In case of a true dental emergency, please call our 24-hour emergency line – (800) 436-3702. Please only use the emergency line if you are eligible for services. Eligibility can be checked at UHH.ORG If you need to make an appointment, please wait until normal business hours or, if after hours, you may call (213) 484-9660 and leave a voicemail message. Please do not use the 24-hour emergency line for appointments.