Dr. Humayun Abbas specializes in internal medicine in Modesto area. Dr. Humayun Abbas has a medical practice at 1541 Florida Avenue, Suite 200, Modesto CA, and has over 33 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 1984. He is affiliated with numerous hospitals, including Doctors Medical Center (CA) and more. Dr. Abbas is accepting new patients at his medical office and practice location in Modesto, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.