hers medical advisors

Katherine Gregory MD
Advisor, Women's Health

Dr. Katherine Gregory has been practicing Gynecology in San Francisco since 1995.  She received her undergraduate degree from UC Berkeley and medical degree from UC Davis.  She trained in Obstetrics and Gynecology at Beth Israel Hospital, Harvard Medical School, after which she obtained a degree of Master of Public Health at the Harvard School of Public Health.  Dr. Gregory practiced Obstetrics and Gynecology for 12 years with a group practice. In 2007, she started San Francisco Gynecology, a solo general gynecology practice in downtown San Francisco.  Dr. Gregory is active in several professional organizations, including the American Congress of Obstetrics and Gynecology, Pacific Coast OBGYN Society, and the San Francisco OBGYN Society. She is a member of the Board of Directors of the Brown and Toland Medical Group and the Physician Reimbursement Fund.  Dr. Gregory has a particular interest in expanding the role of health care technology to deliver more efficient and higher quality health care to patients. She has developed her own personal health information application, Healthprint, which she uses in her practice for her patients.


Leah S. Millheiser, MD, FACOG
Advisor, Women's Sexual Health

Dr. Leah S. Millheiser is the Chief Medical Officer of Sprout Pharmaceuticals, maker of Addyi, the first FDA-approved drug for the treatment of generalized, acquired Hypoactive Sexual Desire Disorder in premenopausal women. She is also a Clinical Assistant Professor and the Director of the Female Sexual Medicine Program in the Department of Obstetrics and Gynecology at Stanford University Medical Center in Stanford, CA.

Dr. Millheiser is an OB/GYN who has devoted her career to researching and treating all aspects of female sexual health. She has a particular interest in the sexual wellness of cancer survivors. In her gynecology practice, she takes care of women across the lifespan, from adolescence to menopause and beyond. She has served as the principal investigator for many clinical trials in the area of women’s sexual health and has authored numerous publications on female sexual dysfunction for peer-reviewed journals and textbooks. At Stanford, she has been a mentor for medical students, residents, and PhD students interested in women’s sexual health. She has served as the Education Chair for the International Society for the Study of Women’s Sexual Health (ISSWSH) and was a past member of the ISSWSH Board of Directors. She is also a member of the International Consultation on Sexual Medicine. Dr. Millheiser is frequently invited to lecture, both nationally and internationally and serves as a women’s health expert for various television, online, and print media outlets.

For the past 12 years, Dr. Millheiser has worked with medical device and pharmaceutical companies in varying capacities, from consultant to Scientific Advisory Board Member. As the Chief Scientific Officer of Nuelle, Dr. Millheiser was responsible for the development of Nuelle’s highly regarded scientific program. Research on Fiera, an over-the-counter product, has been presented at several prestigious meetings, including the American College of Obstetricians and Gynecologists (ACOG), the North American Menopause Society (NAMS), and the International Society for the Study of Women’s Sexual Health (ISSWSH). The proof-of-concept study on Fiera will be published in the November edition of the peer-reviewed journal, Menopause. As a result of the all the evidence-based data that has been amassed, Fiera has gained the endorsement of the clinical community and is frequently recommended as the only consumer device that is scientifically proven to enhance a woman’s sexual desire. Dr. Millheiser also served as the co-creator of the Legalize V campaign, which received national media attention, including a segment on CBS’s The Doctors. The purpose of the campaign was to bring awareness to the issue of censorship in the media, specifically as it relates to the use of proper terminology for female genital anatomy. The campaign highlighted the wide-ranging negative effects that this type of censorship has on women’s overall health.

Dr. Millheiser holds a B.A. from Columbia University and an M.D. from Northwestern University. After completing her residency in Obstetrics and Gynecology at Stanford University, she became the recipient of the prestigious Women’s Reproductive Health Research Scholarship (K12 award) from the NIH. This provided her with the opportunity to do novel research on the specific patterns of brain activation and sexual response among women with Hypoactive Sexual Desire Disorder. Her groundbreaking findings were published in the journal, Neuroscience.


