Meet our staff

Providers

A.J. Strickland

MD, Chief Medical Officer

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.

JEFF MINCHER

MD

Dr. Mincher grew up in Kansas City, MO and went on to study at the University of Kansas and later KU Med. His inspiration for joining the health care field came through his experience in Jesuit Volunteer Corp, where he saw, firsthand, health care staff helping patients with limited resources improve their lives. He is not only dedicated to improving the health care system in America by promoting primary care and health awareness, but he is passionate about developing relationships with patients. Dr. Mincher completed his residency at Research Medical Center in Kansas City and joined Heartland in the fall of 2016. He also enjoys fishing, camping, disc golf, painting and spending time with family and friends.

Lisa Russell

APRN

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 MYERS

APRN

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

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. 

LUKE MUELLER

MD

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.

JENICA WESSELS HARWOOD

MD

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.

KARIN DENES-COLLAR

LSCSW, Behavioral Health Director

Karin joined Heartland in 2011 and is a Kansas City area native. She received her bachelor’s in social welfare from KU and a master’s in social work from Washburn University. Karin has always enjoyed helping others, so as an undergrad, she realized that social work was the right fit for her. Prior to joining Heartland, Karin held positions with the Department of Children and Families and Bert Nash Community Mental Health Center. She loves being able to help people identify the changes they want to make to improve their physical and/or mental health and realize their goals. In her spare time, Karin likes spending time with her family and being outside as much as possible. She also enjoys reading a good story and serving her church. Karin lives in Lawrence with her husband and their two daughters.

ANN LOPEZ

LSCSW, Behavioral Health

Originally from Wilmington, Delaware, Ann Lopez received her bachelor’s degree from Daemen College in Amherst, NY and her graduate degree from the University of Kansas. Ann took an interest in health care at the age of 10, after watching her mother study for her RN/BSN. For 17 years, Ann worked in the behavioral health field at Bert Nash Community Mental Health Center as a clinical case manager and therapist, specializing in Dialectical Behavior Therapy (DBT) with children, adolescents, adults and groups. Most recently, Ann worked as director of social work, bereavement and spiritual care with Continual Hospice and Home Health in Kansas City. During her free time, Ann enjoys the outdoors, reading, family time and keeping herself busy! Her favorite part of working in health care is getting to know others, developing a strong patient-provider bond and contributing to patient well-being in any way possible.

CYNDI TREASTER

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.

LEIGH JORDAN

LSCSW, Behavioral Health

With roots growing up in Wichita and Topeka, Leigh landed at the University of Kansas, where she graduated with a Bachelors of Social Work in 2006 and a Masters of Social Work in 2009. She credits her passion for human rights, social justice, and equality for leading her to a career in behavioral health. Leigh has worked most of the last 12 years providing mental health services at the Bert Nash Community Mental Health Center in Lawrence, KS, as a case manager and then therapist. She has also worked as a screener for psychiatric hospitalization at Lawrence Memorial Hospital, Juvenile Detention Center and the Douglas County Jail. Leigh’s favorite parts of the job are helping others, sharing kindness, human connection, common humanity, and hope. She has experience in diversity training and leadership and hopes to have a long career in non-profit social services. Leigh loves cooking, dancing, yoga, reading, art, outdoor activities and collecting minerals and antiques, but most of all spending time with her two wonderful children.

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.

MOLLIE DAY

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.

JEREMIAH BELL

DDS

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. 

DORIAN LOGAN

DPT, Physical Therapist

Originally from Emporia, KS, Dorian received her BS in Exercise Science from the University of Kansas and her DPT from Kansas University Medical Center. After completing her studies, Dorian began working as a physical therapist in Lawrence and Baldwin City, where she treated patients in both an out-patient clinical setting, as well as in the home. She comes to Heartland with specific clinical experience in orthopedic injuries, balance and movement disorders, and neurological conditions. Dorian loves getting to know her patients, learning about their goals and helping to guide them in achieving better physical wellness. Dorian is married and lives in Lawrence with her husband, 2 sons and one lovable yellow Labrador Retriever. She likes outdoor activities and local arts and theater.