Ruth Williamson, M.D.

Office Address: 100 W. California Blvd. Pasadena CA 91105 Office: 626-397-5149 Fax: 626-397-2147 Mon: 9:00AM-5:00PM Tue: 9:00AM-5:00PM Wed: 9:00AM-5:00PM Thu: 9:00AM-5:00PM Fri: 9:00AM-5:00PM Sat: Closed Sun: Closed Specialties Radiation Oncology Clinical Interests: Breast Brachytherapy Breast Cancer Breast Oncology Insurance Types Taken: Languages spoken in office: Locations: Pasadena Education: Medical School: University of Southern California Residency: LAC - USC Medical Center Internship: VA Medical Center (Long Beach) Year Began Practice N/A