Dr. Althaea Zebrina Greenstone is a Emergency Medicine and General Surgeon in Anza Vista, San Francisco and has an experience of 24 years in these fields. Dr. Althaea Zebrina Greenstone practices at Kaiser Permanente San Francisco Medical Center in Anza Vista, San Francisco and Kaiser Permanente Geary Medical Office Adult And Family Medicine in San Francisco 94115, San Francisco. She completed Medical School from University Of California, San Francisco in 2002,Residency in Surgery (Gen) from University Of California, San Francisco in 2007 and Internship, Transitional Year from SUNY Downstate Health Sciences University in 2003. She is a member of AMERICAN COLLEGE OF SURGEONS,American Board of Surgery (ABMS®) and Society of American Gastrointestinal and Laparoscopic Surgeons. Some of the services provided by the doctor are: Gallstones,Hiatal Hernia,Obstructed Inguinal Hernia,Hemorrhoids and Cholecystectomy etc.