CU Division of Reproductive Endocrinology and Infertility

The University of Colorado Division of Reproductive Endocrinology and Infertility (REI) is a comprehensively skilled team of experts, committed to meeting each patient’s unique fertility needs through a full range of patient care and through advancing both education and research in the area of reproductive medicine. We specialize in the evaluation and treatment of infertility and reproductive disorders, providing personalized care ranging from basic infertility treatment to the most advanced in vitro fertilization technologies available. All of our faculty physicians have completed formal fellowship training in reproductive endocrinology and infertility. Each is board certified in obstetrics and gynecology and board certified or eligible for board certification in the subspecialty of reproductive endocrinology and infertility.

Our division's faculty members practice out of the Shady Grove Fertility clinics in Greenwood Village and the Colorado Springs location in Briargate. It is our mission to provide the finest in Reproductive Endocrinology and Infertility care in a compassionate and professional environment.
Our faculty have a mission of advancing the reproductive endocrinology and infertility field through the education of current and future women’s health physicians and researchers. We are dedicated to the training of medical students and residents, and have an established Reproductive Endocrinology and Infertility (REI) Fellowship where we will train the next generation of reproductive medicine specialists.

Division of Reproductive Endocrinology and Infertility Education Mission



Learn more about our fellowship program:

The REI Division is dedicated to the education and empowerment of the infertility community through our involvement in local and national associations, awareness campaigns and advocacy for infertility policy changes that can improve patient access to treatment.

Division of Reproductive Endocrinology and Infertility Community Impact Mission


Contact Info

Olivia Castillo
Division Manager
12700 East 19th Avenue
Room 3000D, MS 8613
Aurora, CO 80045

Phone: (303) 724-4144



Clinic Info

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