Book allergy testing near me in Columbia, MD

I have gone to Dr. Christie for many years. Dr. Christie is a wonderful doctor. He excels as a diagnostician. He really cares about his patients and gives them the best possible service. Because of this, sometimes the waits in the waiting room can be long. He is the only Dr. I know of who also takes walk-ins because he knows life happens. Everyone I have referred to him loves him, as do I.