
Overview
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 a Distinguished provider by MediFind in the treatment of Pituitary Tumor. His top areas of expertise are Pituitary Tumor, Sinusitis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), and Ethmoiditis.
His clinical research consists of co-authoring 87 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 3 articles in the study of Pituitary Tumor.
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Locations
Suite 4920, Bethesda, MD 20817
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Univ Of Maryland Otorhinolaryngology Head And Neck Surgery PA
Bert O'malley is an Otolaryngologist in Baltimore, Maryland. Dr. O'malley is rated as a Distinguished provider by MediFind in the treatment of Pituitary Tumor. His top areas of expertise are Pituitary Tumor, Salivary Gland Tumors, Sinus Cancer, Endoscopic Transnasal Transsphenoidal Surgery, and Gastrostomy. Dr. O'malley is currently accepting new patients.
Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
Nicholas Rowan is a sinus and skull base surgeon who helps patients with conditions such as deviated septum, nasal congestion, nasal obstruction, sinus pressure and chronic sinusitis, as well as complex issues like loss of smell, sinus cancers, cerebrospinal fluid (CSF) leaks and tumors that grow near the brain. He frequently performs nasal polyp surgery and endoscopic sinus procedures, using minimally invasive approaches to help patients recover quickly and breathe more easily. For tumors of the skull base or brain, he works closely with neurosurgeons and cancer specialists to deliver coordinated, comprehensive care. Dr. Rowan’s research is focused on improving patients’ quality of life and long-term outcomes after sinus and skull base surgery. A major part of his work involves studying the sense of smell — not just how to restore it, but how it reflects overall health. He explores how smell loss may be an early warning sign of unhealthy aging, frailty or cognitive decline. Through this work, he aims to better understand the biological link between the nose and brain, and what it can reveal about a person’s health trajectory. He works closely with biomedical engineers to develop novel diagnostic and therapeutic technologies, and he is the principal investigator of multiple ongoing clinical trials that are testing new treatments for chronic sinusitis and nasal polyps. A frequent speaker at national and international conferences, Dr. Rowan shares insights from his innovative research and surgical experience. He leads courses and delivers lectures on advanced sinus and skull base techniques, smell loss and the evolving science behind how nasal health connects to overall well-being. Dr. Rowan is rated as a Distinguished provider by MediFind in the treatment of Pituitary Tumor. His top areas of expertise are Sinusitis, Anosmia, Pituitary Tumor, Endoscopy, and Septoplasty.
Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
Dr. Masaru Ishii graduated from University of Pennsylvania Perelman School of Medicine. His clinical specialties include surgical management of nasal airway obstruction, chronic sinusitis and sinonasal tumors, as well as endoscopic surgery for skull base tumors. Dr. Ishii is rated as a Distinguished provider by MediFind in the treatment of Pituitary Tumor. His top areas of expertise are Cerebrospinal Fluid Leak, Prolactinoma, Olfactory Neuroblastoma, Septoplasty, and Endoscopic Transnasal Transsphenoidal Surgery.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Pituitary TumorDr. Ramanathan isDistinguished. Learn about Pituitary Tumor.
- Advanced
- Allergic RhinitisDr. Ramanathan isAdvanced. Learn about Allergic Rhinitis.
- AnosmiaDr. Ramanathan isAdvanced. Learn about Anosmia.
- Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)
- EthmoiditisDr. Ramanathan isAdvanced. Learn about Ethmoiditis.
- Olfactory NeuroblastomaDr. Ramanathan isAdvanced. Learn about Olfactory Neuroblastoma.
- Sinus CancerDr. Ramanathan isAdvanced. Learn about Sinus Cancer.
- Experienced
- Aseptic and Alopecic Nodules of Scalp (AANS)Dr. Ramanathan isExperienced. Learn about Aseptic and Alopecic Nodules of Scalp (AANS).
- AsthmaDr. Ramanathan isExperienced. Learn about Asthma.
- Cerebrospinal Fluid LeakDr. Ramanathan isExperienced. Learn about Cerebrospinal Fluid Leak.
- Chronic CoughDr. Ramanathan isExperienced. Learn about Chronic Cough.
- Common ColdDr. Ramanathan isExperienced. Learn about Common Cold.
- EmpyemaDr. Ramanathan isExperienced. Learn about Empyema.

