Alex Polotsky, M.D., M.Sc., FACOG, earned his medical degree from the Albert Einstein College of Medicine in Bronx, New York. At first, he had a strong interest in becoming a general internal medicine doctor. But it was during his clinical rotations that he was exposed to reproductive endocrinology and infertility, and knew he wanted to dedicate his expertise to a narrow specialty where he is expected to be an expert in all aspects of fertility care rather than a broader field.Dr. Polotsky is board certified in obstetrics and gynecology as well as reproductive endocrinology and infertility (REI). He is a board examiner for REI with the American Board of Obstetricians and Gynecologists (ABOG). His passion for REI stems from the field’s unique combination of medical management and surgical procedures along with the importance of psychological care for patients.Beyond treating patients for infertility, Dr. Polotsky is actively involved in research. Key research focuses include the reproductive epidemiology and predictors of IVF success and connections between obesity and infertility as well as male infertility. Dr. Polotsky is highly rated in 3 conditions, according to our data. His top areas of expertise are Infertility, Ectopic Pregnancy, Menopause, and Asherman Syndrome.

Cassandra Roeca, M.D., earned her medical degree from the University of Colorado School of Medicine. She then started her postdoctoral training at Harvard Medical School, Brigham and Women’s Hospital/Massachusetts General Hospital to complete residency in Obstetrics and Gynecology. It was there that Dr. Roeca was awarded the Eman and Goldstein Pediatric Gynecology Award. A Colorado native, Dr. Roeca returned to the University of Colorado School of Medicine, Anschutz Medical Campus where she completed her fellowship in Reproductive Endocrinology and Infertility (REI).Dr. Roeca is board certified in obstetrics and gynecology and reproductive endocrinology and infertility. Dr. Roeca is passionate about fertility preservation in patients with cancer or medical diagnoses that place them at risk of infertility. Dr. Roeca is interested in researching solutions to help patients overcome infertility hurdles and fulfill their dreams of having a healthy baby. She is also an advocate for improving access to fertility services. Dr. Roeca is highly rated in 2 conditions, according to our data. Her top areas of expertise are Infertility, Asherman Syndrome, Endometrial Polyps, Sertoli Cell-Only Syndrome, and Hysterectomy.

Randi Mcvay is an Obstetrics and Gynecologist in Parker, Colorado. Her top areas of expertise are Vitiligo and Female Genital Sores.

Marsha Guess is an Obstetrics and Gynecologist in Lone Tree, Colorado. Dr. Guess is highly rated in 7 conditions, according to our data. Her top areas of expertise are Urinary Incontinence, Frequent or Urgent Urination, Stress Urinary Incontinence, Hemorrhoidectomy, and Hysterectomy.

Nanette Santoro, M.D., completed her medical training in the 6-year B.S.-M.D. program at Rensselaer Polytechnic Institute and Albany Medical College, followed by residency at Beth Israel Medical Center in New York City and a fellowship in Reproductive Endocrinology at Massachusetts General Hospital, where she remained on faculty for 3 years prior to joining the faculty at New Jersey Medical School in 1988. She helped recruit talent to make the University of Colorado’s Department of OB/GYN #8 in the country for NIH funding in 2017. Over the course of her career thus far, Dr. Santoro has personally mentored over 100 students, residents, postdoctoral fellows, and junior faculty, many of whom have gone on to illustrious academic careers. An accomplished researcher, Dr. Santoro’s current exploration involves treatment of menopausal symptoms in women, understanding the mechanisms by which obesity causes relative infertility in women, participating in clinical trials in reproductive medicine, and research training of OB/GYNs and reproductive endocrinologists. Dr. Santoro worked closely with the former CU ARM laboratory, which specialized in the development and measurement of reproductive hormones using state-of-the-art methodologies. Dr. Santoro has developed techniques to perform field studies that allow for daily hormone assessments without the inconvenience of blood drawing by using urine sampling. She is past Chair of the Steering Committee for the Reproductive Medicine Network, and current principal investigator with the CONFIRM network, both NIH-funded clinical trial networks devoted to the study of problems in human reproduction. In addition to her extensive research, Dr. Santoro has authored over 300 peer-reviewed scientific publications and edited four books. Additionally, Dr. Santoro has held leadership positions with numerous professional organizations and is currently President-Elect of the Society for Reproductive Investigation. Among Dr. Santoro’s decorated career of achievements, she was elected to the National Academy of Medicine in 2018. Dr. Santoro has been named a Castle Connelly “Best Doctor” and “Best Doctor in America” as well as a “Best Doctor” by New York Magazine and “Top Doc” by 5280 Magazine. Dr. Santoro sees SGF Colorado patients at the Denver office, while also maintaining her position at CU treating women for complex menopause management. Dr. Santoro will continue to provide training to the University of Colorado Reproductive Endocrinology and Infertility fellowship program. Dr. Santoro is highly rated in 7 conditions, according to our data. Her top areas of expertise are Menopause, Infertility, Ovarian Cysts, Hormone Replacement Therapy (HRT), and Oophorectomy.

