Julie Cassity, MS, MT-BC

Music Therapist, Clinical Director

Julie Cassity, MS, MT-BC, is a board-certified music therapist who has experience with a variety of populations including developmental disabilities and geriatrics. She also has experience in mental health and maintains licensure as a professional counselor. Julie opened The Center for Music Therapy and Wellness, located on the Drury University campus in 2002. This has grown into a significant practice, providing services to many individuals in the greater Springfield area as well as providing training opportunities for the music therapy majors at Drury University. She serves as instructor of music therapy at Drury, teaching Field Studies and overseeing student practicum experiences in music therapy settings. In 2013, Julie founded Music Therapy of the Ozarks, a non-profit with a mission of providing scholarships to individuals and programs in the community that could not afford music therapy and building community awareness of the benefits of music therapy.

Julie has co-authored the book, Multimodal Psychiatric Music Therapy as well as a published article in the Journal of Music Therapy. She has also presented at regional and national conferences.

Prior to her work in Springfield, Missouri, Julie worked in the areas of music therapy and mental health in the state of Oklahoma. She received a B.S. in music therapy from Texas Woman’s University in 1986, and a Master’s in Psychology from Southwestern Oklahoma State University in 1991.

Deborah Hartwig

Clinical Manager

Deborah Hartwig has been of member of the Springfield community for over 25 years. She has a strong background in marketing, customer service, communication and community service.
Working with a large International video/marketing production company, Deborah gained experience in broadcast production and promotions management. Deborah specializes in the development and implementation of organizational strategies, policies and practices. She has excellent interpersonal skills and a collaborative management style. Her goal is to support and promote music therapy services provided by the Center for Music Therapy and Wellness.

Morgan Robertson, MT-BC

Music Therapist, Clinical Supervisor

Morgan L. Robertson, MT-BC has been a contracted music therapist at The Center for Music Therapy and Wellness since 2011, providing over 25 music therapy sessions weekly. In 2000, she received a degree in Musical Theater from Indiana University Jacobs School of Music. After several years of working as a singer/dancer, Morgan attended Drury University to obtain certification in music therapy. She completed an internship in the public school district in Lawrence, Kansas, and was awarded a Bachelor’s Equivalency in Music Therapy from Drury University as well as earning her credentials as an MT-BC in 2011. Morgan provides music therapy sessions for Art Inspired Academy, as well as many other individuals and groups, served both at the clinic and in the community. Some populations she serves, in addition to those with developmental disabilities, includes geriatric sessions at Assisted Living Facilities, and the youth of Greene County who are involved with the Juvenile Justice Department.

Alex Heidt, MT-BC

Music Therapist, Clinical Supervisor

Alex Heidt, MT-BC originally comes from a small town in North Dakota and received a bachelor’s degree from the University of North Dakota in 2017. Alex completed her internship at Expressive Therapies Utah in Salt Lake City, where she worked with many diverse adult populations.  She especially enjoys working with older adults, individuals in hospice, and adults with special needs. In her free time, she enjoys exercising, exploring Springfield, and spending time with her rescue cat, Bob Cat. 


Alanis Ballester, MT-BC

Music Therapist

Alanis has been a music therapist since 2020. She completed her degree at Drury University and interned with many of the clients at CMTW with Morgan Robertson, MT-BC. Her experiences in music therapy include working with individuals with developmental disabilities, Greene County Juvenile Justice programming youth, military veterans, and older adults in assisted living and rehabilitation facilities. She now serves clients in the Joplin area full time. Alanis's two main interests are helping others on their journeys of self-empowerment and dancing to loud music with her clients!

Abigail Mercer, MT-BC

Music Therapist

Abigail is a graduate from Drury University’s music therapy program. She completed her internship with Musical Bridges Music Therapy in Springfield, Missouri. From a young age, Abigail has enjoyed making music and performing. Her mother discovered the field of music therapy and knew it would be the perfect fit for Abigail’s passion for helping others and love of music. She has lived in Springfield for all of her life and is passionate about supporting members of her community and increasing their access to resources such as music therapy. During her free time, Abigail enjoys going on adventures and cooking with her husband Kendell.

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Mailing Address: P.O. Box 9543, Springfield, MO 65801 | Location: 1312 N Benton Springfield, MO  65802 | Tel: 1-417-861-7345 

© 2020 by Center for Music Therapy and Wellness. 

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