BACK TO PROVIDERS Jason Nicholson, N.P. Nurse Practitioner What our patients are saying “The nurse was kind and attentive to my son, and the provider Jason was amazing.” Walk-In Clinic (Johnson City) 301 Med Tech ParkwayJohnson City, TN 37604 Open 7 Days a Week, 7:00 am - 9:00 pm Schedule an appointment or just walk-in! Schedule an appointment: (423) 794-5590