Chip Koppein, D.N.P., FNP-C. Mena Medical Associates 1103 College Drive 479-394-1414. Board Certification: ANCC Certification, Family Nurse Practitioner Medical School: Master of Science in Nursing, Concordia University of WI, Mequon, WI Doctor of Nursing Practice, Concordia University of WI, Mequon, WI.