The Team

  • John Millns, MD

    Dr. John Millns was born in Toledo, Ohio but has been a resident of Florida since 1978. He completed his undergraduate studies at the University of Toledo. He received his medical degree from Ohio State University and trained at the Mayo Clinic in Rochester, MN. Dr. Millns is former clinical associate professor at the University of Florida. Dr. Millns is board certified in both Dermatology and Dermatopathology by the American Board of Dermatology and the American Board of Pathology, respectively.

    Dr. Millns served on the faculty at the University of South Florida and is presently a clinical associate professor of Dermatology at the University of Florida, College of Medicine. Author of numerous journal articles and book chapters, Dr. Millns has been active in numerous societies including the American Academy of Dermatology, the American and International Societies of Dermatopathology, the Florida Society of Dermatology and Dermatologic Surgery and the Florida Society of Dermatologic Surgeons.

    Dr. Millns is the director of Gulf Coast Dermatopathology Laboratory which was established in 1981 and services physicians throughout the Southeast.

    Dr. Millns continues to maintain strong academic ties and is active in teaching dermatopathology to students and residents.

  • Mark Cappel, MD

    Dr. Mark Cappel was born and raised in Monroe, Wisconsin. He completed his Bachelor of Science degree in Zoology and graduated Phi Beta Kappa at the University of Wisconsin in Madison. He earned his Doctor of Medicine and graduated Alpha Omega Alpha at the Pennsylvania State College of Medicine in Hershey. Following an Internship in Internal Medicine at the Medical College of Wisconsin in Milwaukee, Dr. Cappel completed his Dermatology Residency at Mayo Clinic in Jacksonville, Florida. He then completed a Dermatopathology Fellowship at Mayo Clinic in Rochester, Minnesota. Dr. Cappel is board certified in Dermatology by the American Board of Dermatology and Board Certified in Dermatopathology by the American Board of Dermatology and the American Board of Pathology.

    Dr. Cappel served as a Staff member in the Department of Dermatology at Mayo Clinic from 2009-2018 and as an Assistant Professor in the Mayo Clinic College of Medicine. He has a dedicated interest in teaching and education and was previously the Dermatology Residency Program Director at Mayo Clinic in Jacksonville, Florida.

    Dr. Cappel enjoys life-long learning and has given numerous dermatology and dermatopathology meeting presentations both nationally and internationally. He has published over 30 peer-reviewed medical journal articles on a wide range of dermatologic topics which are cited on PubMed.

    Now as a full-time dermatopathologist at Gulf Coast Dermatopathology Laboratory, Dr. Cappel continues to enjoy building on the foundational skills of clinical-pathologic correlation in providing a high-quality dermatopathology service for the dermatology providers and patients in the region.

  • Mustafa Mohammad, MD

    Dr. Mustafa Mohammad was born and raised in Columbia, Missouri. He attended the University of Missouri where he earned his Bachelor of Science in Biological Science and graduated magna cum laude, Phi Beta Kappa and with departmental honors. He attended Tufts University School of Medicine before completing his Anatomic and Clinical Pathology Residency at the University of Vermont Medical Center, where he served as Chief Resident. During residency, he placed 1st in the Annual Duel in Dermatopathology at The American Society of Dermatopathology Annual Meeting. Dr. Mohammad returned to Boston, Massachusetts to complete his dermatopathology fellowship in a joint program with Tufts Medical Center and Inform Diagnostics. Dr. Mohammad is Board Certified in Dermatopathology, Anatomic and Clinical Pathology by the American Board of Pathology. He is active in the pathology and dermatopathology community, serving on the American Society of Dermatopathology Social Media Ad Hoc Subcommittee while also previously serving on the Political Action Committee for the College of American Pathologists.

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8:00 am-6:30 pm


8:00 am-6:30 pm


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