Susanna Choi is an Obstetrics and Gynecologist in Parker, Colorado. Dr. Choi is highly rated in 3 conditions, according to our data. Her top areas of expertise are Premenstrual Syndrome, Breast Infection, Fibrocystic Breast Disease, and Painful Menstrual Periods.

Leslie Scariano is an Obstetrics and Gynecologist in Englewood, Colorado. Dr. Scariano is highly rated in 1 condition, according to our data. Her top areas of expertise are Menopause, Hormone Replacement Therapy (HRT), and Salpingo-Oophorectomy. Dr. Scariano is currently accepting new patients.

Vandna Jerath is an Obstetrics and Gynecologist in Parker, Colorado. Dr. Jerath is currently accepting new patients.

Deborah Smith is an Obstetrics and Gynecologist in Englewood, Colorado. Dr. Smith is currently accepting new patients.

Kristrun Kristinsdottir is an Obstetrics and Gynecologist in Parker, Colorado. Dr. Kristinsdottir is currently accepting new patients.

Dr. Peralto born and raised in Hilo, Hawaii. She earned a bachelor's degree in biology from University of Hawaii at Hilo, followed by a post baccalaureate in chemistry from Sonoma State University in Rohnert Park, California. Dr. Peralto earned a medical degree from the University of Hawaii at Manoa’s John A. Burns School of Medicine. She completed an obstetrics & gynecology residency at the University of Colorado-Denver, and she is board certified in obstetrics & gynecology.“Medicine allows me to have balance in both the science and art of the human body. As a physician, I am privileged to be a part of my patients' lives which creates a unique bond and connection. All the while, I am able to help people live healthier! I firmly believe in providing compassionate care and education, which in turn empowers my patients to take an active role in their health.”Dr. Peralto’s clinical interests include wellness and nutrition, routine and complex pregnancy care, and minimally invasive gynecologic surgery.When she is not at work, Dr. Peralto enjoys running, yoga, hiking, listening to music, and reading. Her top areas of expertise are Vaginal Bleeding in Pregnancy and Preeclampsia.

