Phone: 1-800-226-2379

Our Team

Our Team

Director, Bone Marrow Transplant / Stem Cell Transplant Program

Dr. Robert Krance is the Director of the Pediatric Bone Marrow Transplant (BMT)/Stem Cell Transplant Program at Texas Children’s Hospital. The clinical program, one of the most active in the country, treats patients with various hematologic, oncologic, immunologic and genetic disorders. Dr. Krance... Read more

Address: 6621 Fannin Suite 1630.14 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4661

Hematology/Oncology

Dr. Nabil Ahmed received his Doctor of Medicine and his Masters in Public Health at Cairo University in Cairo, Egypt. Dr. Ahmed is a board-certified member of the American Board of Pediatrics and a board-certified specialist in pediatric hematology/oncology. He is also board certified by the... Read more

Address: 1102 Bates Ave., Ste. 1770 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4611
Clinical Interests: Hematology-Oncology Critical Care, Bone Marrow Transplantation, Cell and Gene Therapy, Hemostasis and Thrombosis in ICU.  Critical Care management of HSCT and Immunotherapy patients.  Research Interests: Improving outcomes for oncology and bone marrow transplant patients with... Read more

Address: 6701 Fannin Street, Suite 1510.09 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242


Address: 6701 Fannin St., Ste. 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242
Dr. John Craddock is a physician at Texas Children's Cancer and Hematology Centers where he sees patients in the Bone Marrow Transplant/Stem Cell Transplant unit. Board Certifications American Board of Pediatrics

Address: 1102 Bates Ave., Ste. 1600 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-6107
Dr. Erin Doherty is a physician in the Cancer and Hematology Centers where she specializes in pediatric hematology/oncology. Board Certifications American Board of Pediatrics

Address: 6701 Fannin St., Ste. 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242
Dr. Brian Friend is a physician at Texas Children's Cancer Center, where he is the Director of the Adolescent and Young Adult Program, and a member of the Center for Cell and Gene Therapy, specializing in pediatric bone marrow transplantation and cellular therapies. He has a particular interest in... Read more

Address: 6621 Fannin St., Ste. 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-826-0870
Dr. Meenakshi Hegde is a pediatric oncologist engaged in translational research on immunotherapy to improve patient outcomes in high-risk cancer. Her research was the first to demonstrate that a highly heterogeneous landscape of antigen expression in glioblastoma and other solid tumors benefitted... Read more

Address: 1102 Bates Ave., Ste. 1570 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4840
Dr. Tami John has completed training in pediatric blood disorders and cancers and is now obtaining specialized training in bone marrow transplant. She is dedicated to both patient care and patient access to novel treatment options. She decided to enter the field of oncology prior to medical school... Read more

Address: 1102 Bates Ave., Ste. 1700 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4723
Lindsay Johnson-Bishop is a pediatric nurse practitioner specializing in acute care. As an advanced practice provider, Lindsay has had experience in pediatric critical care, cardiac intensive care, as well as bone marrow transplant.  Ms. Johnson-Bishop has clinical research interests including... Read more

Address: 6621 Fannin St., 8th Floor Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-826-0870
Melisa L. Landry, APRN, CPNP
Melissa Landry is an Advanced Practice Provider Pediatric Nurse Practitioner for the Cancer and Hematology Centers at Texas Children's Hospital. In her numerous roles within the Cancer Center, she has: handled scheduling for the PACU unit; assessed, diagnosed and treated pediatric patients with... Read more


Haley Lattal, MSN, APRN, AC/PNP
Haley Lattal is a pediatric nurse practitioner that treats patients in the Bone Marrow Transplant inpatient unit at Texas Children's Cancer and Hematology Centers.


Dr. Caridad Martinez is a member of the Cell and Gene Therapy Program's translational clinical research and the pediatric bone marrow transplant clinical team, which is part of the Bone Marrow Transplant Program. Her clinical interests include bone marrow transplantation (BMT), umbilical cord... Read more

Address: 670 Fannin St., Ste 1400 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4692
Dr. Bilal Omer is a physician at Texas Children’s Cancer Center. In 2013, he completed his fellowship training in pediatric hematology-oncology. Dr. Omer is a member of the Bone Marrow Transplant (BMT)/Stem Celll Transplant Program and the... Read more

Address: 1102 Bates Ave., Ste. 1770.01F Houston, 77030 United States See map: Google Maps US
Phone: Clinic: 832-822-4242
Kristen Riach is a Physician Assistant for the Bone Marrow Transplant/Stem Cell Transplant Program at Texas Children’s Cancer Center.  Kristen Riach's goal has always been to work in pediatric hematology and oncology in order to positively impact patients and their families. She is dedicated to... Read more

