University of Oklahoma Health Sciences Center Hematology and Medical Oncology

Fellowship · Oklahoma City, OK

Sponsored by University of Oklahoma College of Medicine · Director Sami Ibrahimi

Sami Ibrahimi, MD
Fellowship Director
Hematologist, Associate Professor at University of Oklahoma College of Medicine
Blood Diseases, Lymphoma, Leukemia, Hematologic Malignancies
Adanma Ayanambakkam, MD, MS
Associate Fellowship Director
Oncologist, Assistant Professor at University of Oklahoma Health Sciences Center
Ryan Nipp, MD, PhD, MPH, MBA
Associate Fellowship Director
Oncologist, Associate Professor at University of Oklahoma College of Medicine
Taha Al-Juhaishi, MD, MBA
Associate Fellowship Director
Hematologist, Assistant Professor of Medicine at University of Oklahoma College of Medicine
Hematopoietic Stem Cell Transplantation, Cell therapies including CAR-T and TIL, Drug development in hematologic malignancies, Outcomes research
Gregory Parker, MD
Director for VA Site
Oncologist at University of Oklahoma College of Medicine
Adam Asch, MD
Division Chief
Hematologist, Professor of Medicine at University of Oklahoma College of Medicine
lymphomas, leukemias, bone marrow failure states, multiple myeloma
Nishant Tiwari, MD, MBBS
2026 - 2027 Chief Fellow
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
Abdul Naqash, MD
Associate Professor
Hematologist, Associate Professor at University of Oklahoma College of Medicine
Early Phase clinical trials in solid tumors, Drug development, Immunotherapy biomarkers, Immunotherapy resistance
Amy Cruikshank, DO
Hematology and Medical Oncology Fellowship
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
Aqsa Ashraf, MD
Assistant Professor
Oncologist, Assistant Professor at University of Oklahoma College of Medicine
C V Rao, PhD
Professor
Professor at University of Oklahoma College of Medicine
Research
George Dale, PhD
Professor
Professor at University of Oklahoma College of Medicine
Research
Hassan Hatoum, MD
Associate Professor
Hematologist, Associate Professor at University of Oklahoma College of Medicine
GI, Sarcoma
Hiroshi Yamada, PhD
Assistant Professor of Research
Assistant Professor of Research at University of Oklahoma College of Medicine
Oncology, Cell biology, Chemotherapy drug action (especially anti-mitotic drugs), Chemotherapy improvement strategy
Imran Khan, MD
Fellow
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
James George, MD
Professor
Oncologist, Professor at University of Oklahoma College of Medicine
Hematology, Platelet Disorders
Jennifer Chakrabarty, MD
Professor of Medicine
Hematologist, Professor of Medicine at University of Oklahoma College of Medicine
Hematology, Oncology, Blood and Marrow Transplant, Hematology-oncology
Jingxuan Yang, PhD
Assistant Professor of Research
Assistant Professor of Research at University of Oklahoma College of Medicine
Molecular mechanism of pancreatic cancer pathogenesis, Cancer related cachexia
Kari Gallip, DO
Hematology and Medical Oncology Fellowship
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
Kevin Kurian, DO
Fellow
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
Manu Pandey, MBBS
Assistant Professor
Oncologist at University of Oklahoma College of Medicine
Marwah Abduljabbar, MD
Fellow
Internist at HCA Healthcare
Meredith LaRose, MD
Assistant Professor, Department of Medicine
Oncologist, Assistant Professor at University of Oklahoma College of Medicine
Minh Phan, MD
Assistant Professor
Hematologist, Assistant Professor at University of Oklahoma College of Medicine
Head, Neck and Sarcoma

Sami Ibrahimi, MD
Fellowship Director
Hematologist, Associate Professor at University of Oklahoma College of Medicine
Blood Diseases, Lymphoma, Leukemia, Hematologic Malignancies
Adanma Ayanambakkam, MD, MS
Associate Fellowship Director
Oncologist, Assistant Professor at University of Oklahoma Health Sciences Center
Ryan Nipp, MD, PhD, MPH, MBA
Associate Fellowship Director
Oncologist, Associate Professor at University of Oklahoma College of Medicine
Taha Al-Juhaishi, MD, MBA
Associate Fellowship Director
Hematologist, Assistant Professor of Medicine at University of Oklahoma College of Medicine
Hematopoietic Stem Cell Transplantation, Cell therapies including CAR-T and TIL, Drug development in hematologic malignancies, Outcomes research
Gregory Parker, MD
Director for VA Site
Oncologist at University of Oklahoma College of Medicine
Adam Asch, MD
Division Chief
Hematologist, Professor of Medicine at University of Oklahoma College of Medicine
lymphomas, leukemias, bone marrow failure states, multiple myeloma
Nishant Tiwari, MD, MBBS
2026 - 2027 Chief Fellow
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
Abdul Naqash, MD
Associate Professor
Hematologist, Associate Professor at University of Oklahoma College of Medicine
Early Phase clinical trials in solid tumors, Drug development, Immunotherapy biomarkers, Immunotherapy resistance
Amy Cruikshank, DO
Hematology and Medical Oncology Fellowship
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
Aqsa Ashraf, MD
Assistant Professor
Oncologist, Assistant Professor at University of Oklahoma College of Medicine
C V Rao, PhD
Professor
Professor at University of Oklahoma College of Medicine
Research
George Dale, PhD
Professor
Professor at University of Oklahoma College of Medicine
Research
Hassan Hatoum, MD
Associate Professor
Hematologist, Associate Professor at University of Oklahoma College of Medicine
GI, Sarcoma
Hiroshi Yamada, PhD
Assistant Professor of Research
Assistant Professor of Research at University of Oklahoma College of Medicine
Oncology, Cell biology, Chemotherapy drug action (especially anti-mitotic drugs), Chemotherapy improvement strategy
Imran Khan, MD
Fellow
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
James George, MD
Professor
Oncologist, Professor at University of Oklahoma College of Medicine
Hematology, Platelet Disorders
Jennifer Chakrabarty, MD
Professor of Medicine
Hematologist, Professor of Medicine at University of Oklahoma College of Medicine
Hematology, Oncology, Blood and Marrow Transplant, Hematology-oncology
Jingxuan Yang, PhD
Assistant Professor of Research
Assistant Professor of Research at University of Oklahoma College of Medicine
Molecular mechanism of pancreatic cancer pathogenesis, Cancer related cachexia
Kari Gallip, DO
Hematology and Medical Oncology Fellowship
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
Kevin Kurian, DO
Fellow
Hematology and Medical Oncology fellow, University of Oklahoma College of Medicine
Manu Pandey, MBBS
Assistant Professor
Oncologist at University of Oklahoma College of Medicine
Marwah Abduljabbar, MD
Fellow
Internist at HCA Healthcare
Meredith LaRose, MD
Assistant Professor, Department of Medicine
Oncologist, Assistant Professor at University of Oklahoma College of Medicine
Minh Phan, MD
Assistant Professor
Hematologist, Assistant Professor at University of Oklahoma College of Medicine
Head, Neck and Sarcoma