Dr. Carl Miller is a lifelong community member, and is always trying to improve the lives around him, whether through participating in various organizations over the years, volunteering, or holding drives at the office. He is happily married to his wife, Sue, and together they love spending time with their four children and two son-in-laws, and five grandchildren. Dr. Miller graduated from Northwestern College of Chiropractic in July of 1989, completed his internship and post-graduate practice at Amsden Ridge Chiropractic Office in Bloomington, MN, completed the Spinal Trauma Certificate Program at Northwestern College of Chiropractic, and purchased Lake Superior Chiropractic in November of 1989, where he's been ever since. 

Dr. Blake Radtke is a doctor of physical therapy with a degree in biokinetics, specializing in manual therapy, dry needling, and strength training, with a focus on injury prevention and recovery. He joined our team in 2024 and we are excited to have him! He provides physical therapy within our office through his own business, Omnia. His physical therapy services are billed and scheduled through Blake.

Nicholas is both a certified and licensed massage therapist specializing in relaxation and focused/medical massage, neuromuscular therapy, myofascial release, lymphatic facilitation, sports/Swedish massage, and prenatal massage. He joined our team in 2024 and we are excited to have him!

Sue Miller has been rooted in Superior since her family moved here in the 80s, and is happily married to Carl, who she helps run the office with. Sue enjoys spending lots of time with her four children, six grandkids, two son in laws, two dogs, two granddogs, and one grandkitty (it's a full house every Thanksgiving!). You can also find her within 100 feet of every "Estate Sale Here" sign, hunting for antiques! Sue received her degree in education from UW-Superior, and will occasionally substitute teach for the school district of Superior. 

Felicia Swenson is one of Dr. Miller's daughters, and has been working at the office for over 10 years. She's been a dedicated receptionist here, as well as a loving mom to four perfect kids. In her spare time, she enjoys reading, playing with her kids, and going on long walks in the neighborhood. Felicia graduated from UW-Superior with a Bachelor's degree in elementary education in 2014 and earned her Master's degree in School Counseling from Concordia University in 2021.

Senia Swanson has been working in the office ever since her dad, Dr. Miller, could put her to work. Over the years, she's developed a talent for marketing and writing. She enjoys reading, boating, fishing, camping, and spending time with her family. She has two degrees from UW-Superior in Writing and Music.

Ann joined in 2023 and has been an integral part of our team ever since. She helps our patients by navigating the insurance process and working the front desk to greet and schedule patients.