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Meet Our Team

Richard Ehlers, MDRichard Ehlers, M.D., F.A.C.S.
Medical Director
Assistant Professor,Surgical Oncology

Dr. Ehlers received his medical degree and master of science degree from The University of Texas Medical Branch School of Medicine, followed by a research fellowship and residency in general surgery. He completed his fellowship in surgical oncology at MD Anderson. He is certified by the American Board of Surgery, is a Fellow of the American College of Surgeons, and a member of the Society for Surgical Oncology and the American Society of Breast Surgeons. Dr. Ehlers holds an academic appointment as assistant professor in the Department of Surgical Oncology at MD Anderson.
Additional languages spoken: Spanish

Surgical Oncologists

Cristina Checka, MDCristina Checka, M.D. 
Assistant Professor, Breast Surgical Oncology

Dr. Checka grew up in Arlington, Texas, and earned her medical degree from Michigan State University in Lansing, Michigan. She completed her residency in general surgery at Eastern Virginia Medical School in Norfolk, Virginia. Following her residency, Dr. Checka completed a breast surgical oncology fellowship at New York University. She worked as an Assistant Professor in the Department of Surgery at New York University before joining MD Anderson Cancer Center as a breast surgeon. Her clinical interests include management of women with an increased risk of breast cancer and young women with breast cancer. 
Additional languages spoken: Spanish

Shirley Su, MDShirley Su, M.D.
Associate Professor, Head and Neck Surgery

Dr. Shirley Su was awarded her medical degree from Monash University and residency training in Otolaryngology from the Royal Australasian College of Surgeons in Australia. She came to MD Anderson Cancer Center to complete a clinical fellowship in Head and Neck Surgery. Following this, she undertook further fellowship training in minimally invasive Endoscopic Cranial Base surgery at the University of Pittsburgh Medical Center, a leader and pioneer in this field. She is a member of numerous professional societies including the American Head and Neck Society, and has received several awards during her career. Apart from a deep interest in managing all aspects of head and neck cancers, Dr. Su's clinical and research interest center around minimally invasive surgery and cancers of the nose and sinuses.

Medical Oncologists

Celyne Bueno-Hume, M.D. Celyne Bueno-Hume, M.D.
Assistant Professor, General Oncology

Dr. Bueno-Hume received her medical degree from The University of Texas Medical Branch School of Medicine in Galveston. She completed her internal medicine training at Louisiana State University and her hematology and oncology fellowship training at the Mayo Clinic Florida. She is certified in medical oncology and hematology by the American Board of Internal Medicine and holds an academic appointment as assistant professor in the Department of General Oncology at MD Anderson.

Amy Hassan, MDAmy Hassan, M.D.
Assistant Professor, General Oncology

Dr. Hassan received her medical degree from Baylor College of Medicine in Houston, where she also completed her residency in internal medicine and fellowship in hematology and oncology. She is certified by the American Board of Internal Medicine. She has specific research experience in novel imaging techniques and therapies for breast cancer. In addition, Dr. Hassan has published reviews on blood disorders. Her clinical interests include the treatment of a broad range of hematologic diseases and cancers.
Languages spoken: Spanish

Radiation Oncologists

Valerie Reed, MDValerie Reed, M.D.
Assistant Professor, Radiation Oncology

Dr. Reed received her medical degree from Duke University School of Medicine and completed her residency in radiation oncology at MD Anderson. She is certified by the American Board of Radiology and holds an academic appointment as assistant professor in the Department of Radiation Oncology at MD Anderson.


Care Team

Care teams also consist of Advanced Practice Nurses and Physician Assistants, who collaborate with the patient and physicians to provide top-quality cancer treatment. Mid-level providers are an essential part of cancer care in the Bay Area. 

Nurse Navigator

  • Diana Vasquez 

Advanced Practice Nurses

  • Kavin Hanzik
  • Phyllis Evetts 

Physician Assistants

  • Angela McIntosh
  • Erin Hernandez
  • Christian Bridges

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How to Find Us

Bay Area Building exterior


MD Anderson in the Bay Area is located at 18100 St. John Drive in Nassau Bay, on the campus of CHRISTUS St. John Hospital. Free parking is available. 

© 2015 The University of Texas MD Anderson Cancer Center