Overview
David Leonard is a primary care provider, practicing in Family Medicine and Geriatrics in Fairfax, Virginia. Dr. Leonard is rated as an Experienced provider by MediFind in the treatment of Cerebellar Degeneration. His top areas of expertise are Tension Headache, Cirrhosis, Hyperventilation, and Acute Cystitis. Dr. Leonard is currently accepting new patients.
His clinical research consists of co-authoring 1 peer reviewed article. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- POS
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE ASSISTANCE PROGRAM
- MEDICARE MAPD
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
3911 Blenheim Blvd, Suite 41c, Fairfax, VA 22030
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.
Johns Hopkins Bayview Medical Center
Dr. Esther Oh is a Professor of Medicine, Psychiatry and Behavioral Sciences and Pathology at the Johns Hopkins University School of Medicine. Her areas of clinical expertise is in evaluation and management of memory disorders. She has an extensive experience in evaluating memory disorders in older adults with multiple chronic diseases, and takes and integrative approach in the treatment of memory disorders. Dr. Oh also serves as the co-director of the Johns Hopkins Memory and Alzheimer’s Treatment Center. Dr. Oh earned her M.D. from the UHS/Chicago Medical School. She completed her residency in internal medicine at the University of Illinois at Chicago where she was a chief resident. She completed a fellowship in geriatric medicine and gerontology at Johns Hopkins University School of Medicine, and received her Ph.D. from the Johns Hopkins Bloomberg School of Public Health. Dr. Oh has received numerous awards including the Merck New Investigator Award, AFAR New Investigator Award in Alzheimer’s disease, and the Johns Hopkins Clinical Research Scholars Award. She is also a recipient of several major grants from the National Institute on Aging (NIA). She has also been honored for her teaching by Excellence in Teaching Award in the Division of Geriatric Medicine and Gerontology in 2013 and 2017. Dr. Oh’s research is primarily focused on Alzheimer’s disease and related disorders. Her current projects include: development of biomarkers for detecting early stages of Alzheimer’s disease; understanding the interrelationship between delirium and Alzheimer’s disease; cognitive changes after surgery; and understanding the role of sensory problems (hearing and vestibular function) in Alzheimer’s disease. Dr. Oh is rated as a Distinguished provider by MediFind in the treatment of Cerebellar Degeneration. Her top areas of expertise are Delirium, Alzheimer's Disease, Dementia, Deep Brain Stimulation, and Liver Transplant.
Rajiv Aggarwal is a primary care provider, practicing in Family Medicine in Reston, Virginia. Dr. Aggarwal is rated as a Distinguished provider by MediFind in the treatment of Cerebellar Degeneration. His top areas of expertise are High Cholesterol, Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Thrombectomy. Dr. Aggarwal is currently accepting new patients.
Johns Hopkins University
Milap Nowrangi, M.D., MS, is an assistant professor of psychiatry and behavioral sciences at The Johns Hopkins University School of Medicine. Dr. Nowrangi specializes in the diagnosis and treatment of age-related cognitive disorders, including Alzheimer's Disease and related dementias. He also is interested in the treatment or management of behavioral and cognitive sequelae of neurological diseases, including those caused by traumatic brain injury, stroke, epilepsy or toxic exposures. Dr. Nowrangi is rated as a Distinguished provider by MediFind in the treatment of Cerebellar Degeneration. His top areas of expertise are Alzheimer's Disease, Dementia, Bipolar Disorder (BPD), and Neuronal Intranuclear Inclusion Disease (NIID).
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
- Experienced
- Accessory PancreasDr. Leonard isExperienced. Learn about Accessory Pancreas.
- Acute CystitisDr. Leonard isExperienced. Learn about Acute Cystitis.
- Acute Interstitial PneumoniaDr. Leonard isExperienced. Learn about Acute Interstitial Pneumonia.
- Allergic ConjunctivitisDr. Leonard isExperienced. Learn about Allergic Conjunctivitis.
- Alzheimer's DiseaseDr. Leonard isExperienced. Learn about Alzheimer's Disease.
- Atrial FibrillationDr. Leonard isExperienced. Learn about Atrial Fibrillation.

