The OSUCCC – James blood and bone marrow transplant treatment team members include world-renowned subspecialists in transplantation.

To make an appointment, please call The James Line at 614-293-5066 or 800-293-5066. The James Line is a free, confidential telephone service staffed by oncology nurses to provide callers with information and physician referrals. The James Line is available weekdays from 8:00 a.m. to 4:30 p.m. EST.

For additional information about a physician listed below, please click on the name.

Blood and Marrow Transplant Specialists

Jonathan Brammer, MD

I’m a hematologist specializing in patients with T-cell lymphoma, T-cell leukemia, non-Hodgkin lymphoma, and allogenic and autologous stem cell transplantation. Read More

Naresh Bumma, MD

I am a hematologist specializing in the diagnosis and treatment of plasma cell disorders such as multiple myeloma and amyloidosis. These disorders are intricately intertwined with the immune system and my research focus on harnessing the power of the human body’s immune system to treat and cure cancer. Read More

Maria Chaudhry, MBBS

I’m a hematologist specializing in treating patients with plasma cell dyscrasias and other blood cancers. I received my medical training at King Edward Medical College in Pakistan, and I completed my residency at SUNY Upstate Medical University in New York. Read More

Hannah Choe, MD

I am a hematologist who specializes in blood and marrow stem cell transplantation and treating patients with myeloid diseases, including acute myeloid leukemia, myeloproliferative diseases and other conditions requiring allogenic stem cell transplantation. Read More

Yvonne Efebera, MD

My clinical focus at the OSUCCC – James is B-cell lymphoid malignancies, including multiple myeloma, amyloidosis, Waldenstrom's disease and stem cell and bone marrow transplant. Read More

Tamanna Haque, MD

I am a hematologist/oncologist who specializes in treating leukemia with a focus on the treatment of myelodysplastic syndrome. I am committed to providing high quality and compassionate care, and I’m honored to be able to treat patients with the world-class facilities and resources at The James. Read More

Karilyn Larkin, MD

I’m a hematologist with specialties in acute myeloid leukemia (AML) and blood and marrow transplant (BMT). I also serve as a clinical instructor at The Ohio State University. Read More

Alice Mims, MD

I’m a medical oncologist with a special focus in treating patients suffering from acute and chronic myeloid diseases, focusing particularly on acute myeloid leukemia (AML). Read More

Sam Penza, MD

I’m a senior transplant physician with more than 20 years experience in blood and marrow/hematopoietic stem cell transplantation (BMT/HSCT). I have expertise in managing Graft vs. Read More

Ashley Rosko, MD

I am an oncologist treating patients with blood cancers. My areas of expertise include hematology, geriatric oncology and multiple myeloma. I serve as associate professor in the clinical department of internal medicine and I am the Director of the Blood Cancer and Aging Program. Read More

Ayman Saad, MB/BCH

I am a hematologist who specializes in treating patients with blood cancers, specifically leukemia and myelodysplastic syndromes. I received my Master of Science in Clinical Oncology and my medical degree from the Ain Shams University Faculty of Medicine, then went on to complete my fellowship of hematology and oncology at West Virginia University. Read More

Sumithira Vasu, MBBS

I’m an oncologist treating patients with leukemia. I specialize in hematology with a specific focus on acute myeloid leukemias, myelodysplastic syndromes and bone marrow transplantation. Read More

Sarah Wall, MD

I am a hematologist who specializes in treating patients with blood cancers such as leukemia, myelodysplastic syndromes and myelofibrosis. My area of focus is geriatrics (i. Read More

Meng Welliver, MD

I’m a radiation oncologist with a specialized focus on patients with thoracic cancers, soft tissue sarcomas and blood cancers (including lymphoma, leukemia and myeloma). Read More

Basem William, MBBCh

I’m a hematologist with interest and expertise in treating lymphoma especially cutaneous lymphomas. My overall research goal is to improve patients’ lives through developing novel clinical trials. Read More

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The James Cancer Hospital and Solove Research Institute

460 West 10th Avenue

Columbus, Ohio 43210

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