OUR TEAM The Carroll Counseling Services staff brings over 80 years of experience together helping the community. View Bio Justin Nielsen Specialty/Areas of Focus: Individual adults of all ages, couples, adult families, and first responders. View Bio Barb DeVos Specialty/Areas of Focus: Current patients include children & adolescents ages 2 to 17 and young adults ages 18 to 25. View Bio Caroline Vernon Specialty/Areas of Focus: Individual adults of all ages and couples. View Bio Crystal Kapperman Specialty/Areas of Focus: Individual adults of all ages and couples. View Bio Melissa Wiese Specialty/Areas of Focus: Adolescents ages 12 to 17, individual adults of all ages, and couples. View Bio Alicia Levesque Specialty/Areas of Focus: Adolescents ages 12 to 17, individual adults of all ages, couples, and families. **Currently no availability View Bio Gretchen Hartmann Specialty/Areas of Focus: Individual adults of all ages, couples, & families.**Currently limited availability View Bio Alyssa Mendel Specialty/Areas of Focus: Children & adolescents ages 12 to 17 and individual adults of all ages. In case of an emergency, call 911 CONTACT Carroll Counseling Services 5625 S Southeastern Ave Sioux Falls, SD 57108CCS@carrollinstitue.orgPhone: 605-271-3441Fax: 605-271-4809 Facebook Send A reminder to not share health information within your message for your protection.