Shivtaj Mann, DO

Oncology and Hematology
Shivtaj Mann, DO

Shivtaj Mann, DO is triple board-certified by the American Board of Internal Medicine in hematology, oncology, and internal medicine. He has a special interest in leukemia, lymphoma, and myeloma, and has clinical and research experience in treating gastrointestinal, thoracic, and genitourinary malignancies.

Dr. Mann completed his undergraduate studies at UCLA and earned his medical degree from Nova Southeastern University. He completed his internal medicine residency at Lehigh Valley Health Network, where his research in immunology and oncology was presented at various conferences, including the American College of Physicians, and published in journals such as the Journal of Clinical Oncology and Journal of Immunology. He then completed his fellowship in hematology and oncology at the University of Arizona, where he served as chief fellow. During his fellowship, his research abstract on the use of CAR T-cell therapy in relapsed refractory lymphoma was published in the Journal of Clinical Oncology. He has a strong interest in the role of diet in improving cancer survivorship and has authored work on the topic, published in Nutrients.

Dr. Mann currently serves as the physician chair of the Lee Health Anticoagulation Committee. He collaborates closely with academicians at Tampa General and Moffitt Cancer Center to provide and facilitate academic oncologic care in a community setting.

In his free time, Dr. Mann enjoys reading about American Revolutionary and Sikh history. He also enjoys building race cars and hopes to participate in regional competitions when time allows.

Education and Training

Medical School
Nova Southeastern University

Residency
Internal Medicine – Lehigh Valley Health Network

Fellowship
Hematology Oncology – University of Arizona

Jun 3rd, 2025
★★★★★
Dr Mann is knowledgeable and attentive concerning my medical questions. I appreciate that he conferred with one of my other drs on my behalf. He truly cares about my health.
Review from Google
May 28th, 2025
★★★★★
Dr Mann was wonderful! Very knowledgeable and helpful.
Review from Google
May 25th, 2025
★★★★★
Everyone I have been privileged to have met here is caring and truly professional. I really appreciate all of the staff!! Dr Mann is probably the best doctor I have ever had. He is really knowledgeable, professional and yet kind & caring. I actually like going to the doctors!!
Review from Google
May 17th, 2025
★★★★★
Excellent staff and a caring professional Dr. Mann.
Review from Google
May 16th, 2025
★★★★★
The staff is awesome always make you feel like family and treats as though you are. I would highly recommend them.
Review from Google