Dalia Nessim


Dalia Nessim, MD

Title: Interim Department Chair

Department:Occupational and Environmental Medicine

Email: [email protected]



Dr. Nessim is the Interim Department Chair of the Occupational and Environmental Medicine Residency Program at the University of Texas Health Science Center at Tyler, TX. She joined the Occupational and Environmental Health Science Department at the UT Health Science Center at Tyler (UTHSCT) in September 2014 as an assistant professor. She has since participated in resident teaching, and clinical activities in the Occupational Health Clinic (OHC) and Eastman Chemical Company TXO, Longview TX.


She was the residency Associate Program Director July 2016-June 2017, and transitioned into the role of Program Director in July 2017. She came from a strong background in Occupational Medicine, as after receiving her M.D. from Ain Shams University, Cairo, Egypt, she worked in the field of occupational medicine in Cairo, Egypt for more than 10 years, before arriving to the USA. She completed her occupational medicine residency training and MPH Degree at the UT Health Science Center in Houston, TX in June 2014.


Dr. Nessim is board certified in occupational and environmental medicine, and is actively engaged as a resident preceptor in the OHC, an AOEC clinic, as well as Eastman Chemical Company. She’s a course instructor in the UTHSCT MPH Program, and supervises and mentors residents and MPH students in their research projects, Capstone and Practicum experiences. Her primary focus is building healthy work environments for rural and vulnerable populations. She serves on several of UTHSCT councils and committees, and is a TxCOEM (ACOEM Component) Delegate to ACOEM.

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