. Dr. Handy is rated as an Experienced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Spinocerebellar Ataxia Type 12, Spinocerebellar Ataxia Type 15, Spinocerebellar Ataxia Type 8, and Spinocerebellar Ataxia Type 10.

Murugappan “Murray” Ramanathan is an experienced sinus and skull base surgeon with a high-volume clinical presence at Johns Hopkins Health Care and Surgery Center in Bethesda and Suburban Hospital. He specializes in complex revision endoscopic sinus surgery, endoscopic approaches to the orbit, and the endoscopic management of sinonasal and skull base tumors, including inverted papilloma, esthesioneuroblastoma (also known as olfactory neuroblastoma) and pituitary tumors. He routinely collaborates with colleagues in neurosurgery, ophthalmology, head and neck oncology, and facial plastic surgery to deliver multidisciplinary, patient-centered care. Dr. Ramanathan has consistently been recognized for his patient-centered approach to care as a “Top Doctor” by Bethesda Magazine, Washingtonian, Northern Virginia Magazine and Castle Connolly. He earned his undergraduate degree from Yale University and medical degree from the University of Texas Medical Branch at Galveston. Dr. Ramanathan completed an internship in general surgery and residency in otolaryngology–head and neck surgery at Johns Hopkins, followed by fellowship training in advanced endoscopic sinus and minimally invasive skull base surgery at Johns Hopkins. He joined the Johns Hopkins faculty in 2010. Dr. Ramanathan is the vice director of clinical operations for the Johns Hopkins Department of Otolaryngology–Head and Neck Surgery, overseeing the delivery and integration of otolaryngologic care at nine ambulatory clinic sites and five hospitals within Johns Hopkins Medicine. He is passionate about continuously evaluating and improving care delivery processes across all clinical sites for the department. As a surgeon-scientist, Dr. Ramanathan leads a National Institutes of Health-funded research program that was among the first to establish the link between air pollution and chronic rhinosinusitis from an epidemiologic and basic science perspective. He has received numerous prestigious research awards and grants; has published over 110 peer-reviewed articles, reviews and book chapters; and is frequently invited to speak about his research at national and international meetings. Dr. Ramanathan holds multiple national leadership roles, including chair of the CORE Grants General Section for the American Academy of Otolaryngology–Head and Neck Surgery. Dr. Ramanathan is rated as an Advanced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Pituitary Tumor, Sinusitis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), and Ethmoiditis.

Michael Kletz is an Internal Medicine provider in Mc Lean, Virginia. Dr. Kletz is rated as a Distinguished provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Allergic Conjunctivitis, Conjunctivitis (Pink Eye), Allergic Rhinitis, and Sinusitis.

Appaji Gondi is a Pediatrics provider in Mc Lean, Virginia. Dr. Gondi is rated as a Distinguished provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Allergic Rhinitis, Sinusitis, Allergic Conjunctivitis, and Conjunctivitis (Pink Eye).

Nyall London has a unique clinical practice focused on the care of patients with sinonasal and skull base cancers. As one of the few surgeons trained in both head and neck cancer surgery, as well as rhinology and skull base surgery, he offers patients comprehensive sinonasal tumor surgical care, including open and endoscopic approaches as well as neck dissection surgery. Dr. London has developed notable patient education events about the multidisciplinary and long-term care of patients with sinonasal malignancies. Additionally, he is an innovator of clinical trials for these rare tumors, with open clinical trial options available and multiple others in development. Internationally recognized for his expertise in the care of patients with sinonasal and skull base cancers, Dr. London was an associate editor for the first international consensus statement on sinonasal tumors, and was appointed president of the International Network for Sinonasal Cancer Research (2024–26). He directs a research laboratory at the National Cancer Institute/National Institutes of Health focused on therapeutic advances and mechanisms of sinonasal tumorigenesis. Dr. London has published more than 130 peer-reviewed research articles, reviews and book chapters, including co-first author publications in Nature, Nature Medicine, Science Translational Medicine and Nature Cell Biology. He earned his medical and doctoral degrees from the University of Utah, and completed his residency in otolaryngology–head and neck surgery at Johns Hopkins. He also accomplished a fellowship in open and endoscopic head and neck and skull base surgery at The Ohio State University, under the direction of Dr. Ricardo Carrau. Dr. London is rated as an Experienced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Olfactory Neuroblastoma, Sinus Cancer, Teratocarcinosarcoma, Endoscopy, and Craniectomy.

Dr. James G. Vap is an otolaryngologist affiliated with Sibley Memorial Hospital and Georgetown University Hospital. He practices out of ENT Medical Group of Washington, located in Washington, D.C. and McLean, Va. Dr. Vap has an expertise in otology, otolaryngic allergy, rhinology and sinus disease. Dr. Vap earned his medical degree at the University of California at Davis School of Medicine. He completed a residency in otolaryngology at Huntington Memorial Hospital and an otology fellowship at the University of Southern California School of Medicine. Dr. Vap previously served as a medical staff specialist at the National Naval Medical Center. Dr. Vap is a fellow of the American Academy of Otolaryngology and the American College of Surgeons. He has served as a consultant to the National Institutes of Health, the Walter Reed Army Medical Center and the Medical Advisory Board of the Treatment and Learning Center. Dr. Vap is rated as a Distinguished provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Common Cold, Meniere Disease, Tinnitus, and Empyema.

