Dr. Mostello is a therapeutic optometrist who began her career as an optician in 1982. After receiving a Bachelor of Science Degree from Valparaiso University, she attended Indiana University's School of Optometry.
After graduation, she completed a Fellowship in Ocular Disease and Therapeutics with Commonwealth Eye Services in Lexington, Kentucky.
She is a long-time board member of the North Pasadena Business Association, an active member of Rotary International, and a Lifetime Member of the Houston Livestock Show and Rodeo for which she is a dedicated Committeeman.