Address: 6621 Fannin St., Ste. 8-150 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-826-0870
Dr. Baheyeldin (Bahey) Salem is a dedicated pediatric stem cell transplant (SCT) physician. He provides direct clinical care to a large number of patients with a variety of conditions requiring bone marrow transplantation. Dr. Salem has trained and worked in some of the nation's largest stem cell... Read more

Address: 6701 Fannin St., Ste. 1580.28 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4670
Dr. Ghadir Sasa is interested in inherited and acquired bone marrow failure disorders. During her fellowship under the mentorship of Dr. Alison Bertuch, Dr. Sasa's research focused on dyskeratosis congenita, an inherited bone marrow failure that results from abnormal telomere shortening. She is... Read more

Address: Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4524
Stacey Shubert is an advanced practice provider for the Bone Marrow Transplant/Stem Cell Transplant Program at Texas Children's Cancer Center.  Board Certifications Pediatric Nursing Certification Board - Pediatric Nurse Practitioner Texas Board of Nursing - Texas State Nursing License Oncology... Read more

Address: 6621 Fannin St., Ste 800 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242
Ivory White is a nurse practitioner for the Bone Marrow and Stem Cell Transplant Program at Texas Children's Cancer and Hematology Centers. As a member of the bone marrow transplant team, she has worked with various conditions, such as: multiple myeloma, leukemia, lymphoma, solid tumors, sickle... Read more

Address: 6621 Fannin St. 8th Floor Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-826-3614
Dr. Khaled Yassine is a physician in the Cancer and Hematology Centers. He is a member of the Bone Marrow Transplant/Stem Cell Transplant Program and cell and gene therapy.

Address: 6701 Fannin St. Suite 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242

Nurse Manager

Margaret Young RN, MHA



BMT Fellows

Dr. Anil George began his stem cell transplant fellowship training in 2019. Dr. Anil George completed his pediatric residency training in 2016 and his pediatric hematology/oncology training in 2019. He is board-certified in General Pediatrics by the American Board of Pediatrics. Dr. George decided... Read more

Address: 6701 Fannin, Ste. 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4223

Our Team

Director, Bone Marrow Transplant / Stem Cell Transplant Program

Dr. Robert Krance is the Director of the Pediatric Bone Marrow Transplant (BMT)/Stem Cell Transplant Program at Texas Children’s Hospital. The clinical program, one of the most active in the country, treats patients with various hematologic, oncologic, immunologic and genetic disorders. Dr. Krance... Read more

Address: 6621 Fannin Suite 1630.14 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4661

Hematology/Oncology

Dr. Nabil Ahmed received his Doctor of Medicine and his Masters in Public Health at Cairo University in Cairo, Egypt. Dr. Ahmed is a board-certified member of the American Board of Pediatrics and a board-certified specialist in pediatric hematology/oncology. He is also board certified by the... Read more

Address: 1102 Bates Ave., Ste. 1770 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4611
Clinical Interests: Hematology-Oncology Critical Care, Bone Marrow Transplantation, Cell and Gene Therapy, Hemostasis and Thrombosis in ICU.  Critical Care management of HSCT and Immunotherapy patients.  Research Interests: Improving outcomes for oncology and bone marrow transplant patients with... Read more

Address: 6701 Fannin Street, Suite 1510.09 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242


Address: 6701 Fannin St., Ste. 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242
Dr. John Craddock is a physician at Texas Children's Cancer and Hematology Centers where he sees patients in the Bone Marrow Transplant/Stem Cell Transplant unit. Board Certifications American Board of Pediatrics

Address: 1102 Bates Ave., Ste. 1600 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-6107
Dr. Erin Doherty is a physician in the Cancer and Hematology Centers where she specializes in pediatric hematology/oncology. Board Certifications American Board of Pediatrics

Address: 6701 Fannin St., Ste. 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242
Dr. Brian Friend is a physician at Texas Children's Cancer Center, where he is the Director of the Adolescent and Young Adult Program, and a member of the Center for Cell and Gene Therapy, specializing in pediatric bone marrow transplantation and cellular therapies. He has a particular interest in... Read more

Address: 6621 Fannin St., Ste. 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-826-0870
Dr. Meenakshi Hegde is a pediatric oncologist engaged in translational research on immunotherapy to improve patient outcomes in high-risk cancer. Her research was the first to demonstrate that a highly heterogeneous landscape of antigen expression in glioblastoma and other solid tumors benefitted... Read more

