Chicagoland Smile Group is led by an established, experienced senior management team, Board of Directors, and clinical advisors, committed to guiding and strengthening the organization as it grows by developing and implementing best practices in every area.


Charles Zasso, DDS, FAGD, MBA

Charles Zasso, DDS, FAGD, MBA

Chief Dental Officer

With over two decades of clinical and administrative experience in Dental Support Organizations (DSOs), Charles Zasso, DDS, FAGD, MBA, leads the clinical support and development for the dentists of Chicagoland Smile Group’s network of affiliated locations.


Viren Patel

Viren Patel, DMD

Vice President of Clinical Development

A native of the Chicago area, Dr. Patel earned a bachelor’s degree at Loyola University of Chicago. He then went on to receive his Doctor of Medicine in Dentistry from the University of Pittsburgh. Upon graduation, Dr. Patel further advanced his experience by completing the dental residency program at the VA Hospital at Indiana University.


Daniel Dohnalek

Daniel Dohnalek, DDS

Director of Clinical Development

Dr. Daniel Dohnalek joins Chicagoland Smile Group after three decades of practicing dentistry, and he continues to work clinically at the Manus Lake Zurich office. Dr. Dohnalek graduated from Indiana University, where he earned a Bachelor of Science Degree in Biology. He earned a Doctorate Degree from the University of Illinois College of Dentistry in 1983.


Dan Ortega

Dan Ortega

Vice President of Finance

Dan Ortega joins Chicagoland Smile Group as Vice President of Finance. Dan has spent most of his career in public accounting and early stage growth platforms. Prior to joining Chicagoland Smile Group, Dan was a Deals M&A professional at PricewaterhouseCoopers and was the Controller of Pinnacle Dermatology, a private equity sponsored healthcare platform based in Chicago.


Leanne Wypych

Leanne Wypych

Vice President of Operations

Leanne Wypych joins Chicagoland Smile Group’s leadership team with nearly 20 years of multi-site dental operations experience, including growing the general and specialty dentistry practices at Manus Dental.


Fletcher Boyle

Fletcher Boyle

Vice President, Corporate Development & Strategy

Fletcher joined CSG in 2016 with extensive experience in the finance industry as well as mergers and acquisitions with ATI Physical Therapy. He played an instrumental role in expanding ATI’s national footprint through the successful integration of over 50 ATI partners.


Molly McFarland

Molly McFarland

Director of Marketing and Patient Experience

Prior to joining Chicagoland Smile Group, Molly McFarland spent eight years in television marketing with cable network Sportsman Channel.As a leader in the field, and in partnership with numerous Fortune 500 companies, she has received national recognition and awards for her campaigns.

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