Irmel Ayala,  MD

Hematology / Oncology

All Children's Specialty Physician

Work Address
601 5th St S Ste 302, Box 6580070202
St Petersburg, FL 33701


Dr. Ayala is the division chief of Hematology and director of the Hemophilia and Bleeding Disorders Treatment Center at Johns Hopkins All Children's Hospital. She also is the hematology leader of the Young Women Bleeding Disorders/Menorrhagia Clinic, which focuses on a multidisciplinary approach to bleeding symptoms in girls and young women. Dr. Ayala also is involved in the Immune Dysregulation Clinic, which evaluates patients with autoimmune cytopenias in a multidisciplinary approach.

Dr. Ayala joined the hospital in 2000 and is certified by the American Board of Pediatrics and the sub board of pediatric hematology/oncology. She was the chair of the Division of Hematology/Oncology between 2013-2017 and also served as interim director for the division between 2015-2016. Dr. Ayala's research experience includes multicenter national and international projects.

Dr. Ayala received her medical degree from the University of Puerto Rico School of Medicine, her residency training at the San Juan City Hospital in Puerto Rico and her fellowship training at the Emory University School of Medicine Division of Pediatric Hematology/Oncology. Dr. Ayala is a member of the American Society of Pediatric Hematology/Oncology and the Hemophilia and Thrombosis Research Society.

  • Board Certification
  • Education
    • Medical Education University of Puerto Rico School of Medicine~
      7/1/1982 - 6/1/1986
    • Internship San Juan Municipal Hospital
      07/01/1986 - 06/30/1987
    • Residency San Juan Municipal Hospital
      07/01/1987 - 06/30/1989
    • Fellowship Emory University School of Medicine~
      07/01/1990 - 06/30/1993
601 5th St S Ste 302, Box 6580070202
St Petersburg, FL 33701
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Phone: (727)767-4176 Fax: (727)767-4379