The 20 Best Klinefelter Syndrome Doctors Near Me in District of Columbia, US
Find the Top Klinefelter Syndrome Experts and Specialists
Children's National Hospital
Andrea Gropman is a Pediatrics provider practicing medicine in Washington, Washington, D.c.. Dr. Gropman is rated as an Elite provider by MediFind in the treatment of Klinefelter Syndrome. She is also highly rated in 37 other conditions, according to our data. Her clinical expertise encompasses Klinefelter Syndrome, Urea Cycle Disorders (UCD), MELAS Syndrome, Ornithine Transcarbamylase Deficiency, and Hormone Replacement Therapy (HRT).
Sibley Memorial Hospital
Milay Lam is an Endocrinologist practicing medicine in Washington, Washington, D.c.. Dr. Lam is rated as an Experienced provider by MediFind in the treatment of Klinefelter Syndrome. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Type 1 Diabetes (T1D), and Thyroid Storm. Dr. Lam is board certified in American Board Of Obesity Medicine and American Board Of Internal Medicine.
Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc
Katherine Stanley is a Pediatric Endocrinologist practicing medicine in Washington, Washington, D.c.. Dr. Stanley is rated as an Experienced provider by MediFind in the treatment of Klinefelter Syndrome. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Type 1 Diabetes (T1D), Precocious Puberty, Short Stature (Growth Disorders), and Idiopathic Short Stature (ISS).
Main Hospital-Prenatal Pediatrics Institute
Tucker L.C. Pyle, MD, PhD, MSTR, is a clinical geneticist and physician scientist specializing in genetics of genitourinary (GU) differences and cancer. They completed their pediatrics and medical genetics training at the Children's Hospital of Philadelphia (CHOP) in 2016. Dr. Pyle’s clinical focus is diagnostic evaluation and care for individuals with intersex traits and variations of sexual characteristics (also sometimes called differences of sex development). They founded the medical clinical for I/VSC at CHOP in 2016, and now directs the Children's National PROUD Clinic for people with I/VSCs. Dr. Pyle focuses on multidisciplinary integration, molecular diagnosis and cancer predisposition counseling for patients and their families. Dr. Pyle is also a specialist in X and Y chromosomes, and sees people clinically with these differences, including in the Prenatal Pediatrics Institute and the Turner Syndrome Program. Dr. Pyle also directs the Children's National Klinefelter (XXY) Program and the GoRAD Laboratory. Dr. Pyle’s research applies genomics and human models to understand vulnerability to infertility and germ cell tumor (GCT). They have identified and characterized clinical risk factors that predispose people to GCT by learning from and studying individuals diagnosed with this malignancy, as well as patients carrying a diagnosis of I/VSC. Dr. Pyle’s goal is to supply new tools that will facilitate improved care for people with I/VSC's. Publications ORCiD. Dr. Pyle is rated as an Experienced provider by MediFind in the treatment of Klinefelter Syndrome. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Intersex, CHARGE Syndrome, Penis Agenesis, and Mosaicism. Dr. Pyle is board certified in Pediatrics: American Board Of Pediatrics, 2021 and Clinical Genetics (MD): American Board Of Medical Genetics And Genomics, 2021.
Rare Disease Institute
Eyby Leon Janampa, MD, graduated from medical school in Lima-Peru in 2005. She finished her medical genetics training at the University of Utah in 2011 and joined Children’s National Hospital the same year. Her clinical interests include disorders of sexual differentiation and dysmorphic syndromes, and she has published extensively on improving clinical descriptions of rare and new genetic conditions. She is one of the founding members of the Rare Disease Institute at Children’s National and teaches medical students on topics related to rare disease diagnosis and care. Dr. Leon advocates for a multidisciplinary approach to common genetic syndromes and is a founding member of various multidisciplinary clinic teams at Children’s National. Dr. Janampa is rated as an Experienced provider by MediFind in the treatment of Klinefelter Syndrome. Her clinical expertise encompasses Turner Syndrome, Mixed Gonadal Dysgenesis, Maple Syrup Urine Disease, and Klinefelter Syndrome. Dr. Janampa is board certified in American Board Of Medical Genetics And Genomics, 2024, Clinical Biochemical Genetics: American Board Of Medical Genetics And Genomics, 2024, and American Board Of Medical Genetics And Genomics, 2013.
Main Hospital-Diabetes Complex Clinic
Priya Vaidyanathan, MD, is a board-certified pediatric endocrinologist who has been on the staff of the Children's National Hospital since December 2005 soon after completing her pediatric endocrinology fellowship. She provides clinical care to patients with diverse endocrine needs, and her research interest is in the field of thyroid disorders. Dr. Vaidyanathan is rated as an Experienced provider by MediFind in the treatment of Klinefelter Syndrome. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Short Stature (Growth Disorders), Type 1 Diabetes (T1D), Diabetes Insipidus (DI), and Neurohypophyseal Diabetes Insipidus. Dr. Vaidyanathan is board certified in Pediatric Endocrinology: American Board Of Pediatrics, 2007 and Pediatrics: American Board Of Pediatrics, 2002.
Office
Dorota Hawksworth is a Urologist practicing medicine in Washington, Washington, D.c.. Dr. Hawksworth is rated as an Experienced provider by MediFind in the treatment of Klinefelter Syndrome. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Peyronie Disease, Erectile Dysfunction (ED), Hypogonadism, Vasectomy, and Bladder Reconstruction.
Last Updated: 06/30/2026


