Your participation will last approximately 5-7 months depending on the group you are randomized in to. The first visit is a screening visit where you will be asked to answer questions about your sleep, thoughts, and feelings as well as a provide a fasting blood draw. If eligible, you will be provided two devices. One is a portable sleep monitoring device that you will wear for one night and a wrist worn device for one week. After study staff receive the devices back you will be randomized in to one of 3 groups: in-person CBT-I, CBT-I via Telemedicine, or a waitlist group where you will wait 8 weeks prior to starting in-person CBT-I. Following treatment, you will be given the wrist worn device to wear for a week and will come in to the office for another fasting blood draw and to answer questionnaires about 2 weeks after treatment. Three months after the end of treatment, you will be asked to complete a series of questionnaires online.