Contact MMS


Medical Management Specialists

4100 Embassy Dr SE, Suite 200
Grand Rapids, MI 49546

Main Phone / 1.888.707.2684
Main Fax / 616.975.1870  

Staff Directory




 Phone & Extension 

 Tammy Munger  Send an E-mail   Chief Financial Officer  616.975.1845 x1202
 Robin VanderHart  Send an E-mail   Director of Accounting   616.988.8224 
 Michelle Renis, CPC  Send an E-mail   Director of Coding and Reimbursement  616.975.1845 x1258
 Laura Salacina  Send an E-mail   Director of Billing  616.975.1845 x1219 
 Anna Miedema  Send an E-mail   Billing Project Manager  616.975.1845 x1201 
 Diana Baranoski MA, CRP  Send an E-mail   Human Resources Manager  Fax: 616.285.0842
 Collections Specialist  Send an E-mail   Collection Department  616.988.8224 
 Compliance Officer  Send an E-mail   Compliance Department  616.988.8227 
 Enrollment Specialist  Send an E-mail   Enrollment Department  616.975.1845 x1272
 Client Portal / Helpdesk Support  Send an E-mail   Information Technology Department  616.988.8228 
 Patient Service Representative  Send an E-mail   Billing Department  616.975.1845 


HIPAA Notice

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Online Bill Pay

If you would like to make a payment on a patient account, please click here to make a payment.

Customer Service

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Thank you.