Most of the time completing a referral requires contacting and awaiting response from your insurance company and/or the speciality provider. As a result, our office requests that you contact our office regarding your referral at least 4 days prior to your appointment when possible. *These are not secure e-mails. Please register with the patient portal to send and receive secure messages. Portal messages route to our referral department in real-time. Dr. Jed Holmes, Dr. Jeff Davis, Dr. Hai Truong, Dr. Thanh Truong, Dr. Angela Leiker and Dr. James Keller (316) 219-8439 firstname.lastname@example.org Dr. Paul Davis, Dr. Darla Rivera, Dr. Mark Leiker and Dr. David Netherton (316) 219-8438 email@example.com All Diagnostic Testing for Primary Care Associates doctors. (316) 684-2851 x166 Any of them can help you.