Dr Machen is a board certified urologist practicing in Greensboro, NC. He is fellowship trained in Male Infertility, Microsurgery, and Sexual Medicine. His areas of expertise include vasectomy reversals, No-scalpel vasectomies, penile prosthetics, treatment of erectile dysfunction, Peyronie’s disease, male infertility, chronic scrotal content pain, and male stress incontinence.

Dr Machen attended college at the University of North Carolina in Chapel Hill. From there, he earned his medical degree from Louisiana State University in New Orleans,Louisiana. He then completed his residency at Scott and White Memorial Hospital in Temple, Texas, where he was exposed to a high volume of all facets of urology. While in residency, he was selected to the Gold Humanism Honor Society by his peers in recognition of providing compassionate, collaborative, and scientifically excellent patient care.

After residency, Dr Machen was selected for a Fellowship in Male Infertility, Microsurgery and Sexual Medicine at the Medical College of Wisconsin in Milwaukee,WI. He then practiced in Austin, TX for just over 3 years. While in Austin, he was selected to participate in the Texas Medical Association Leadership College, a program meant to identify and cultivate young physician leaders. He joined AllianceUrology Specialists in Greensboro in Fall 2022.

Dr Machen has published over 30 peer-reviewed manuscripts and book chapters on a variety of men’s health topics. Additionally, he has served on panels and presented research at annual regional and national meetings such as the American Urological Association and American Society for Reproductive Medicine. Dr Machen has also lent his expertise to national media outlets including GQ, Business Insider, and Urology Times.

In his free time, Dr Machen enjoys spending time with his wife, Julie, and children, using his Big Green Egg smoker, and fly fishing.

Here are some of Dr Machen’s publications on topics ranging from ED to Male infertility: https://pubmed.ncbi.nlm.nih.gov/?term=machen%20g