Department of Pathology, Microbiology, and Immunology

Advancement Review Board

Gail Baxter, MMHC, MT (ASCP)
Coagulation Lab

Pam Foster, MT (AMT)
Microbiology Lab

Bruce Greig, MT(ASCP), CCy
Immunopathology & Hematopathology Labs

Holly Irby, MLS (ASCP)CM - Co-Chair
Medical Laboratory Science Program

Susan Sefers, MLS(ASCP) - Co-Chair
Molecular Infectious Diseases Lab

Craig Self, BS, HTL (ASCP)
Histology & Immunohistochemistry Lab

Stephanie Sephel, MS, MT(ASCP)SBB
Transfusion Medicine Lab

Charles Sisk, BSMT (ASCP)
Chemistry Lab

Patti Walton, MHSA, MT (ASCP)
Laboratory Administrative Director
Williamson Medical Center

Kim Akers
Human Resources

Diagnostic Laboratories  


Professional Advancement Ladder (PAL)


To promote, support, recognize and reward employees who grow within their professional roles as defined within the context of the VUMC culture and their profession.


  1. To empower staff to take ownership of their professional development.
  2. To afford staff opportunities for increased participation and leadership within the VUMC Diagnostic Laboratories by setting explicit criteria for promotion.
  3. To offer a model for professional staff to utilize at all stages of career development.
  4. To establish consistent expectations for professional staff across programs in the Medical Center.
  5. To recognize and reward laboratory professionals for excellence in clinical practice and customer service.
  6. To create career growth and opportunities for laboratory professionals.
  7. Increase employee satisfaction and retention and decrease turnover within the lab.
  8. Increase employee morale and engagement.
  9. Decrease operational costs by improving inefficiencies and enhance quality of services.
  10. Improve patient satisfaction.