Ivy L. Lersten, M.D., is board certified in obstetrics and gynecology (OB/GYN) and board eligible in reproductive endocrinology and infertility (REI). Dr. Lersten earned her medical degree at the University of Iowa Carver College of Medicine, graduating in the research distinction track. She then completed her residency in OB/GYN at the University of Colorado School of Medicine, Anschutz Medical Campus in Aurora, Colorado where she was also an education chief resident. She stayed at the University of Colorado to complete her REI fellowship. As an avid researcher, Dr. Lersten received ASRM’s Fertility Preservation Special Interest Group Prize Paper Award for her work on fertility preservation. The award-winning study, Ovarian Response and Anti-Mullerian Hormone in Fertility Preservation Versus Elective Oocyte Cryopreservation Cycles, concluded that patients with a recent cancer diagnosis can expect comparable results from fertility preservation treatment to those who are undergoing elective egg-freezing. She is interested in ovarian biology and furthered her knowledge studying ways to optimize ovarian tissue cryopreservation in fellowship which culminated in an international oral presentation at the Society of Reproductive Investigation. Dr. Lersten is a member of the American College of Obstetricians and Gynecologists (ACOG), the American Society for Reproductive Medicine (ASRM), and the Society for Reproductive Endocrinology and Infertility (SREI). Always ready to listen, provide options, and educate her patients, Dr. Lersten provides care at SGF Colorado’s Denver location. In her spare time, she enjoys playing tennis, cheering on Arsenal, and cooking. Dr. L Lersten is highly rated in 1 condition, according to our data. Her top areas of expertise are Infertility, Endometrial Polyps, Sertoli Cell-Only Syndrome, and Asherman Syndrome.

Patricia Fahey is a primary care provider, practicing in Obstetrics and Gynecologist in Parker, Colorado. Her top areas of expertise are Juvenile Temporal Arteritis, Giant Cell Arteritis (GCA), Temporal Arteritis, and Necrotizing Vasculitis.

Oscar Aguirre is an Obstetrics and Gynecologist in Parker, Colorado. His top areas of expertise are Uterine Prolapse, Rectocele, Acute Cystitis, and Stress Urinary Incontinence. Dr. Aguirre is currently accepting new patients.

Sunmee Lee is an Obstetrics and Gynecologist in Parker, Colorado. Her top areas of expertise are Vulvovaginitis, Pelvic Inflammatory Disease, and Galactocoele.

Megan Woodman is an Obstetrics and Gynecologist in Parker, Colorado. Her top area of expertise is Cervical Polyps.

Tara Wiebe is an Obstetrics and Gynecologist in Parker, Colorado. Her top areas of expertise are Endometrial Polyps, Vaginal Bleeding Between Periods, and Endometrial Cancer.

Erin Drake is an Obstetrics and Gynecologist in Parker, Colorado. Her top area of expertise is Postpartum Depression.

Michele Mcgould is an Obstetrics and Gynecologist in Parker, Colorado. Her top areas of expertise are Ovarian Cysts, Neonatal Ovarian Cyst, Vitiligo, and Female Genital Sores.

Ann Granadillo is an Obstetrics and Gynecologist in Parker, Colorado. Her top areas of expertise are Ovarian Cysts, Neonatal Ovarian Cyst, Angiomyoma, and Uterine Fibroids.

Wayne Furr is an Obstetrics and Gynecologist in Lone Tree, Colorado. His top areas of expertise are Neonatal Ovarian Cyst, Ovarian Cysts, and Vaginal Bleeding Between Periods. Dr. Furr is currently accepting new patients.

Grace Holub is an Obstetrics and Gynecologist in Englewood, Colorado. Her top area of expertise is Hormone Replacement Therapy (HRT). Dr. Holub is currently accepting new patients.

Kevin Davis is an Obstetrics and Gynecologist in Englewood, Colorado. Dr. Davis is highly rated in 12 conditions, according to our data. His top areas of expertise are Testicular Yolk Sac Tumor, Ovarian Carcinosarcoma, Virilizing Ovarian Tumor, Oophorectomy, and Salpingo-Oophorectomy.

Michael Moore is an Obstetrics and Gynecologist in Greenwood Village, Colorado. Dr. Moore is highly rated in 9 conditions, according to our data. His top areas of expertise are Painful Menstrual Periods, Hydrocele, Pelvic Congestion Syndrome, Menorrhagia, and Intrauterine Device Insertion. Dr. Moore is currently accepting new patients.

Aimee Ferrandino is an Obstetrics and Gynecologist in Littleton, Colorado. Dr. Ferrandino is highly rated in 3 conditions, according to our data. Her top areas of expertise are Endometrial Polyps, Asherman Syndrome, Vaginal Bleeding Between Periods, and Infertility. Dr. Ferrandino is currently accepting new patients.