Meet Our Team!

Founder & Nurse Practitioner
Cassandra Amarillas, FNP
Cassandra has over 21 years of experience working in both hospital and primary care areas of expertise. Cassandra particularly takes joy in focusing on chronic disease, thyroid management, and hormone replacement therapy. She is loved for her compassionate care, unwavering dedication to her patients, and her ability to create a warm, welcoming environment. She goes above and beyond to ensure that everyone feels heard and understood. Her extensive knowledge and expertise in health make her a trusted resource for both her colleagues and her patients. Additionally, her sense of humor and positive attitude help to uplift those around her, making her not just a healthcare provider but a true friend to many. When she isn't at Ohana, Cassandra loves to travel and spend time with her husband and two teenagers.

Founder & Nurse Practitioner
Jessica Ganz, FNP
Jessica has over a decade of experience in both primary care and hospital emergency medicine. With a passion for patient-centered care, Jessica has build a reputation for her compassionate approach and exceptional bedside manner. She believes in treating the whole person, not just their symptoms, and takes the time to listen to her patients, ensuring they feel heard and valued. Jessica often refers to her patients as her second family and treats everyone as such. When she is not caring for patients, she enjoys spending time with her husband and 7 children.

Nurse Practitioner
Breana Maynard, FNP
Breana began her nursing career in 1995. She has a multitude of experience in primary care, hospital medicine, cardiac, GI, and multiple leadership roles. Throughout her career, she has received numerous accolades- including Tucson's Fabulous 50 Nursing Award! With over 30 years of nursing experience, she prides herself in her compassionate bedside manner and personal relationship she creates with her patients. She feels strongly about continuing education and works every day to ensure her patients have the best care with her. When she is not spending time with patients, she enjoys fulfilling her time with her high school sweetheart husband, her two children, traveling, and her farm animals!
Opening Hours
Monday-Thursday: 9am to 4pm
Friday: 9am-12pm
Saturday: Closed
Sunday: Closed
6558 E Carondelet Drive Tucson, Az 85710
Office: 520-262-2500
Fax: 520-448-0522



