Faculty
Stephen Carlson

Martin Gross

Sevann Helo

Sevann Helo M.D., is a urologist with specialty interest in male infertility and male sexual dysfunction. Her clinical focus includes:
- Expertise in management of complex male infertility cases
- Evaluation and management of male sexual dysfunction
- Coordination of care with the Reproductive Endocrinology and Infertility providers
- Evaluation and surgical management of chronic testicular pain
- Surgical management of benign testicular disorders
- Promoting each patient's understanding of disease and empowering patients to become partners in managing their health
In addition to her clinical activities, Dr. Helo is active in research and education, providing mentorship to residents and fellows. She authors expert content and publishes in high-impact scientific journals.
Victor Huwe

Victor Huwe, FNP-BC, is a Family Nurse Practitioner with over six years of clinical experience in men’s sexual health and primary care in New York City. His clinical practice focuses on the management of erectile dysfunction, testosterone deficiency, Peyronie’s disease, and male orgasmic disorder. He is dedicated to providing comprehensive, evidence-based care that integrates both medical and psychosocial aspects of men’s health. In addition to his clinical work, Victor serves as a mentor to doctoral nurse practitioner students at Columbia University, supporting the development of future advanced practice providers through clinical teaching and professional guidance. He proudly serves as a committee member on the SMSNA Advanced Practice Providers (APP) board, contributing to the advancement of sexual medicine and the broader APP community.
Mohit Khera

Mohit Khera, M.D., M.B.A., M.P.H. earned his undergraduate degree at Vanderbilt University. He subsequently earned his Masters Degree in Business Administration and his Masters Degree in Public Health from Boston University. He received his Medical Degree from The University of Texas Medical School at San Antonio and completed his Urology residency training in the Scott Department of Urology at Baylor College of Medicine. After finishing a six-year residency in Urology, he completed a one-year fellowship in Male Reproductive Medicine and Surgery. Currently a Professor in the Scott Department of Urology at Baylor College of Medicine, he specializes in male and female sexual dysfunction and hormone replacement therapy. Dr. Khera also serves as the Director of the Laboratory for Andrology Research, the Medical Director of the Baylor Executive Health Program and the Faculty Group Practice Medical Director of the Scott Department of Urology. Dr. Khera was also appointed the F. Brantley Scott Chair in Urology.
Dr. Khera has dedicated his clinical and research efforts to three main areas: testosterone, erectile dysfunction, and Peyronie’s disease. Soon after completing my fellowship he started the Laboratory for Andrology Research. His laboratory focuses on basic science research on testosterone and its effects on the prostate, stem cells to treat erectile dysfunction, the effects of finasteride on sexual function, and genetic markers of hypogonadism. In his laboratory he has had the opportunity to train many residents and research fellows. In addition to his basic science research, he has initiated numerous FDA approved clinical trials. His basic science and clinic experiences have allowed him to thus far give over 200 lectures at scientific meetings, publish over 100 articles in peer reviewed journals, complete 15 book chapters, and edit and write two books all in the field of sexual medicine.
In 2007 he was awarded the American Urologic Association (AUA) Research Scholars Award to study the correlation between ED and BPH. In 2013 he was elected to serve a 4 year term on the American Urologic Society Examination Committee. Dr. Khera has also served on the AUA Peyronie’s Disease and Erectile Dysfunction Guidelines Panel. For the past several years he has taught numerous course in testosterone therapy and sexual dysfunction nationally and throughout the world. Finally, Dr. Khera currently serves as the Immediate Past President of the Sexual Medicine Society of North America.
Dr. Khera freely shares his time and knowledge with the general public. He has been voted one of Houston’s Best Doctors by Health and Sport Fitness Magazine and by Houstonia Magazine and is a frequent guest on such TV programs as Fox News’ “Ask the Doctor.” He also writes a blog on Men’s Health for the Houston Chronicle Newspaper.
Tobias Köhler

Tobias S. Köhler, MD, MPH, FACS, Professor of Urology, specializes in the treatment of erectile and sexual dysfunction, and BPH (enlarged prostate) in the Department of Urology at the Mayo Clinic in Rochester, MN. He is head of Mayo Men’s Health and Program Director for the Mayo Andrology Fellowship. Dr. Köhler is an active member of American Urological Association, North Central Section, and is the President elect of the Sexual Medicine Society of North America. He has published more than 250 peer reviewed scientific articles, book chapters and scientific abstracts and presented both locally and nationally on various subjects including erectile dysfunction, low testosterone, BPH, surgical education, and penile prostheses.
Kristy Mardis

Jesse Mills

Dr. Jesse N. Mills, MD is a Professor of Urology at the David Geffen School of Medicine at UCLA. He serves as director of The Men’s Clinic at UCLA and fellowship director of UCLA’s Male Reproductive Medicine and Surgery program. His practice is solely dedicated to management of male reproductive and sexual function. He is author of the best-selling book, A Field Guide to Men’s Health, Hachette Book Group. He hosts The Male Room with Dr. Jesse Mills podcast on iHeart radio. He has travelled internationally to serve as a visiting professor of surgery in the United Kingdom, Brazil, Korea and the United Arab Emirates. His research interests include quality of life after prostate cancer therapy, hypogonadism, Peyronie’s Disease and medical and surgical management of male fertility. Dr. Mills’ surgical volume predominantly consists of penile prosthetics, microsurgical vasal reconstruction, microsurgical varicocele repair and sperm extraction procedures for in vitro fertilization. He is an international expert in penile prosthetic surgery, Peyronie’s Disease and Collagenase therapy, male factor infertility and vasectomy. A graduate of UCLA, Dr. Mills received his medical degree from the Roy and Lucille Carver School of Medicine at the University of Iowa. Dr. Mills completed his general surgery and urology residency at the University of Colorado in Denver and his MRMS fellowship at Baylor College of Medicine in Houston, Texas with Larry Lipshultz, MD.
Allen Morey

