, 2018 $34 G7 Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Jan 18, 2018 $34 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Oct 25, 2018 $34 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
May 31, 2018 $34 HIP PRODUCT PORTFOLIO Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Dec 7, 2018 $34 G7 Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
May 10, 2018 $32 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Oct 26, 2018 $30 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
May 10, 2018 $30 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Feb 8, 2018 $30 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Jun 8, 2018 $29 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Jun 8, 2018 $28 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Aug 10, 2018 $27 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Aug 10, 2018 $27 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Aug 11, 2018 $26 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Aug 11, 2018 $26 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Feb 8, 2018 $25 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Jan 24, 2018 $22 MPO HIP SYSTEM Food and Beverage MICROPORT ORTHOPEDICS INC
May 11, 2018 $18 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Jun 8, 2018 $17 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Aug 10, 2018 $15 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Aug 11, 2018 $15 HIP PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Oct 26, 2018 $15 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Jun 8, 2018 $12 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Sep 26, 2018 $12 MPO MEDIAL PIVOT KNEE Food and Beverage MICROPORT ORTHOPEDICS INC
Jun 8, 2018 $11 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Oct 27, 2018 $10 PERSONA Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Feb 16, 2018 $10 MONOVISC ORTHOVISC PEAK Food and Beverage DEPUY SYNTHES SALES INC.
Jun 12, 2018 $9 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Oct 26, 2018 $8 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Oct 19, 2018 $6 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Oct 26, 2018 $6 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Oct 26, 2018 $6 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Jan 18, 2018 $5 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
Jan 19, 2018 $5 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, INC.
May 11, 2018 $5 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
May 10, 2018 $5 KNEE PRODUCT PORTFOLIO Food and Beverage ZIMMER BIOMET HOLDINGS, INC.
Oct 28, 2018 $3 ORTHALIGN PLUS SYSTEM Food and Beverage ORTHALIGN INC
Oct 26, 2018 $3 PERSONA Travel and Lodging ZIMMER BIOMET HOLDINGS, 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.