Anish Ranjan | Director of Operations
Anish is located at the Garfield office.
Marc Duvin | Legal and Business Consultant
Marc Duvin graduated from Dartmouth College in 1987, and joined the Ohio and Texas bars since graduating with honors from Southern Methodist University in 1990. In addition to practicing law, Marc is a business owner and entrepreneur who has operated and participated in successful businesses at all levels. In 2013, in pursuit of a Masters of Law specializing in Healthcare, Marc began an intensive study of healthcare law at Cleveland Marshall College of Law. Marc successfully completed all course work, garnering the Healthcare Student of the Year Award in 2014, and will formally receive his LL.M. upon completion and acceptance of his thesis. Marc's ultimate goal is to focus on Charak's varied business and legal issues so Charak's talented doctors and clinicians can focus on helping Charak's clients.
Marc is located at the Garfield office.
Andrew Coll | Human Resources Manager
Andrew graduated Kent State University with his Bachelor's Degree in Applied Communications, Public Relations, and Advertising. As the Human Resources Manager at Charak Center, he exercises discretion and independent judgment in the management and administration of Charak's human resource operations. He also performs customer service functions both in-person and by telephone by answering employee requests and questions.
Andrew is located at the Garfield office.
Janet Tomasek | Billing Manager
Janet is a Mayfield High School graduate and attended Bowling Green State University. She has been in the medical field of billing for the last 34 years. The past 19 years, She has worked in the behavioral health field of supervising and managing the billing department.
Janet is located at the Mentor office.
Sherrie Robinson | Credentials Coordinator
Sherrie is located at the Medina office.
Christine Kelly | Regional BWC Coordinator
Christine has been at Charak for many years. Christine has her Associates degree in Human Services / Social Work with an emphasis on Crisis Management and Addiction Services. She is located at the Garfield Office.
Cassie Moore | Regional Billing Assistant
After graduating Chardon High School in 2012, Cassie attended Lakeland Community College. In 2016, she received her Medical Billing and Coding certification. Cassise worked for a billing company contracted with University Hospitals. She started as head auditor for commercial bills for UH Geauga, Geneva and Conneaut medical centers. 6 months later she was moved to the Workers compensation department, managing UH St. John medical center for BWC claims.