top of page
Dr. William S. Velasquez


Dr. Velasquez is a member of the American Medical Association, American Society of Clinical Oncology, Texas Medical Association, Texas Society of Clinical Oncology, Leukemia & Lymphoma Society, Southwest Oncology Group, and the Radiation Therapy Oncology Group. Dr. Velasquez is the author/co-author of nearly 200 scientific publications.

Board Certified in Internal Medicine and Medical Oncology


Medical Degree: San Marcos University – Lima, Peru

Residency: Memorial Hospital – Worcester, MA

Fellowship: University of Cincinnati College of Medicine – Cincinnati, OH

Fellowship (Medical Oncology): University of Texas MD Anderson Cancer Center – Houston, TX

Hospital Affiliations

  • ​Memorial Hermann Sugar Land Hospital

  • HCA West Houston Medical Center

  • Oakbend Medical Center (formerly Polly Ryonn)

  • Memorial Hermann Katy Hospital

  • Methodist Willowbrook Hospital

  • Kindred - Sugarland/Town&Country

  • St. Luke's Sugar Land Hospital

  • Memorial Hermann Southwest Hospital

  • Methodist Hospital - Texas Medical Center

  • Methodist Sugar Land Hospital

  • Memorial Hermann Memorial City Hospital


  • TBA

Sugar Land
bottom of page