Dr. James Simon

Dr. Simon is a D.C.-based physician providing patient-focused care for women across the reproductive life cycle, from adolescence to childbirth, and through the menopause transition. His unique approach to care encourages women to be a part of their own wellness, disease prevention, treatment and recovery; and through his renowned clinical research efforts, he offers one-of-a-kind opportunities for patients to experience the latest innovations in women’s sexual health.

Dr. Simon’s research interests include clinical management of peri- and postmenopausal women, female sexual dysfunction, osteoporosis, clinical densitometry, contraception and reproductive endocrinology. He has served as principal investigator on more than 300 clinical trials, research grants and scholarships in the area of women’s health, with support from such noted institutions as the National Institutes of Health, the American Heart Association and the U.S. Environmental Protection Agency.

Dr. Simon earned his bachelor’s degree from Washington University in St. Louis and his medical degree from Rush Medical College in Chicago. He completed an internship and residency in obstetrics and gynecology at The George Washington University Hospital and a fellowship in endocrinology and infertility at Harbor-University of California, Los Angeles Medical Center. He currently serves as a clinical professor of obstetrics and gynecology at The George Washington University School of Medicine.

Dr. Simon’s work has been published extensively, and he is an active contributor to numerous medical and scientific periodicals. In 2001, he co-authored the book “Restore Yourself: A Woman’s Guide to Reviving Her Sexual Desire and Passion for Life,” and in 2012, he was featured in the film “Hot Flash Havoc.” He is a past president of the North American Menopause Society and the Washington Gynecological Society, and currently is the President of the International Society for Study of Women’s Sexual Health. Dr. Simon has consistently been ranked as a top doctor nationally and internationally.

Lucy Treene

Lucy Davies Treene, a certified Physician Assistant, has helped women through infertility treatment and by addressing sexual health issues across the reproductive spectrum for more than 20 years. She has been an integral part of Dr. James A. Simon’s care team since 1996.

Lucy’s passion is helping women from first to last menstrual period, all while promoting psychological well-being and restoring a full lifestyle that includes a healthy sexual life. She takes the time for patients who want to address the most intimate women’s health issues with compassion and offers leading-edge knowledge of the latest therapeutic options. Her patients range in age from adolescence to post-menopausal.

A preeminent leader in the treatment of vulvodynia, she follows the most current vulvodynia advanced treatments and protocols. Lucy is a trusted medical health provider across the women’s health spectrum. She specializes in adolescent counseling and hormonal balancing, including conception, and pre- and post-menopausal conditions.

Her professional expertise includes:

Lucy earned her Masters of Science in Health Sciences from George Washington University School of Medicine and Health Sciences, and became certified as a Physician Assistant in 1999. She co-authored a paper on the Effectiveness of Interferon Therapy for the Treatment of Vulvar Vestibulitis, which was presented at the International Society for the Study of Vulvovaginal Disease’s World Congress in 1999.

Lucy enjoys spending time with her husband and two children hiking in the mountains of Virginia. In addition, she is passionate about her continuing medical mission work in Kenya, educating and helping women address sexual health issues.

Carol J. Mack

Carol J. Mack, a certified Physician Assistant, has worked with Dr. James A. Simon since 2000. She offers patients her breadth and depth of knowledge with a focused attention that is harder to find in larger practices. Providing compassionate care is what matters most to Carol.

Currently she is working to help mitigate issues related to uterine fibroids with a clinical study to treat fibroids. This painful condition is treatable with a non-surgical oral medication. Additionally, Carol is also working on a clinical study for endometriosis, a painful condition of the lining of the uterus.

Carol specializes in treatment and management of gynecologic disorders including:

  • Infertility Evaluation and Treatment
  • Uterine Fibroids
  • Endometriosis
  • Sexually Transmitted Infections


Carol graduated in 2000 from George Washington University School of Medicine and Health Sciences with dual Masters Degrees. She holds a Master of Science in Health Sciences and a Master’s of Science in Public Health with a focus on Community-Oriented Medicine. She became certified as a Physician Assistant in 2000.

When not at the office she likes to go mountain climbing.

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