Dr. Davila-Arroyo graduated Cum Laude from the University of Puerto Rico, Rio Piedras Campus in 1999 with her Bachelor's Degree in General Science and subsequently earned her M.D. Degree with Magna Cum Laude Honors in the Caribbean in 2005.

Dr. Himara Davila completed her Internal Medicine residency with honors in 2009 from The Flushing Hospital Medical Center in New York, earning the "Outstanding Internal Medicine Resident Award". She earned the "Young Investigator Award" during her year of Diabetes and Obesity Research in 2010 at the University of Texas Medical Branch (UTMB). She completed her fellowship in Endocrinology, Diabetes, and Metabolism from 2009 to 2012 at UTMB, and was Chief Fellow during the last year of her fellowship. She joined The Endocrinology Division / Dept. of Internal Medicine at UTMB as an Assistant Professor from July 2012 to July 2016 and was chosen the Program Director for the Endocrinology Fellowship Program from 2015 to 2016.

Dr. Davila is board certified in Internal Medicine, Endocrinology, Diabetes and Metabolism. She is an active member of the American Association of Clinical Endocrinologist, and the National Lipid Association. Specializing in Diabetes and Obesity, Dr. Davila considers patient education her number one weapon when fighting diabetes, metabolic syndrome, and obesity. She enjoys bringing education to the community through public speaking and small outreach community service opportunities.

In her free time, Dr. Davila enjoys traveling, and spending time with her husband and daughter. She is a dedicated Endocrinologist who works to try to decrease risk for diabetes and its complications in the multiethnic population of Texas. Whenever the opportunity is given, she returns to the Caribbean in order to provide free public education service in local churches as well as rural local hospitals, to continue her battle against this beatable disease.