Meet our staff



MD, Interim Chief Medical Officer

Dr. Luke Mueller was born and raised in St. Louis, Mo and is a graduate of the University of Kansas and University of Kansas Medical School. A story especially touching to Heartland, Dr. Mueller decided to pursue a career in medicine after volunteering at Heartland ten years ago. Dr. Mueller volunteered for three years at Heartland before entering medical school and later completed his residency at Via Christi in Wichita, KS, with an emphasis on family practice. Always interested in growing and improving his relationships with his patients, Dr. Mueller believes that the more he understands about where a person is coming from, the more beneficial and meaningful his treatment and advice can be. Dr. Mueller is married to Heartland PA, Rosie Mueller, and the two share a goal of serving the community they love and call home.

A.J. Strickland


Dr. Strickland joined the Heartland team in 2015 and is currently serving as our Chief Medical Officer. He provides compassionate, comprehensive, patient-centered health care to patients at every stage of life. Dr. Strickland is also passionate about advancing substance abuse treatment and transgender health in our community. After receiving a bachelor of arts at the University of Kansas in Human Biology and minor in French Language and Culture, he attended medical school at the University of Kansas School of Medicine. Dr. Strickland then completed his residency in Family Medicine at the University of Nebraska Medical Center where he served as the Chief Resident before joining us at Heartland. When he’s not advancing the health of the Lawrence community, Dr. Strickland enjoys fishing, kayaking, and traveling with his wife Aniesa and their dog Hank.

Lisa Russell


Lisa is a Lawrence native who realized in high school that she had a passion for health care. She has her bachelor’s and master’s in nursing from Washburn University. Prior to joining Heartland, Lisa worked in the labor and delivery and emergency departments at a rural hospital. Away from work Lisa enjoys watching the Royals, playing softball, and running. She loves her job because she enjoys helping people make healthy changes in their lives. Lisa and her husband live in Lone Star with their dog, three cats, and several chickens.



Jolynne joined Heartland in August of 2014. She is a Kansas native who has a Master of Science in Nursing from the University of Missouri Kansas City and a MSEd in Exercise Physiology and Health Education from the University of Kansas. She spent 17 years working in an Intensive Care Unit, in nursing education, and as the nursing supervisor in a hospital before joining a primary care practice. In 2009, God called her to move to Oaxaca, Mexico where she worked in the health clinic at Roca Blanca and also helped develop and teach a 10 month course in community health for indigenous students. She has also done medical missions to China and Nigeria. Her passions are her great nieces and nephews, who give her immense joy, playing the piano (poorly), crossword puzzles and ministering to those in need.



Rosie Mueller, PA, joins Heartland with two years of experience as a practicing PA. Rosie was born in Topeka, KS and moved to Lawrence at the age of 10, where she graduated from Lawrence Freestate High School and attended the University of Kansas for undergraduate studies. Since her youth, Rosie has had a fascination with science. While in high school, she discovered that healthcare could be a way to combine her interest in science with her love of helping people. Still today, working in healthcare feels like a calling to her, giving Rosie the opportunity to meet many different people while also serving the community.  Ultimately, Rosie enjoys helping patients understand their health. As a Division 1 collegiate softball player and National Honor Society nominee in PA school, Rosie has always demonstrated the ability to lead and achieve. Outside of the clinic, Rosie and her husband love any chance to get outside or out in the community, from walking their dog, Millie, to fly fishing and serving their church. 



Dr. Wessels Harwood went to high school at Lawrence High School in Lawrence, KS. She received her undergraduate degree from Baylor University and went on to complete medical school at the University of Kansas Medical School. Dr. Wessels Harwood decided to be a doctor in elementary school out of a love for science and learning about the body. She volunteered at Lawrence Memorial Hospital starting in seventh grade, and it grew her passion for Medicine. Between medical school and arriving at Heartland, she gained experience in Family Medicine, Emergency, Obstetrics, Pediatrics, in-patient and outpatient care, as well as urgent care. She has received an award for advocacy and teaching in Breast Feeding Medicine. Dr. Wessels Harwood loves getting to know people and taking good care of whole families. Her husband and she both grew up in Lawrence, love the community and are raising their 3 children here. A sports enthusiast, you might find her playing basketball, soccer or volleyball, or watching KU basketball.


LSCSW, Behavioral Health

Cyndi is a behavioral health consultant, originally from Kansas City, KS. Cyndi spent 21 years with the Kansas Department of Health and Environment and became a big believer in the integrated care model that clinics like Heartland offer. Her favorite part of the work she does is that she gets to serve her community. Cyndi is also an adjunct professor in KU’s School of Social Welfare. She is bilingual and enjoys traveling in Latin America.


LSCSW, Behavioral Health

Recently returning back to Lawrence, KS from Evergreen, CO, Alex is excited to provide care as a behavioral health consultant in our community. Alex received both her Bachelors and Masters degree in Social Work from Washburn University. Prior to joining Heartland’s team, Alex was an Integrated Behavioral Health Consultant for Centura Health and spent years as an emergency department social worker at Denver Health. Alex has always loved being able to help others recognize the strengths they have and improve their quality of life. In Alex’s spare time, she lives spending time with her family, husband, and two dogs. Alex enjoys snowboarding when able, playing tennis, and watching sports.

Nana Dadson

MD, Psychiatrist

Dr. Nana Dadson joined Heartland as a child and adolescent psychiatrist. She grew up on the lower Eastern Shore of Maryland. While studying to become a school teacher, her experiences as a volunteer caused her to realize that she wanted to spend her life helping children and families with mental health challenges. After attending Morgan State University and continuing her medical education at Tufts University School of Medicine, Dr. Dadson completed her residency in general psychiatry at the George Washington University Medical Center. She has also been a fellow at Children’s National Medical Center in Washington, DC. Dr. Dadson has spent more than 20 years in psychiatry, working in the US Navy and private practices. When she’s not working, Dr. Dadson enjoys spending time with her family, walking with her beagle, exercising, playing piano and writing.


DDS, Chief Dental Officer

Hailing from Waterloo, Iowa and a graduate of University of Iowa College of Dentistry, Dr. Mollie Day, DDS brings 14 years of dental care experience to Heartland. Before arriving here, Dr. Day spent several years working at a Federally Qualified Health Center in the Kansas City metro area, where she built a robust dental program that included strong emphasis on outreach to children. Dr. Day first became interested in health sciences because of the creative teaching of her high school biology teacher. Now, Dr. Day loves her job because she loves to serve others and help them with dental needs that might otherwise go untreated, especially when this care helps a child overcome a fear and complete treatment. Her goal is to grow dental services at Heartland to reach more people in our community. When she is not leading the dental department at Heartland, Dr. Day likes to spend time with her husband and two daughters, as well as go hiking and do puzzles. She is the recipient of the Oral Health Kansas Dentist of the Year award for 2015.



Dr. Jeremiah Bell, DDS, joined Heartland in January 2018 as a member of our dental team. Dr. Bell received his Bachelor’s degree from the University of Tennessee before attending the University of Missouri, where he received his PhD in Immunology. Dr. Bell attained his DDS degree from the University of Missouri-Kansas City’s School of Dentistry. Dentistry allows Dr. Bell to have one-on-one interaction with patients, while helping to improve their overall health. In his spare time, Dr. Bell enjoys golfing and he can often be found enjoying a nice book.