Overview
David Lewis is a primary care provider, practicing in Family Medicine in Sequim, Washington. Dr. Lewis is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. His top areas of expertise are Movement Disorders, Parkinson's Disease, Arthritis, and Glucocorticoid-Remediable Aldosteronism. Dr. Lewis is currently accepting new patients.
His clinical research consists of co-authoring 2 peer reviewed articles. 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
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- EPO
- HMO
- HMO
- MANAGED MEDICAID PLAN
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
Accepted plan types not found. Please verify directly with the provider.
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- PPO
- PPO
- EPO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- 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
840 N 5th Ave, Suite 2100, Sequim, WA 98382
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.
Virginia Mason Franciscan Health Medical Pavilion - Bainbridge Island
David Cowan, MD, is a board-certified family medicine physician who cares for patients of all ages. His special medical interests include prevention and treatment of vascular disorders and disorders of the microbiome._x000D__x000D_Dr. Cowan enjoys following patients over time and treating multiple generations of a family. He listens carefully to the story each patient tells about their symptoms and concerns, then identifies an approach to diagnosis and treatment that works in concert with the body’s own capacity to heal._x000D__x000D_Dr. Cowan has extensive training in disaster medicine and is a cofounder of the Bainbridge Island Medical Reserve Corps. _x000D__x000D_Dr. Cowan and his family enjoy theater, music, winter sports and cooking. Dr. Cowan is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. His top areas of expertise are Diabetic Nephropathy, Deep Vein Thrombosis, Folate Deficiency, and Multiple Carboxylase Deficiency.
Franciscan Medical Clinic - West Seattle
Dr. Katherine Hoang is a board-certified family medicine physician. She enjoys family medicine because it allows her to take a holistic approach in caring for her patients. She likes getting to know her patients and their families over time. She works hard to establish an atmosphere of respect, compassion and trust, while providing comprehensive care to all patients. With an established relationship, she feels they can work together to achieve the patients best possible health and well-being. Dr. Hoang is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. Her top areas of expertise are Myotonia Congenita, Sciatica, Hypothyroidism, and High Cholesterol.
Franciscan Medical Group
Larisa Martin is a primary care provider, practicing in Family Medicine in Burien, Washington. Dr. Martin is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. Her top areas of expertise are Hypothyroidism, Type 2 Diabetes (T2D), Chronic Pain, and Glucocorticoid-Remediable Aldosteronism. Dr. Martin is currently accepting new patients.
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
- Advanced
- ArthritisDr. Lewis isAdvanced. Learn about Arthritis.
- Familial HypertensionDr. Lewis isAdvanced. Learn about Familial Hypertension.
- Glucocorticoid-Remediable Aldosteronism
- HypertensionDr. Lewis isAdvanced. Learn about Hypertension.
- Movement DisordersDr. Lewis isAdvanced. Learn about Movement Disorders.
- Parkinson's DiseaseDr. Lewis isAdvanced. Learn about Parkinson's Disease.
- Experienced
- Acute Mountain SicknessDr. Lewis isExperienced. Learn about Acute Mountain Sickness.
- AnemiaDr. Lewis isExperienced. Learn about Anemia.
- Antiphospholipid SyndromeDr. Lewis isExperienced. Learn about Antiphospholipid Syndrome.
- ApoplexyDr. Lewis isExperienced. Learn about Apoplexy.
- AsthmaDr. Lewis isExperienced. Learn about Asthma.
- AtherosclerosisDr. Lewis isExperienced. Learn about Atherosclerosis.

