Physicians

Haifaa Abdulhaq, M.D.
Hematology & Oncology

Haifaa Abdulhaq, M.D. is Associate Clinical Professor in Hematology and Oncology, UCSF and she is the director of hematology at UCSF Fresno.

She is board certified in hematology and medical oncology with expertise in Malignant Hematology including Lymphoproliferative neoplasms, Myeloproliferative neoplasms, Acute Leukemia, Multiple Myeloma and Stem Cell transplantation.

Dr. Abdulhaq completed her residency in internal medicine and fellowship in hematology & oncology at Western Pennsylvania Hospital and Allegheny General Hospital in Pittsburgh, PA .

Dr. Abdulhaq is a member of The American Society of Hematology, the American Board of Internal Medicine, the American Society of Clinical Oncology and the American Society of Blood and Bone Marrow Transplantation. She is a board member of the Leukemia and Lymphoma Society, Central California Chapter. She also serves as the chair of Cancer Committee at Community Medical Centers.

Dr. Abdulhaq has special interest in medical education. She is a recipient of the Henry Kaiser Award for Excellence in teaching at UCSF. She is also interested in clinical research and serves as the principal investigator on many clinical trials in malignant hematology.


M. Mansoor Alam, M.D.
Hematology & Oncology

M. Mansoor Alam, M.D. is board certified in Hematology and Medical Oncology. Dr. Alam completed his residency at the Cleveland Clinic Foundation of Internal Medicine in Cleveland Ohio and finished his hematologic oncology fellowship training at the University of Vermont.

Dr. Alam worked as Clinical Instructor at the University of Michigan where he worked on cancer research. He studied the effect of cancer medications on different cancer cell lines. Dr. Alam served as an assistant professor at Ohio State University in the Departments of Medical Oncology and Hematology.

Dr. Alam uses the newest and most effective drugs and treatments available. His emphasis is in the patients’ overall health and quality of life while they undergo cancer treatment. He takes the time to truly engage the patient to help them get through treatment. For his passion and dedication to patient care he has been the recipient of patient satisfaction awards.

After practicing in diverse clinical and geographical settings he has settled in sunny Central Valley. Dr. Alam is married and has two school age children. He enjoys gardening, biking, hiking, fishing, cooking, and spending time with his family.


Mohammed Sani Bukari, M.D.
Hematology & Oncology

Mohammed Sani Bukari, M.D. is fellowship trained in Hematology and Medical Oncology. He is board certified in Internal Medicine and Pediatrics.

He completed his residency in Internal Medicine-Pediatrics at Wayne State University. He also finished his fellowship in Hematology and Medical Oncology at Wayne State University at the Karmanos Cancer Institute. During his fellowship, he served as Chief Fellow.

He is currently board certified in Hematology and Medical Oncology. He is a member of the American Medical Association, American Society of Clinical Oncology, and the American Society of Hematology.

Dr. Bukari’s main area of research interest is adolescent and young adult Acute Lymphoblastic Leukemia (ALL) and myeloproliferative disorders.


Uzair Chaudhary, M.D.
Hematology & Oncology

Uzair Chaudhary, M.D. is board-certified in internal medicine, medical oncology & hematology, with an area of clinical interest in genitourinary oncology and gastrointestinal oncology.

Dr. Chaudhary attended medical school at Aga Khan University Medical College in Pakistan. He completed his externship in hematology & oncology at Washington University School of Medicine’s Barnes Hospital in Saint Louis, Missouri. He completed his internship and residency at Indiana University Hospital and a three-year fellowship in Hematology/ Oncology at University of California, San Francisco.

Dr. Chaudhary is a professor of clinical medicine at UCSF and Chief of Hematology/ Oncology at UCSF Fresno Medical Education Program. He is Fellowship Program Director for Hematology/ Oncology at UCSF- Fresno. He is also Medical Director of Community Cancer Institute and Clinical Trial Program.


Dina Ibrahim, M.D.
Hematology & Oncology

Dina Ibrahim, M.D. is a board-certified medical oncologist and hematologist, with over 19 years of experience. She was twice awarded a Top Oncologist distinction by Fresno Magazine, and is recognized as a leading Fresno hematologist and oncologist by the International Association of Oncologists. She has an abiding interest in research, and has served as the principal investigator for many clinical trials.

She received her fellowship training in oncology/hematology at Wayne State University, where she served as assistant professor in the hematology/oncology department for two years and did clinical research. Dr. Ibrahim served as an assistant clinical professor of medicine at UCSF Fresno’s department of internal medicine, division of hematology/oncology and as medical director at California Cancer Center in Fresno.

Dr. Ibrahim says that she learns a lot from her patients as she walks with them through the process of coping with a cancer diagnosis. She strives to personalize care for each of her patients, finding an approach to treatment that’s right for every individual. She also places a high value on taking the time to listen to her patients and helping them feel at ease in the midst of a trying time.

A local resident of Fresno for over 11 years, Dr. Ibrahim enjoys reading, traveling, spending time with her family and playing tennis.


Li Li, M.D., Ph.D.
Hematology & Oncology

Li Li, M.D., Ph.D. is board certified in Internal Medicine, Medical Oncology, and Hematology. She completed her fellowship in Hematology/Oncology at the University of Florida.

Dr. Li has written many peer-reviewed scientific publications and abstracts. She also has served as a peer reviewer for a scientific journal. Dr. Li is interested in novel approaches including immunotherapy and targeted therapy in cancer treatment.

She is a member of multiple professional societies including the American Society of Clinical Oncologists and the American Society of Hematology.

Her hobbies include traveling, arts and crafts, photography and outdoor activities. She is fluent in Chinese/Mandarin.


Constance Stoehr, M.D.
Hematology & Oncology

Constance Stoehr, M.D. is board certified in Internal Medicine and Medical Oncology.

She is an Assistant Clinical Professor for UCSF Fresno, Hematology/Oncology fellowship. She is also the Student Clerkship Director.

She earned her medical degree from Rosalind Franklin University Medicine and Science/Chicago Medical School. She then went on to complete her Internal Medicine residency at Loma Linda University Medical Center where she also served as Chief Resident. Her fellowship in Hematology & Oncology was also finished at Loma Linda University Medical Center.

Dr. Stoehr was previously the Cancer Liaison Physician for San Joaquin Community Hospital where she monitored and implemented quality improvement measures for the cancer center. She was also Assistant Clinical Professor for the University of California, Davis.

She is a member of many organizations including the American Society of Clinical Oncology and the American Society of Hematology.


Erica Castillo, NP

Erica Castillo received her Bachelor of Science in Nursing from Baylor University, and worked as an infusion nurse with MD Anderson Cancer Center. She then worked as an infusion nurse with the oncology research department at Scripps in San Diego.

Erica’s experience caring for oncology patients has given her the passion to continue a career in oncology. She is inspired by the unbreakable hope of her patients in the midst of challenging diagnoses and the support of their family and friends. Erica strives to improve her patient’s oncology journey by providing education, compassionate communication and access to resources.

Erica enjoys traveling, reading and surfing. She is always on the outlook for great food.