Welcome to Singing Hills Dentistry, the Office of Dr. Dalia Jamma DDS. Dentist in El Cajon, CA. Dr. Dalia Jamma, a dentist in El Cajon, and her team are dedicated to providing high-quality healthcare for families in El Cajon. They treat all ages and provide quality care. We offer comprehensive solutions to our patients’ oral healthcare needs. We listen to each patient and take the time to get to know their goals, needs, and lifestyle. We can help our patients improve their health and transform their smiles into something beautiful and bright by understanding their goals.