At a Glance2015 Employer Rank
#308 Niagara Health System
Full 2015 roster at Niagara Health System → · See where $100,547 ranks →
On the List2015 Karen Chesler's $100,547 salary at Niagara Health System was about 7% below the 2015 median there, $108,072. Karen Chesler was the #308 highest-paid of 326 people Niagara Health System disclosed in 2015, with total compensation of $101,005. $100,000 is the list's disclosure floor; 115,920 salaries met it in 2015. 2015 is the only year Karen Chesler appears on the Sunshine List at Niagara Health System.
Also at Niagara Health System2015 Also at Niagara Health System, 2015 # Name Position Salary Total Details 1 Dr. Thomas Stewart Chief of Staff Executive Vice President Medical Affairs / Médecin-chef et vice-président directeur, Affaires médicales $431,888 $445,824 2 Dr. Suhas Joshi Director, Pathology / Directeur, Pathologie $403,019 $404,589 3 Dr. Michael Brennan Associate Director, Pathology / Directeur adjoint, Pathologie $351,218 $352,536 4 M. Suzanne. Johnston President /Présidente $332,395 $346,720 5 Dr. Dimitri Koutsogiannis Pathologist/Pathologiste $322,235 $323,402 6 Dr. Satish Chawla Pathologist/Pathologiste $319,523 $320,691 7 Dr. Grazyna Zebrowska Pathologist/Pathologiste $319,523 $320,691 8 Dr. Zuoyu Zheng Pathologist/Pathologiste $310,663 $311,774 9 Dr. Jose Segura Pathologist/Pathologiste $307,889 $309,000 10 Angela Zangari Executive Vice President, Finance & Operations / Vice-présidente directrice, Finances et Opérations $293,254 $300,093
#1 Dr. Thomas Stewart
$445,824 Chief of Staff Executive Vice President Medical Affairs / Médecin-chef et vice-président directeur, Affaires médicales
#2 Dr. Suhas Joshi
$404,589 Director, Pathology / Directeur, Pathologie
#3 Dr. Michael Brennan
$352,536 Associate Director, Pathology / Directeur adjoint, Pathologie
#4 M. Suzanne. Johnston
$346,720 President /Présidente
#5 Dr. Dimitri Koutsogiannis
$323,402 Pathologist/Pathologiste
#6 Dr. Satish Chawla
$320,691 Pathologist/Pathologiste
#7 Dr. Grazyna Zebrowska
$320,691 Pathologist/Pathologiste
#8 Dr. Zuoyu Zheng
$311,774 Pathologist/Pathologiste
#9 Dr. Jose Segura
$309,000 Pathologist/Pathologiste
#10 Angela Zangari
$300,093 Executive Vice President, Finance & Operations / Vice-présidente directrice, Finances et Opérations
View all 326 employees at Niagara Health System (2015) → Data sourced under the Ontario Public Sector Salary Disclosure Act.
Data: Ontario Public Sector Salary Disclosure, 1996–2025; last updated 2026-03-31 .
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