Gretchen Johns

Gretchen Johns, M.D., is a physician and scientist affiliated with the Department of Laboratory Medicine and Pathology at Mayo Clinic in Jacksonville, Florida. She specializes in coagulation, hematology, and transfusion medicine, with certifications in Blood Banking/Transfusion Medicine and Clinical Pathology from the American Board of Pathology.

• Education: 1995 MD from Saint Louis University School of Medicine, 2002 Fellow in Transfusion Medicine at Emory University School of Medicine, and residencies in pathology and radiology.

Her research focuses on clinical applications in hematology, blood transfusion, and coagulation disorders. She has contributed to advancements in transfusion medicine and patient safety through leadership roles in clinical practice committees and laboratory compliance initiatives.

Dr. Johns is actively involved in professional organizations, including the American Society of Hematology, College of American Pathologists, and Mayo Alumni Association. She has held leadership positions as Team Leader and Alternate Chair in Mayo Clinic committees related to hematopathology and information management.

• Scientific Awards: Caring Physician Award Nominee (2008), Pathology Faculty of the Year (2002), Robert H. Felix Dean's Staff Award (1995), Herbert B. Taylor Pathology Award (1995), Janet M. Glasgow Memorial Achievement Citation (1993), Meritorious Award for Physical Diagnosis (1993).