HMS Midwest provides practice management for the Dirksen Center. They handle all billing and insurance inquiries, as well as issue patient statements and accept payment. Have a question about your insurance benefits or whether neuropsychological assessment is covered under your plan? Click here or call HMS Midwest at (219) 926-8320, ext. 103. HMS Midwest can also answer questions about your statement/bill. Do you need to make a payment? Click here or call (219) 926-8320, ext. 103. HMS Midwest is a friendly group of people, and they're happy to help you with insurance and billing questions.