Allen F. Morey, MD, FACS
Dr. Morey has been a leader in Reconstructive Urology for the past three decades, having published over 500 peer reviewed articles and completed many thousands of genitourinary prosthetic and reconstructive surgeries. His invited lectures and surgeries have spanned across six continents.
From 2007-2023 he was Professor and Distinguished Chair of Reconstructive Urology in Honor of Allen F. Morey, MD at the University of Texas Southwestern Medical Center in Dallas, Texas. There he founded and directed the successful Urologic Trauma, Reconstruction, and Prosthetics Fellowship program. He has now mentored 26 graduates, 7 of whom are currently reconstructive fellowship program directors themselves.
His leadership roles include President of both the Society of Genitourinary Reconstructive Surgeons (GURS) and the AUA South Central Section. He served as Chair of the AUA Urotrauma Guideline Committee from 2014-2024. His honors include the US Army Legion of Merit Award, the AUA Distinguished Contribution Award, the Ferdinand C. Valentine Award from the New York Medical Academy, and both the F. Brantley Scott and the Steven K. Wilson Awards for excellence in prosthetic urology.
He is presently a Reconstructive Urologist in private practice in North Dallas where he directs a fellowship in Prosthetic and Reconstructive Urology.
John Mulhall

John P. Mulhall, MD MSc FECSM FACS FRCSI, is a native of Dublin, Ireland. He completed medical school at University College Dublin (UCD, graduated 1985). After his internship, he pursued a MSc Degree in Anatomy at UCD (1987). After a few years of general surgery training in Dublin, he emigrated to the USA in 1989 to pursue Urology residency, which he completed at University of Connecticut (1995). His Sexual & Reproductive Medicine Fellowship was conducted at Boston University (1996). He is recognized as a passionate sexual medicine clinician and researcher. He was one of the first North Americans to take the FECSM examination, which he did the first time that the exam was offered (2012).
He is currently the Director of the Male Sexual & Reproductive Medicine Program, Director of the Sexual Medicine Fellowship and Director of the Sexual & Reproductive Medicine Research Program at Memorial Sloan Kettering Cancer Center (MSKCC) in New York City. He holds an adjunct position as Professor of Urology in the Department of Urology at Cornell University Medical Center.
Dr. Mulhall has been a member of ISSM (formerly known as the International Society for the Study of Impotence) since 1994, the year he first attended the biennial meeting in Singapore, during his training as a urology resident.
Kate Nelson

Landon Trost

Dr. Landon Trost is a Urologist and affiliate faculty at Brigham Young University, specializing in vasectomy reversals, Peyronie’s Disease, and male infertility. He is the Director of the Male Fertility and Peyronie’s Clinic and the President of the charity, CURE PD. He received his undergraduate training at Brigham Young University in Provo, UT, where he graduated Magna Cum Laude and Valedictorian. He underwent his medical training at Tulane University in New Orleans, LA where he received all honors and was awarded Junior AOA status. He completed residency training in urology at Mayo Clinic in Rochester, MN and was named as a Mayo Scholar Recipient. He continued specialty fellowship training in andrology and infertility at Tulane University, University of Florida, and Memorial Sloan-Kettering Cancer Center. He then served as the Chief of Andrology at the Mayo Clinic in Rochester, MN. Dr. Trost has served in several positions including on the American Urological Association Guideline Panels for Hypogonadism, Peyronie’s Disease, and Priapism, Chair of the Education Committee for the International Society of Sexual Medicine, Chair of the Website Committee for the Sexual Medicine Society of North America, Board of Directors for the International Society of Sexual Medicine and Sexual Medicine Society of North America, American Board of Urology Examination Committee, and as an Associate Editor for the Journal of Sexual Medicine. He contributed to the core curriculum material for the American Urological Association on the topics of male hypogonadism and male infertility and was on the guideline panel for penile prostheses, vacuum therapies, traction devices, and vascular surgery for erectile dysfunction during the 2015 International Consultation on Sexual Medicine.
Jessica Yih

Dr. Jessica Yih is a board-certified urologist and Assistant Professor of Urology at the University of California, Irvine, where she serves as the Director of Women’s Sexual Health and Male Infertility. She received her medical degree from Wayne State University School of Medicine, completed urology residency at Case Western Reserve University/Cleveland Medical Center, and pursued advanced fellowship training in male fertility and sexual medicine for all genders at San Diego Sexual Medicine.
Dr. Yih specializes in male and female sexual dysfunction, pelvic pain, and male infertility. She is the current Chair of the Female Sexual Function Committee for the Sexual Medicine Society of North America (SMSNA) and serves on the editorial board of the Video Journal of Sexual Medicine. Her work bridges clinical care, academic research, education, and national advocacy.
Matt Ziegelmann

Dr. Matthew Ziegelmann is a urologist specializing in male sexual dysfunction at Mayo Clinic in Rochester, MN. He is a graduate of the University of Minnesota Medical School and completed his general surgery and urological surgery training at Mayo Clinic. He then pursued advanced fellowship training focusing on male sexual dysfunction at Rush University Medical Center in Chicago, IL. Dr. Ziegelmann's has expertise in managing all aspects of male sexual dysfunction, with a particular interest in the evaluation and management of Peyronie's Disease (both non-surgical and surgical including penile traction, intralesional injections, penile plication, plaque incision and grafting, and complex penile prosthesis placement) and penile prosthetics.
You are prohibited from using or uploading content you accessed through this website into external applications, bots, software, or websites, including those using artificial intelligence technologies and infrastructure, including deep learning, machine learning and large language models and generative AI.