A doctor can register his profile in this application, for this he have to upload his certificate. Then he has to mention the disease for which all he is available for the consultation. According to this patients will reach him through the application. If doctor is online then he can attend the live consultation video call and prescribe the patients. With this prescription patients can proceed further.
Another option is that the doctor can receive appointment bookings from the patients. If he approves the booking then the patient will visit him for further.