There are several different rating factors that insurance companies take into consideration when calculating your personal rate. Some of the factors include, location of the car, drivers age, type of vehicle, driving history, and even your credit score, just to name a few.
Having a salvaged title can be tricky when you are wanting to add coverage for physical damage (comprehensive and collision). Many companies will not insure the car with comprehensive and collision because of the very definition of a salvaged title: the car has been considered a total loss, meaning the damage to the car costs more than what the car was worth.
Generally speaking, if your vehicle is worth less than $4000 you might not need "full coverage". I recommend getting an estimate by using Kelley Bluebook as well as NADA to see the value of your vehicle.
Uninsured motorist property damage coverage usually comes with a deductible, much like your collision coverage would. However, unlike collision coverage, an uninsured motorist property damage claim won't raise your premium as much as a collision claim out.
In the state of Maryland, one of the coverage typically included in your liability is uninsured motorist coverage, which would apply in this situation. Uninsured Motorist coverage is legally required in Maryland and pays for injury and lost wages that you or your passengers may suffer in the event that you are hit by an uninsured driver who is at fault.