Administration

A practice like Illinois Retina Associates requires not only excellent physicians, but a dedicated team of administrative professionals working behind the scenes. This includes overall administrative functions, such as financial management, strategic planning, personnel management and office operations. The goal of this team is to provide an environment that’s conducive to referrals, as well as excellent patient and employee satisfaction. These individuals, along with the entire Illinois Retina Associates team, dedicate countless hours to the smooth operation of this renowned retina practice.

David Baczewski, MBA, Practice Administrator
(708) 915-6808

As Practice Administrator, David oversees all operations at Illinois Retina Associates, including its over 150 employees, 12 physicians, 12 locations in two states and five Medicare regions. His responsibilities include financial management, marketing, practice operations, strategic planning and compliance issues. David has been associated with the practice since 1976 in a number of clinical and administrative roles.


Rossana Agron, District Manager
(312) 726-4949

Rossana is a District Manager responsible for two of our Chicago locations: 25 E. Washington (Chicago Loop) and Lincoln Park . She joined Illinois Retina Associates in 1988 as a front-desk employee and worked her way through the ranks to the position of District Manager. Rossana also heads up clerical operations and external communication for the practice.


Cynthia Holod, RN, BSN, District Manager
(708) 877-4337

Cindy is the District Manager for three locations of Illinois Retina Associates. She joined the practice in 1987 as a surgical scrub nurse. Cindy oversees our Skokie and Libertyville locations. She is a registered nurse and holds many other responsibilities within the practice, including overseeing clinical operations and assisting with diagnostic coding issues.


Lynn Ruiz, District Manager
(708) 647-9211

Lynn joined Illinois Retina Associates in 2008 and is the District Manager for our Flossmoor and Orland Park locations. She began her career in the Central Billing Office and went on to become the manager in 2010.  . She is the Safety and Privacy Officer for the practice and serves on the Corporate Compliance Committee in that role. Lynn also continues to assist in Central Billing operations when needed.


Mary is the Manager of our Central Billing Office, located at the main office in Harvey. She joined the practice in 1999 as a front-desk employee and then moved to the Central Billing Office. Mary is responsible for coordinating all billing for Illinois Retina Associates, including the practice’s five different Medicare regions, numerous insurance companies, and hospital- or physician-based organizations. She also serves on the Corporate Compliance Committee.


Katie Koziol, District Manager
(708) 660-8450

Katie joined Illinois Retina Associates in 2010 and is the Manager of the Oak Park office and the private office at Rush University Medical Center.  She began her career at Illinois Retina Associates as the first scribe in the practice and, over time, went on to become the Oak Park location’s Team Lead.  In 2015, she took on more responsibility and became Assistant Manager; then in 2017 she took on the role of Manager for the Oak Park office.  Katie has been working in the medical field since 2005 and began her career in ophthalmology in 2007.  She is the Civil Rights Officer and HIPAA Compliance Officer for the practice and serves on the Corporate Compliance Committee.


Debbie Zelinski, District Manager
(708) 877-4346

Debbie is the District Manager for our Joliet and Hinsdale locations. She joined Illinois Retina Associates in 1998 as a front desk employee. In 2002, her position changed to Financial Assistant when she started working on patient and insurance collections along with her other clerical duties. In 2004, she took on the responsibility of being the Laser Safety Officer for our practice. Since 2005, Debbie had assisted the manager when the manager was not on the premises. In 2021, she was promoted to the position of District Manager. Debbie serves on the Corporate Compliance and Quality Improvement committee. Additionally, she is responsible for the off-site storage of all Corporate and Patient Records and oversees their databases. Debbie has a Bachelor’s degree from the University of St. Francis and was previously a school educator.


Joanna Chmiel, MBA, Director of Marketing and Professional Relations
(708) 877-1250

Joanna joined Illinois Retina Associates in 2018 and serves as the Director of Marketing and Professional Relations for the practice. She works closely with providers referring patients to our physicians for retinal diseases. Joanna has an extensive background in healthcare management and administration and has been working in the medical field since 1997.