Dr. Vera L. Sheen is a Johns Hopkins Community Physician practicing out of Sibley Primary Care located in Sibley Memorial Hospital’s Medical Building in Washington, D.C. She is affiliated with Georgetown University Hospital as well. Dr. Sheen has an expertise in internal medicine. Dr. Sheen earned her medical degree from University of Kentucky College of Medicine. She completed a residency in internal medicine at Barnes-Jewish Hospital. Dr. Sheen is rated as an Experienced provider by MediFind in the treatment of Allergic Rhinitis. Her top areas of expertise are Vitamin D Deficiency, High Cholesterol, Vitamin B12 Deficiency Anemia, and Folate Deficiency.

William Condrell is a primary care provider, practicing in Family Medicine in Washington, Washington, D.c.. Dr. Condrell is rated as an Experienced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Attention Deficit Hyperactivity Disorder (ADHD), Erectile Dysfunction (ED), Persistent Genital Arousal Disorder, and Insomnia.

Dr. Andrew N. Umhau is an internist affiliated with Sibley Memorial Hospital and Georgetown University Hospital. He practices out of Foxhall Internists in Washington, D.C. Dr. Umhau has an expertise in general internal medicine, with clinical interests in adolescent and young adult medicine, medical problems of pregnancy and cross-cultural issues. Dr. Umhau earned his undergraduate degree from Davidson College and his medical degree from Duke University. He completed a residency in internal medicine at Georgetown University, where he became chief resident. Dr. Umhau was named a Super Doctor by the Washington Post and has been named one of the Best Doctors in America. Castle Connolly named him a Top Doctor in the Washington, D.C. and Washington-Baltimore areas in 2012. Dr. Umhau also earned the 2009 Laureate Award by the American College of Physicians, Washington, D.C. chapter. Dr. Umhau is rated as an Experienced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are High Cholesterol, Recurrent Peripheral Facial Palsy, Facial Paralysis, and Bell's Palsy.

Dr. David M. Hansen is an internist affiliated with Sibley Memorial Hospital and Georgetown University Hospital. He practices out of Foxhall Internists in Washington, D.C. Dr. Hansen’s clinical interests range from preventive care to long-term management of chronic conditions, such as diabetes, hypertension and heart failure. Dr. Hansen earned his undergraduate degree from Harvard College and his medical degree from Johns Hopkins University School of Medicine. He completed a residency in internal medicine at Stanford University School of Medicine. Dr. Hansen previously served as clinical faculty of Stanford Medical School and practiced at the Stanford-affiliated Menlo Medical Clinic. Dr. Hansen has been named a Top Internist by Washingtonian magazine and Consumers’ Checkbook magazine. He has also been named one of the Best Doctors in America and a Super Doctor by the Washington Post magazine. Dr. Hansen is rated as an Experienced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Alcoholic Cirrhosis, High Cholesterol, Homocystinuria, and Methylmalonic Acidemia with Homocystinuria.

Nithya Swamy is an Allergy and Immunologist in Arlington, Virginia. Dr. Swamy has been practicing medicine for over 18 years and is rated as a Distinguished provider by MediFind in the treatment of Allergic Rhinitis. Her top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives.

Paul Keiser is an Allergy and Immunologist in Rockville, Maryland. Dr. Keiser is rated as a Distinguished provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives.

Prasad Nataraj is an Allergy and Immunologist in Alexandria, Virginia. Dr. Nataraj is rated as a Distinguished provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Allergic Conjunctivitis.

Alidad Arabshahi is an Otolaryngologist in Mc Lean, Virginia. Dr. Arabshahi is rated as an Advanced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Obstructive Sleep Apnea, Familial Deafness, Low Nasal Bridge, and Nasal Septal Hematoma. Dr. Arabshahi is currently accepting new patients.

Anita Wasan is an Allergy and Immunologist in Mc Lean, Virginia. Dr. Wasan is rated as an Advanced provider by MediFind in the treatment of Allergic Rhinitis. Her top areas of expertise are Grass Allergy, Hives, Allergic Rhinitis, and Sinusitis.

Mohammed Al-Dalli is a primary care provider, practicing in Internal Medicine in Mclean, Virginia. Dr. Al-Dalli is rated as an Advanced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Congenital Mitral Malformation, Sitosterolemia, Hypertensive Heart Disease, and Enlarged Liver. Dr. Al-Dalli is currently accepting new patients.

Jennifer Pedicano is an Allergy and Immunologist in Falls Church, Virginia. Dr. Pedicano is rated as an Advanced provider by MediFind in the treatment of Allergic Rhinitis. Her top areas of expertise are Sinusitis, Allergic Rhinitis, Grass Allergy, and Allergic Conjunctivitis.

Thomas Pilkington is an Otolaryngologist in Arlington, Virginia. Dr. Pilkington is rated as an Advanced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Nonsyndromic Hearing Loss, Deafness Hypogonadism Syndrome, Hyperparathyroidism, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Dr. Pilkington is currently accepting new patients.

John Simpson is an Allergy and Immunologist in Falls Church, Virginia. Dr. Simpson is rated as an Advanced provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Allergic Conjunctivitis.

Abbe Miller is a Pediatrics provider in Vienna, Virginia. Dr. Miller is rated as a Distinguished provider by MediFind in the treatment of Allergic Rhinitis. His top areas of expertise are Allergic Rhinitis, Grass Allergy, Sinusitis, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP).