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  • Meet Our Clinicians

  • Martin Miner, MDMartin Miner, MD
    Co-Director, Men's Health Center
    Clinical associate professor of family medicine and urology, Warren Alpert Medical School of Brown University

    Martin Miner, MD has practiced preventive and primary care medicine for more than 28 years and is currently chief of family and community medicine at the Miriam Hospital.  He is the author of more than 75 publications in the areas of erectile dysfunction and cardiovascular disease, benign prostatic hyperplasia and lower urinary tract symptoms in reference to male sexuality, and hormonal replacement therapy in men. Miner is president-elect of the American Society of Men’s Health, associate editor of the Journal of Men’s Health and serves on multiple journal boards and reviews for several publications.  He is currently active in several research studies on men’s health, and is the recipient of the Dean’s Teaching Excellence Award in 2003 and 2007.


    Mark Sigman, MD
    Co-Director, Men's Health Center
    Chief of urology, Rhode Island Hospital and The Miriam Hospital
    Krishnamurthi Family Professor of Urology, Warren Alpert Medical School of Brown University

    Mark Sigman, MD has over 20 years of experience in the diagnosis and treatment of urologic and reproductive problems.  He is an internationally recognized expert on male infertility and sexual dysfunction.  He is chief of urology at Brown University, Rhode Island Hospital and at the Miriam Hospital.  He has authored more than 100 publications in the areas of male reproductive medicine and surgery and also has lectured extensively throughout the country on this topic.  He is past president of many different societies, including the New England section of the American Urological Association, the Society for the Study of Male Reproduction, and the Society of Reproductive Surgeons.  


    John Wincze, PhD
    Associate Director, Men's Health Center
    Clinical Professor, department of psychiatry and human behavior, department of psychology, Warren Alpert Medical School of Brown University

    John Wincze, PhD has more than 35 years of experience in the diagnosis and treatment of sexual problems. He has published over 100 research papers, book chapters and books in the area of sexual behavior. He has been invited internationally to lecture on the topic of sexual dysfunction. For several years, he served as head of the Psychology Licensing Board for Rhode Island, and is currently the associate editor of the Journal of Sex Research.


    Mark Paulos, MD

    Mark Paulos, MD is an internist at the Men’s Health Center. Paulos received his medical degree from Washington University School of Medicine in St. Louis Missouri and completed his residency in internal medicine at Allegheny General Hospital, part of the West Penn Allegheny Health System, in Pittsburgh, Pennsylvania. For more than a decade he was an associate faculty member of the University of Pittsburgh Medical Center Presbyterian-Shadyside and during that time was a champion for patient access to mental health services. Paulos is board certified in internal medicine.


    Kathleen Hwang, MD
    Assistant professor of surgery (urology), The Warren Alpert Medical School of Brown University

    Kathleen Hwang, MD is a board-certified urological surgeon with the urology team at The Miriam Hospital. She also conducts basic science research on male hormones and reproductive physiology.  She has authored more than 30 publications in the areas of male reproduction and sexual function.  Hwang attended medical school at New York Medical College and completed her urology residency as well as a surgical internship at the University of Virginia Health System in Virginia. She received fellowship training in male reproductive medicine and surgery at the Baylor College of Medicine in Texas.


    Bethany Nelson, PA
    Physician Assistant

    Bethany Nelson, PA is a physician assistant specializing in urology at the Men’s Health Center. Nelson completed her undergraduate work at the University of Connecticut and her graduate studies as a physician assistant at Stony Brook University-Physician Assistant School in Stony Brook, New York. Nelson currently divides her time between the Men’s Health Center and the department of urology at The Miriam Hospital.


    Risa Weisberg, PhD

    Risa Weisberg, PhD is a psychologist at the Men’s Health Center, and an associate professor (research) in the department of psychiatry and human behavior and the department of family medicine at The Warren Alpert Medical School of Brown University. Weisberg has served on the editorial boards and as a reviewer for many professional publications and has published extensively in the areas of sexual dysfunction, anxiety disorders, panic disorder, posttraumatic stress disorder and depression. Weisberg received her doctoral degree from the University at Albany, State University of New York, in Albany, New York. She completed a postdoctoral internship and a fellowship at Brown University.


    Vincent Harisaran, MD

    Vincent Harisaran, MD is a urologist at the Men’s Health Center who specializes in erectile dysfunction, offering the full range treatments from medications to surgery (prosthetics); premature ejaculation; hypogonadism; and Peyronie’s disease. Harisaran received his medical degree from The Warren Alpert Medical School of Brown University, where he also completed his internship in general surgery and residency in urologic surgery, with a focus on andrology. He conducts research on men’s health and has published and presented on the topics of male infertility, erectile dysfunction and prostate cancer at local and national meetings. He is board eligible in urology.


    Christy Ciesla, PT, DPT
    Doctor of Physical Therapy

    Christy C. Ciesla, PT, DPT is a doctor of physical therapy who coordinates the pelvic rehabilitation program at The Miriam Hospital. Ciesla received a degree in physical therapy from Syracuse University in Syracuse, New York, and her doctoral degree from Utica College in Utica, New York. She is a member of the American Physical Therapy Association and serves as the vice chair of the Rhode Island Women and Men’s Health Physical Therapy Special Interest Group. She has extensive experience working with men who have had prostatectomies and treats conditions such as urinary and fecal incontinence, pelvic pain and sexual dysfunction as they relate to the pelvic floor and pelvis.