Kitsap Internal Medicine Patient Portal - Prevention Is . Health (1 days ago) Home Kitsap Medical Group hot www.kitsapmedical.com. Phone: (360) 297-2696. Fax: (360) 297-8295. The Kitsap Medical Group was founded in 1986 by Donald L Sharman, MD and consists of healthcare professionals including medical doctors, nurse practitioners and their support staff, all dedicated to providing continuous ....