Jeanette Welker, FNP-BC – Oregon Optimal Healthby MTHFRTeamJanuary 12, 2025January 12, 2025 Functional Medicine. Jeanette Welker, FNP-BC – Oregon Optimal Health1200 Executive ParkwaySuite 360Eugene OR Unknown USAPhone: (541)-762-1155Email: info@oregonoptimalhealth.com