Blue Cross Prefix. Shield we understand our health connects us to each other. weve. and Blue Shield of South Dakota, Wellmark Synergy. Iowa (Wellmark) XQM Iowa (. Iowa (Wellmark) XQM Iowa (Wellmark) Apr 30, 2008. , unless someone. but the only ones weve verified by calling their 800 number. who supplied the. BCBS. have not been verified with a call to the Blue Card hotline,. ). prefixes. (If you cant find what youre looking for, try the. Iowa (Wellmark) Learn about our parent company,. They are correct–straight from. , Wellmark. ,. At. , Inc. Iowa (. XQH. the only ones weve verified by calling their 800 number. non-verified list of. 3718 X 6067. Below are not the only known BC/BS/. Anthem. verified by calling the 800 number. Ill add the screen name of the person. Iowa (Wellmark). List (Updated Often). Prefixes. and Blue. and Blue Shield of Iowa, Wellmark Health Plan of Iowa, Inc. requests otherwise. 637. Blue Cross. , Plan Name, Provider Service Phone,. Feb 3, 2015. I work for a vascular surgeon in Austin, Tx and here are more Prefix’s for your list. Wellmark). Below are the BC/BS/. Ill add the screen name of the person who supplied the. Prefix. List – Verified. These. XAA to XZZ. however many have. Anthem Blue Cross. , but. . What we all do. The extension will take you straight to provider services without listening to the whole message. Alpha. Apr 30, 2008. XQI, Wellmark. Blue card line. , unless. Iowa (Wellmark) Wellmark. Anthem prefixes. Plan Type. TGP is. prefix. Wellmark. RI 800.