Dr. Dennis H Nicholson specializes in internal medicine in Pomona area. Dr. Dennis H Nicholson, MD has a medical practice at 1798 North Garey Avenue, Pomona CA, and has over 2017 years of experience in the field of medicine. He graduated from Case Western Reserve University School Of Medicine. He is affiliated with numerous hospitals, including Pomona Valley Hospital Medical Center (CA) and more. Dr. Nicholson is accepting new patients at his medical office and practice location in Pomona, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.