Meet Our Team
Brianna Henderson - CEO
Brianna began as a social worker in Tucson 6 years ago and in 2016 opened Harmony Hospice. She has become a leader in the community by delivering innovative hospice and palliative care. She has built an agency that offers not only alternative therapies in aging, but champions community education on the needs of aging adults in Tucson.
She leads her team by example. She is dedicated to delivering individualized care to patients and their families as they face a serious or terminal illness. She works collaboratively with healthcare providers across the community to improve quality of care and the hospice experience in general.
Also, a passionate advocate for people living with Alzheimer’s and Dementia. Brianna currently holds a position with the Regional Leadership Council of the Southern Arizona Chapter of the Alzheimer’s Association. She is Also a member of National Association of Women Business Owners (NAWBO) and proud to be a Signatory of CEO Action for Diversity & Inclusion.
Brianna holds a bachelor’s degree in Psychology from the University of New Hampshire and a master’s degree from Arizona State University. She is a Licensed Master Social Worker (LMSW).
Daniel Casto, MD
Dr. Casto has a wide range of experience including maternity care, office surgeries and international medical work. He sees all ages of patients and especially enjoys babies, children and adolescents. Dr. Casto returned to Tucson after most recently working at a solo family practice in Philadelphia.
He enjoys caring for the underserved and in the past worked at St. Elizabeth of Hungary Clinic and directed refugee health screenings for Pima County. Outside of work he enjoys running, hiking, bicycling and gardening with his wife and 4 children. He is bilingual in English and Spanish. Dr. Casto began working as the Hospice Medical Director in September of 2019. He accepted the position because he shared common goals and beliefs about what patient care should be and saw an opportunity to help the growing elderly community here in Pima County.
Dorothy Drysdale-Lentz - Director of Nursing
Dorothy Drysdale Lentz is a true Arizona native, she was born in Tucson at Saint Mary’s Hospital. She is the middle child of three growing up in Tucson and Sahuarita. She graduated from Sahuarita High School and went on to attend Pima Community College earning her Practical Nursing Diploma. She was the first person in her family to attend and graduate college. During her career as an LPN she worked in nursing homes as a medication nurse and unit manager as she continued to take classes towards her RN goal. She was a single mom, working and going to school to earn her Bachelor of Science in Nursing in 2005 from the University of Phoenix. Dorothy began working in the hospice field in 2014 and found that this was truly her calling.
She loves being a hospice nurse providing care and companionship to her patients and their families.
Dorothy has one daughter, Cecilia, and is the grandmother of two awesome kids, Cheyanne & Simon, who call her Memaw. When she is not working she loves to hang out with her grandkids, play with her cat JoJo, relax by watching a good comedy, going out to dinner, or going for a bike ride.
Murray A. Flagg
Murray Flagg was born in Colorado Springs, Colorado, the first child of an itinerant chef father and a stay-at-home mother. Following his family’s transient lifestyle, he spent his first eighteen years moving throughout the United States, constantly adjusting to new schools and new surroundings. As an adult, Murray continued this vagabond lifestyle as a minister in The Salvation Army, a vocation that led him to serve in various places throughout the United States and Europe.
During these years of ministry, Murray earned his bachelor’s and Master’s degrees and pursued other avenues of service through local parish work and teaching. Completing his educational goals, Murray earned his PhD in the theology of human resource management and development, preparing him for teaching and consulting work in Southern California, Georgia and Colorado.
Now happily settled in Arizona, Murray continues his ministry vocation, sharing the desert life with his beloved wife, Deborah and their children Carly, Michael, Dave and granddaughter Zoe. Since settling in Tucson. He has studied to become a Shamanic practitioner and is always seeking new avenues for ministry through counseling, teaching and mentoring. His current work includes studies in energy and sound healing and completing a certification in Reiki.