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Excellence, Expertise, Experience

Specializing in Male Infertility and ED in Greensboro and surrounding areas.
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Excellence, Expertise, Experience

Specializing in Male Infertility and ED in Greensboro and surrounding areas.
Contact Us

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Meet Dr. Luke Machen

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Dr. Machen

Meet Dr. Luke Machen - Greensboro’s leading expert in men’s sexual health

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, male infertility, chronic scrotal content pain, male incontinence, and Peyronie’s disease.

Meet Dr. Luke Machen

What We Treat

Vasectomy Reversal
Male Infertility
Penile Implants
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Alliance Urology is awesome. After suffering with kidney stones for 40 years I went to them and have had wonderful results. Love the staff and the care I have received. Would recommend them to all.
Marcia Pulliam
Receptionist was very friendly and helpful, Dr. Machen is amazing. He spent so much time answering all my questions and explaining everything. He was very honest about what his opinion was, what was fact, and what was an educated guess. Really helped me have clarity about my options going forward. Very friendly, great bedside manner.
Eden Stewart
Dr. Machen is thoughtful, patient and highly skilled. He explains things thoroughly, and gives the time needed for questions and concerns. I couldn't recommend him more.
Neil Guayante

Read the Greensboro Men's Health Blog

Vascetomy

Choosing the Right Time for a Vasectomy

Alliance Urology Specialists January 12, 2026

A vasectomy is a common and highly effective form of male contraception. It involves a  surgical procedure where the vas deferens, which are the tubes that transport sperm from  the testicles to the urethra, are cut, sealed, or blocked to prevent sperm from mixing with  semen. This makes a vasectomy a permanent form of birth control for men who are sure  they don’t want any more children.  Factors to Consider Before Getting a Vasectomy  While the procedure itself is relatively

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Join Our Free Men’s Health Seminar with Dr. Luke Machen

September 15, 2025

Gentlemen, let’s talk about something that’s often ignored but too important to overlook. If you’ve ever dealt with erectile dysfunction or bladder leakage, you’re not alone—and you don’t have to suffer in silence. We invite you to join Dr. Luke

What You Should Know About Vasectomy Reversals

August 14, 2025

Making major decisions in life—like getting a vasectomy—don’t have to remain permanent. A vasectomy is a procedure that prevents semen from exiting a man’s body and impregnating his partner. It is basically sterilization. The good news for many men is