Kristi Lyn Barthelmess, MSN, APRN, ACNS-BC Clinical Nurse Specialist - Adult Health Medicare: Not Enrolled in Medicare Practice Location: 5777 E Mayo Blvd, Phoenix, AZ 85054 Phone: 480-574-2823
Clinical Nurse Specialist: A registered nurse who, through a graduate degree program in nursing, or through a formal post-basic education program or continuing education courses and clinical experience, is expert in a specialty area of nursing practice within one or more of the components of direct patient/client care, consultation, education, research and administration.