Dr. Ruth C Williamson is an radiation oncology specialist in South Pasadena, California (CA). She graduated from University Of Southern California School Of Medicine in 1989 and specializes in radiation oncology.
| Board certification | Radiation Oncology |
| Gender | Female |
| Education | Graduated : 1989 School : University Of Southern California School Of Medicine |
| Group Affiliations | City Of Hope Medical Foundation |
| Hospital Affiliations | Huntington Memorial Hospital |
| Usc Kenneth Norris Jr Cancer Hospital |