David E. Mann, Jr., MD

David E. Mann, Jr., MD

Medical Oncology
Medical Group
Ascension Medical Group
Ascension Medical Group Ascension Medical Group
Languages Spoken


David Mann, MD, FACP, is a medical oncologist and hematologist with Ascension Sacred Heart Cancer Center at Lynn Haven, FL. Dr. Mann is board-certified and fellowship trained in hematology and medical oncology. He provides personalized, compassionate care to his patients in the diagnosis and treatment of cancer and diseases of the blood.

Dr. Mann appreciates the opportunity of getting to know each of his patients and their families, to best help each person navigate their treatment process. He has served as principal investigator in seven clinical trials, and his research has been published in national, peer-reviewed journals, and research periodicals including the "American Journal of Gastroenterology," the “Journal of Infection,” and the "Journal of Melanoma".

Outside of the office, Dr. Mann enjoys spending time with his family. He recently ran the Disney half-marathon with his wife. In addition, he enjoys reading, traveling, walking his dogs and watching football.



  • Hahnemann University- School of Medicine


  • York Hospital


  • University of Florida / Shands Hospital


Hospital Affiliations

  • Ascension Florida Sacred Heart Emerald Coast
  • Ascension Florida Sacred Heart Bay


  • The American Board of Internal Medicine - Medical Oncology
Professional Statement
I strive to educate each patient to navigate their treatment process.
- David E. Mann, Jr., MD


Why Ascension
Ascension doctors are committed to getting to know you. They take time for real back-and-forth conversations with you so they can understand all aspects of you and your life. Because great care starts with seeing your whole picture.
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