Dr. Timmons was born in South Carolina and raised primarily in Charlotte, North Carolina. He attended Davidson College in Davidson, NC, as an undergraduate, followed by the University of North Carolina at Chapel Hill in the M.D.-Ph.D. program, where he completed his doctoral dissertation under Dr. Neil Kirkman in the Division of Human Genetics and Metabolism. He completed a residency in Anatomic and Clinical Pathology at Northwestern Memorial Hospital in Chicago, and served as Chief Resident during his senior year. He then did a two year fellowship in Anatomic and Clinical Pediatric Pathology at The Children's Hospital in Denver under Dr. J. Bruce Beckwith.

Dr. Timmons joined the faculty of UT Southwestern Medical Center in 1988 in the Division of Pediatric Pathology, based at Children's Medical Center Dallas, where he participates in the service activities of the Surgical Pathology, Hematopathology, and Autopsy services. He is active on the Medical Staff of Children's, having served as Secretary of the Medical Staff and chair of the Transfusion, By-Laws, and Medical Records Committees.  He was recognized in 2001 for leading a task force that rewrote the medical staff constitution. He also participates in the Perinatal Autopsy service at Parkland Memorial Hospital. He has been the recipient of three small-group teaching awards for pathology from UT Southwestern medical students.  Since 2002, he has served as Director of Resident and Fellow Education for the Department of Pathology and he serves on UT Southwestern's Graduate Medical Education Committee.

Dr. Timmons is active on the national scene in both pediatric pathology and graduate medical education. He is the Immediate Past Chair of the Program Directors Section of the Association of Pathology Chairs, which is the national organization of pathology residency directors, and is active on the APC's Working Groups on Autopsy and on Entrustable Professional Activities. He is Vice-Chair of the Review Committee for Pathology of the Accreditation Council for Graduate Medical Education, which accredits residency and fellowship programs, and is a member of the ACGME's Pathology Milestones Revision Working Group. Dr. Timmons is President-Elect of the Society for Pediatric Pathology, having previously served as Treasurer, Secretary, Councilor-at-Large, and a member of the Education, Abstract, Practice and Long-Term Planning Committees, Chair of the Slide Survey Subcommittee and of the Fellowship Committee. He has been the recipient of two Presidential Awards for Meritorious Service from the SPP:  one on 2018 for his service as Secretary and Treasurer and one in 2012 for his activities as Fellowship Committee Chair, which included the initial implementation of the ASCP Pediatric Pathology In-Service Examination. In that initiative, he also was the SPP's liaison on the Resident In-Service Examination Committee of the American Society for Clinical Pathology.  He serves on the American Board of Pathology's Test Development and Assessment Committee for Pediatric Pathology, which prepares questions for certification examinations.  He is also a member of the Graduate Medical Education Committee of the College of American Pathologists and was the 2017 recipient of the Resident Advocate Award from the College of American Pathologists.


Medical School
University of North Carolina School of Medicine, Chapel Hill (1977)
University of North Carolina Chapel Hill (1982)
Northwestern University Medical Center (1983), Pathology
Northwestern University Medical Center (1985), Pathology
Children's Hospital of Denver (1988), Pediatric Pathology

Research Interest

  • Genetic analysis of hemoglobinopathies
  • Graduate medical education in Pathology
  • Pathology of pediatric tumors


Featured Publications LegendFeatured Publications

Targeted MAPK Pathway Inhibitors in Patients With Disseminated Pilocytic Astrocytomas.
Drobysheva A, Klesse LJ, Bowers DC, Rajaram V, Rakheja D, Timmons CF, Wang J, Koral K, Gargan L, Ramos E, Park JY J Natl Compr Canc Netw 2017 Aug 15 8 978-982
Pediatric Pathology Fellowship Recruitment-Report of a Survey Conducted by Fellowship Committee of Society for Pediatric Pathology.
Singh V, Eldin K, Timmons C, Bush J, Rabah R Pediatr. Dev. Pathol. 2017 Jan 1093526617722905
Application of a standardized screening protocol for diagnosis of invasive mold infections in children with hematologic malignancies.
Cohn SM, Pokala HR, Siegel JD, McClay JE, Leonard D, Kwon J, Timmons CF, Winick NJ Support Care Cancer 2016 Aug
The Pathologist Pipeline: Implications of Changes for Programs and Post-Sophomore Fellowships-Program Directors' Section Perspective.
Naritoku WY, Timmons CF Acad Pathol 2016 Jan-Dec 3 2374289516646117

Honors & Awards

  • Society for Pediatric Pathology
    Presidential Award for Meritorious Service and Leadership (2018)
  • College of American Pathologists
    Resident Advocate Award (2017)
  • Society for Pediatric Pathology
    Presidential Award for Meritorious Service and Leadership (2012)
  • Medical Student Teaching Award
    MSII Pathology Course - Small group teaching (2006)
  • Medical Student Teaching Award
    MSII Pathology Course - Small group teaching (2004)
  • Medical Student Teaching Award
    MSII Pathology Course - Small group teaching (2002)

Professional Associations/Affiliations

  • American Board of Pathology (2015)
  • Accreditation Council for Graduate Medical Education (2013)
  • American Society for Pediatric Hematology and Oncology (2009)
  • Association of Pathology Chairs - Program Directors Section (2002)
  • American Society for Clinical Pathology (1989)
  • College of American Pathologists (1989)
  • U.S. & Canadian Academy of Pathology (1989)
  • Society for Pediatric Pathology (1986)
  • American Society of Human Genetics (1980)