Charles H. Muller, PhD HCLD

Charles H. Muller, PhD HCLD

Department of Urology School of Medicine University of Washington



Dr. Muller is a UW Lecturer in Urology and Biological Structure, whose interests are in the field of male reproduction. He completed his undergraduate and master's training in zoology and embryology at the University of Colorado, Boulder. He received his PhD degree in reproductive endocrinology from the University of California, Berkeley. He is certified through ABB as a Director of High Complexity Laboratories. 

Client Care Philosophy

He believes in a considerate and professional approach to clients who seek an evaluation for male infertility. His laboratory works closely with physicians who are experts in male and female reproductive health to offer the best possible care to infertile couples. 

Scope Of Care

Laboratory tests for semen analysis and sperm dysfunction.  Laboratory preparation of sperm for freezing (cryopreservation).  Laboratory preparation of sperm for insemination.  Analysis of testicular and epididymal surgical specimens for presence of sperm and preparation for insemination or cryopreservation. 

Common conditions analyzed: male infertility, vasectomy check, azoospermia, retrograde ejaculation. 

Common diagnostic tests and procedures: semen analysis, sperm morphology, semen reactive oxygen testing, sperm DNA fragmentation testing (COMET), fine-needle aspirate mapping of the testes, preparation of sperm from testicular aspiration (TESA), testicular extraction (TESE), or epididymal sperm aspiration (PESA/MESA). 

Personal Interests

He is an enthusiastic world traveller, photographer, gardener, hiker, and skier. He is President or Past-President of local rhododendron societies. 

Clinical Interests

As Director of a Clinical Laboratory, Dr. Muller develops and provides state-of-the-art testing services for physicians and patients through the Male Fertility Laboratory. His main interests are male infertility, sperm dysfunctions, and sperm DNA damage. 

Research Interests

His background in reproductive biology and embryology forms the foundation of his research interests. 

Teaching Interests

He mentors undergraduate, graduate, post-graduate, medical students, and MD residents in laboratory studies and clinical trials. He teaches Microscopic Anatomy (Histology) to first-year medical students. 




Male Reproductive Physiology, Endocrinology, Infertility, Clinical Laboratory Tests


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