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Dr. Mary Nell Suell


Texas Medical Center

Cancer, Blood Disorders
Phone: 832-822-1513
Fax: 832-825-5858


6701 Fannin St.Suite 1510
Suite 1510
Houston, TX 77030

Mary Nell Suell, MD

Assistant Director, Urgent Care Bay
Assistant Professor, Department of Pediatrics, Section of Hematology/Oncology and Department of Pathology, Division of Transfusion Medicine, Baylor College of Medicine


School Education Degree Year
Baylor College of Medicine Fellowship Pediatric Hematology Oncology 2004
Baylor College of Medicine Residency Pediatrics 2001
Baylor College of Medicine Medical School Doctor of Medicine 1998
Baylor College of Medicine Internship


Dr. Mary Nell Suell is Assistant Director of the Urgent Care Bay (UCB), where she oversees a five bed area in the Lester and Sue Smith Outpatient Clinic that is designated for the care of patients with acute illnesses. As a physician at Texas Children’s Cancer and Hematology Center, she is interested in the acute care of children with cancer and blood disorders.

Clinical Special Interests
Outpatient acute care of pediatric hematology and oncology patients
Disorders of Hemostasis and Thrombosis
Transfusion Medicine

Board Certifications
American Board of Pediatrics-General Pediatrics
American Board of Pediatrics-Hematology/Oncology


Organization Name Role
American Academy of Pediatrics (AAP) Fellow
American Society of Pediatric Hematology/Oncology (ASPHO) Member

Awards & Honors

2021    Star Award for Excellence in Patient Care, Baylor College of Medicine
2020    Department of Pediatrics Outstanding Clinician, Baylor College of Medicine



* Texas Children's Hospital physicians' licenses and credentials are reviewed prior to practicing at any of our facilities. Sections titled From the Doctor, Professional Organizations and Publications were provided by the physician's office and were not verified by Texas Children's Hospital.