About the Doctor

Dedicated to advancing the field of otolaryngology, Dr. John D. Casler has carved a niche in the intricate world of head and neck surgery, specializing in the treatment of complex thyroid, parathyroid, and skull-based tumors. His illustrious career began at The Johns Hopkins University, where he graduated with honors in Natural Sciences, followed by an MD from George Washington University Medical School. His commitment to his field is evident in his extensive education, including a residency at Walter Reed Army Medical Center and a fellowship in Head and Neck Surgery and Facial Plastic and Reconstructive Surgery at prestigious institutions in New York.

With certifications from the American Board of Otolaryngology in Head and Neck Surgery, Dr. Casler’s expertise is not only in treating challenging conditions but also in reconstructive surgery, ensuring patients regain their quality of life post-treatment. His contributions to military medicine are notable; he served as a consultant to the Army Surgeon General and remains active in committees focused on enhancing healthcare in military contexts. His excellence in patient care has been recognized with multiple awards, including from the Mayo Clinic, reflecting his unwavering dedication to his patients and the medical community.



Graduated School

George Washington University Medical School

Specialization School

Frequently Asked Questions

  • In which specialty does Dr. John D. Casler work?

    He works in the otorhinolaryngology department.

  • At which hospital does John D. Casler work?

    Dr. John works at - Mayo Clinic Florida.

  • What diseases is Dr. John in?

    Dr. John specializes in diseases and treatments such as head and neck tumors, thyroid and parathyroid tumors and skull-based tumors, complex head and neck reconstruction.

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