Dr. Susan Kellogg Spadt PhD, NP
Advisor, Women's Sexual Health

Dr. Susan Kellogg Spadt, PhD, CRNP, IF, FCST is the Director of Female Sexual Medicine at the Center for Pelvic Medicine. Member of the editorial board of The Journal of Sexual Medicine. Dr. Kellogg was the former co-founder and Director of the Pelvic and Sexual Health Institute in Philadelphia. Dr. Kellogg is a nationally recognized expert in pelvic and vulvar pain and sexual dysfunction. Patients come from Philadelphia, the Tri-state area and from across the United States for her expertise. She performs direct patient care and consultative services as a vulvar specialist, sexual dysfunction clinician and therapist. Dr. Susan Kellogg Spadt is Professor of OB/GYN at Drexel University College of Medicine; Professor of Human Sexuality at Widener University; Assistant Professor at Rutgers Robert Wood Johnson Medical School, and Clinical Associate Faculty at the University of Pennsylvania and Thomas Jefferson University. She is a certified sexuality therapist and educator and is a Fellow of the International Society for the Study of Women’s Sexual Health.

Dr. Susan Kellogg Spadt has authored/coauthored two books, 15 book chapters, more than 75 peer reviewed articles, and has been a featured columnist in Women’s Health Care, The Female Patient, Contemporary Sexuality, and The New York Times. Dr. Susan Kellogg Spadt speaks internationally on genital health and human sexuality, and has been featured in popular venues, including: The Today Show, 20/20, CNN, Cosmopolitan, Discovery Channel and WebMD.


Sara Perkins (Harcharik) MD
Advisor, Dermatology

I am an instructor in the Department of Dermatology at Yale University. My clinical interests including pigmented lesions, melanoma and skin cancer screening, as well as photoaging. I also have a particular interest in medical education and regularly teach dermatology residents, internal medicine residents and medical students. Outside of medicine I spend time with my husband and 2 year old daughter, who keeps us on our toes!


Stanley E. Althof, Ph.D
Advisor, Sexual Health

Stanley E. Althof, Ph.D., is Executive Director of the Center for Marital and Sexual Health of South Florida and Professor Emeritus at Case Western Reserve University School of Medicine. He and his two former partners were the 2005 recipients of the prestigious Masters and Johnson Lifetime Achievement Award.

Dr. Althof is Past-President of the International Society for the Study of Women’s Sexual Health (ISSWSH), Past-President of the Society for Sex Therapy and Research (SSTAR) and the Tri-State Group Psychotherapy Society. He was a Board Member of the International Society for Sexual Medicine and a Committee Chairperson of the Sexual Medicine Society of North America.

Dr. Althof has been instrumental in the development of sex therapy as a sub-specialty area. He has been in practice for over 30 years and specializes in treating men, women and couples with sexual and relationship problems.

In addition to clinical practice, Dr. Althof is an internationally recognized researcher and scientist. His research focuses on the psychosocial aspects of sexual dysfunction and its impact on men, women, and couples. He is the author of over 150 peer reviewed publications and has contributed numerous chapters to leading textbooks in psychiatry, urology, and sex therapy. He is a highly sought after lecturer and travels extensively both internationally and within the United States to present his research findings.

From 2014-2016 Dr. Althof was an Associate Editor for the Journal of Sexual Medicine. He is also the Associate Editor of two books- Handbook of Clinical Sexuality for Mental Health Professionals and Male and Female Sexual Dysfunction.

Dr. Althof received his Ph.D. in clinical psychology from Oklahoma State University in Stillwater, Oklahoma. He completed an internship in clinical psychology at University Hospitals of Cleveland, which was followed by additional postgraduate work at the Menninger Foundation in Topeka, Kansas.


Justin M. Ko, MD MBA
Advisor, Dermatology

Dr. Ko joined Stanford Medicine in 2012 and serves as Medical Director and Chief of Medical Dermatology for Stanford Health Care. He is active in a number of leadership roles within the organization, and is intimately involved in various strategic and operational initiatives at SHC. 

