5.0 based on 6 reviewsView this provider's reviews
Patient satisfaction ratings and reviews are based on personal opinions. Before you choose any doctor you should take into account their background, training, specialized experience AND their patient satisfaction to ensure they are the right fit for you.
Dr. Mark Janis, MD is a hematology specialist in Los Alamitos, CA and has been practicing for 42 years. He graduated from University Of North Carolina, Chapel Hill, School Of Medicine in 1970 and specializes in hematology, oncology, and more.