Sherri Flax, MD, FCAP, FASCP
Medical Director
Unit Director, UF Health Pathology Laboratories Core Lab


A native of North Carolina, Sherri Flax, MD, earned her undergraduate degree at Guilford College. She later obtained her medical degree from the University of North Carolina at Chapel Hill, where she also completed her residency in pathology and fellowship in immunopathology with J. Charles Jennette, MD. Dr. Flax then completed a fellowship in hematopathology at St. Jude Children’s Research Hospital in Memphis, Tennessee.

Prior to joining the University of Florida, Dr. Flax was a faculty member at the University of Tennessee in Memphis. She has more than two decades of experience as a medical director for a variety of clinical laboratories, including:

  • Chemistry
  • Hematology
  • Coagulation
  • Toxicology
  • Flow cytometry
  • Transfusion medicine
  • Microbiology
  • Molecular laboratories

Dr. Flax has been a director of surgical pathology with expertise in hematopathology and renal pathology throughout her career, and she has extensive experience in point-of-care testing.

She has also received teaching awards from medical students, residents and a fellowship. One such award, the University of Tennessee’s Chancellor’s Distinguished Teaching Award, was given to Dr. Flax in recognition of her lifetime achievement in education.

Board certifications

  • Anatomic and clinical pathology
  • Hematology

Special interests

  • Laboratory management
  • Point-of-care testing

Jena Auerbach, DO
Associate Director

Jena Auerbach, DO, is board-certified in anatomic/clinical pathology and dermatopathology. She graduated from Arizona College of Osteopathic Medicine/Midwestern University. Dr. Auerbach later completed an anatomic and clinical pathology residency at Albert Einstein College of Medicine in the Bronx, New York. She continued her studies at Einstein and completed a dermatopathology fellowship. After working in a private practice for a number of years, Dr. Auerbach joined the faculty of the University of Florida Department of Pathology, Immunology and Laboratory Medicine as a dermatopathologist. Her interests include exploring methods for the improved and earlier detection of melanoma.

MIchael Joshi-Guske
Administrative Director