Dr. Ko spearheads efforts around community outreach, screening and digital health. His passion for early cancer detection improving care delivery drives his efforts and collaborations to leverage advances in machine learning and artifical intellegence to increase the breadth of populations that can be reached. Some of this work is featured in Nature; more details can be found here: http://cs.stanford.edu/people/esteva/nature/. Further, he developed and runs a virtual teledermatology care delivery program at SHC; providing virtual visits for established patients and remote consultations for providers within the Stanford network. He welcomes opportunities to discuss and collaborate in these areas of investigation.

Dr. Ko has also been driven to find new treatments for alopecia areata, an immune-mediated condition that can progress to total hair loss. He and his team recently completed a seminal study that has help to spur further trials investigating the potential of novel agents in treating alopecia areata: https://insight.jci.org/articles/view/89776 For more information on ongoing clinical trials, please email: alopeciatrials@stanford.edu. Dr. Ko sits on the clinical research advisory board of the National Alopecia Areata Foundation. 

He graduated magna cum laude from Harvard University and worked in investment banking; mergers and acquisitions at JP Morgan before going on to earn a combined medical and business degree at Tufts University. During medical school, he was a member of the Alpha Omega Alpha honor society. Dr. Ko then performed his residency at the Harvard Combined Dermatology Residency Training Program where he served as chief resident in his final year. He is board certified in dermatology by the American Board of Dermatology.


Arash Mostaghimi, MD MPA MPH
Advisor, Dermatology

I am an assistant professor of dermatology, director of the inpatient dermatology consult service, and co-director of the Complex Medical Dermatology Fellowship at Brigham & Women’s Hospital.  My research focuses on understanding variations in dermatologic care and improving care delivery to optimize resource utilization, encourage patient autonomy, and reduce disparities. My specific interests include (1) reducing unnecessary diagnostic testing and drug monitoring within dermatology, (2) understanding the interface between dermatology and other medical specialties, (3) determining best practices for the treatment of orphan dermatologic conditions, and (4) characterizing dermatologic practice patterns, utilization, and costs.

My daughter has alopecia areata, and a portion of my research is focused on understanding the epidemiology and clinical impact of this disease.  In addition I am involved in clinical trials focused on bringing innovative therapies for alopecia areata to patients who need them the most.


Ashley Tapscott MD
Advisor, Urology, Women's Sexual Health

Dr. Tapscott is a board certified urologic surgeon who is also fellowship trained in sexual dysfunction. She is one of the few physicians in the country specially trained to treat BOTH male and female sexual dysfunction. Her expertise includes erectile dysfunction, penile curvature, penile implants, low testosterone, low libido, sexual arousal and orgasm disorders, urinary incontinence, and pelvic/sexual pain. Dr. Tapscott graduated from Virginia College of Osteopathic Medicine in 2007. She completed her urologic residency at Albert Einstein Medical Center. Dr. Tapscott then completed a fellowship in male and female sexual dysfunction, urologic prosthetics, and infertility at Cleveland Clinic under the guidance of Dr. Lawrence Hakim. She joined Carolina Urology Partners in 2013, practicing in the Lake Norman area. Dr. Tapscott’s subspecialty interests and clinical research have been nationally recognized in society meetings, journals and publications. She currently serves as on the editorial board of the Video Journal of Prosthetic Urology. She is also a current member of the Board of Directors of the Sexual Medicine Society of North America. She is also an active member of The American Urological Association, American Society of Women in Urology and International Society for the Study of Women’s Sexual Health. Her presentations have also taken Dr. Tapscott to the international stage to educate other physicians about her surgical skills and techniques to treat sexual dysfunction. She was among a select few chosen to present at the World Meeting on Sexual Medicine in 2018 in Lisbon, Portugal. Physicians from over 88 countries were in attendance. Due to her expertise, Dr. Tapscott is frequently asked to present and moderate sessions at meetings for The American Urological Association, The Sexual Medicine Society of North America, and The Annual Clinical Assembly of Osteopathic Surgeons.


Was this article helpful?
35 out of 59 found this helpful
Have more questions? Submit a request



Article is closed for comments.