You will see the information of people who consume the services of Roger S Blumenthal MD (Doctor) in the state of Maryland.
As of day this firm has a score of 4.0 stars out of 5 and this rating has been calculated on 1 review.
As you can see it has an average rating is very positive, but it is only founded on very few opinions, so the rating isn't very reliable.
You know that we don't usually bother to put evaluations when these are positive and we usually do it only if we've had a problem or incidence...
This Doctor is included in the category of Cardiologist.