About Our Practice

Dr. Lettica Highsmith is a board-certified psychiatric mental health nurse practitioner that treats patients across the lifespan. She has had the honor of providing services in the medical field for over 22 years. She began her career as a Respiratory Therapist, and it wasn't long after attending to the patients emotional and physical needs, that she realized her calling was to be a nurse. Once she obtained a nursing degree, Dr. Highsmith’s professional career began to flourish. Her experience encompasses inpatient and outpatient care settings, psychiatric hospitals, emergency rooms, and crisis centers; in Florida, California, and Texas. In 2014, she was awarded a master’s degree in Nursing, from Herzing University. As a Family Nurse Practitioner, she formulated the basis of Osana Mental Healthcare & Counseling Services. However, she placed her desire to establish Osana on hold, to pursue a doctorate degree in nursing with a specialty in psychiatric mental health, from Brandman University. Since then, she has been working endlessly to bring mental health services to the Richmond, TX area. With her, she brings years of experience providing psychiatric evaluations, medication management & innovative therapeutic treatment for adults/children battling mental health issues; including: schizophrenia, bipolar disorder, depression, PTSD, ADHD and a host of other mental health conditions. Dr. Highsmith currently resides in Richmond, TX with her husband, children, & their dog Hunter.