Mark I Grijnsztein, MD

Dr. Grijnsztein is the best in his field. After a lifetime of chronic medical problems, he uncovered a genetic anomaly that was the source of my medical issues. Most doctors have never even heard...

This allergist doctor simply put is arrogant, condescending, judgmental and not interested to listening to yours concerns. We drove 25 minutes, waited 30 minutes to be seen and paid for parking....

There's being knowledgeable in your speciality, and then there's just being an asshole. Mark is exactly the kind of arrogant doctor I try to steer very clear of. It is clear that he thinks himself...

I was given a referral to Dr. G to see if allergies were playing a role in my frequent and persistent ear and sinus infections. An appointment was made easily after his office contacted me after...

I'm short on time so I'll make this short and sweet, mark grijnsztein is my hero! I was having an allergic reaction to something, I had seen for other dermatologists multiple times and everyone...