Coordinated Reset Deep Brain Stimulation

Key Inclusion Criteria: 1. Subject with PD implanted bilaterally in the STN and receiving DBS therapy for at least 3 months. 2. Tolerates \> 12 hours OFF medication and, per clinical judgment, be able to perform all study related procedures. 3. Able to understand the study requirements and the treatment procedures and must provide written informed consent before any study-specific tests or procedures are performed. Key Exclusion Criteria: 1. Exhibits significant psychiatric problems, including unrelated clinically significant depression as determined by the investigator. 2. A female who is pregnant, is breastfeeding, or is of childbearing potential and planning to get pregnant