Dr. Marlin is a Pediatric Endocrinologist. She graduated from the Jordan University Medical School and completed her residency in pediatrics at Jordan University Hospital. Dr. Marlin then moved to Chicago to complete her fellowship in Pediatric Endocrinology at the University of Illinois Chicago in 1989.

She holds both the Jordanian Specialty Medicine Permanent License and the Jordanian General Medicine Permanent License.

Dr. Marlin completed her Jordanian Board as a diplomat in both Pediatric Endocrinology (since inception) and Pediatrics. She is a member in several committees and professional societies such as the Pediatric Endocrinology Fellowship Selection Committee, The American Endocrine Society, American Academy of Pediatrics, ISPAD and the Jordanian Society of Pediatrics.