Address: 1102 Bates Ave., Ste. 1570 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4840
Dr. Tami John has completed training in pediatric blood disorders and cancers and is now obtaining specialized training in bone marrow transplant. She is dedicated to both patient care and patient access to novel treatment options. She decided to enter the field of oncology prior to medical school... Read more

Address: 1102 Bates Ave., Ste. 1700 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4723
Lindsay Johnson-Bishop is a pediatric nurse practitioner specializing in acute care. As an advanced practice provider, Lindsay has had experience in pediatric critical care, cardiac intensive care, as well as bone marrow transplant.  Ms. Johnson-Bishop has clinical research interests including... Read more

Address: 6621 Fannin St., 8th Floor Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-826-0870
Melisa L. Landry, APRN, CPNP
Melissa Landry is an Advanced Practice Provider Pediatric Nurse Practitioner for the Cancer and Hematology Centers at Texas Children's Hospital. In her numerous roles within the Cancer Center, she has: handled scheduling for the PACU unit; assessed, diagnosed and treated pediatric patients with... Read more


Haley Lattal, MSN, APRN, AC/PNP
Haley Lattal is a pediatric nurse practitioner that treats patients in the Bone Marrow Transplant inpatient unit at Texas Children's Cancer and Hematology Centers.


Dr. Caridad Martinez is a member of the Cell and Gene Therapy Program's translational clinical research and the pediatric bone marrow transplant clinical team, which is part of the Bone Marrow Transplant Program. Her clinical interests include bone marrow transplantation (BMT), umbilical cord... Read more

Address: 670 Fannin St., Ste 1400 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4692
Dr. Bilal Omer is a physician at Texas Children’s Cancer Center. In 2013, he completed his fellowship training in pediatric hematology-oncology. Dr. Omer is a member of the Bone Marrow Transplant (BMT)/Stem Celll Transplant Program and the... Read more

Address: 1102 Bates Ave., Ste. 1770.01F Houston, 77030 United States See map: Google Maps US
Phone: Clinic: 832-822-4242
Kristen Riach is a Physician Assistant for the Bone Marrow Transplant/Stem Cell Transplant Program at Texas Children’s Cancer Center.  Kristen Riach's goal has always been to work in pediatric hematology and oncology in order to positively impact patients and their families. She is dedicated to... Read more

Address: 6621 Fannin St., Ste. 8-150 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-826-0870
Dr. Baheyeldin (Bahey) Salem is a dedicated pediatric stem cell transplant (SCT) physician. He provides direct clinical care to a large number of patients with a variety of conditions requiring bone marrow transplantation. Dr. Salem has trained and worked in some of the nation's largest stem cell... Read more

Address: 6701 Fannin St., Ste. 1580.28 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4670
Dr. Ghadir Sasa is interested in inherited and acquired bone marrow failure disorders. During her fellowship under the mentorship of Dr. Alison Bertuch, Dr. Sasa's research focused on dyskeratosis congenita, an inherited bone marrow failure that results from abnormal telomere shortening. She is... Read more

Address: Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4524
Stacey Shubert is an advanced practice provider for the Bone Marrow Transplant/Stem Cell Transplant Program at Texas Children's Cancer Center.  Board Certifications Pediatric Nursing Certification Board - Pediatric Nurse Practitioner Texas Board of Nursing - Texas State Nursing License Oncology... Read more

Address: 6621 Fannin St., Ste 800 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242
Ivory White is a nurse practitioner for the Bone Marrow and Stem Cell Transplant Program at Texas Children's Cancer and Hematology Centers. As a member of the bone marrow transplant team, she has worked with various conditions, such as: multiple myeloma, leukemia, lymphoma, solid tumors, sickle... Read more

Address: 6621 Fannin St. 8th Floor Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-826-3614
Dr. Khaled Yassine is a physician in the Cancer and Hematology Centers. He is a member of the Bone Marrow Transplant/Stem Cell Transplant Program and cell and gene therapy.

Address: 6701 Fannin St. Suite 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-822-4242

Nurse Manager

Margaret Young RN, MHA



BMT Fellows

Dr. Anil George began his stem cell transplant fellowship training in 2019. Dr. Anil George completed his pediatric residency training in 2016 and his pediatric hematology/oncology training in 2019. He is board-certified in General Pediatrics by the American Board of Pediatrics. Dr. George decided... Read more

Address: 6701 Fannin, Ste. 1510 Houston, TX 77030 United States See map: Google Maps Texas US
Phone: 832-824-4223