David Costner

David Costner, FNP, brings more than 20 years of patient‑centered experience to Costner Care Family Clinic. After earning his Bachelor of Science in Nursing from Chamberlain College of Nursing and a Master of Science in Nursing from Southern Adventist University, he spent nearly fifteen years as a family nurse practitioner before opening his own clinic in Plains, Montana. His practice emphasizes a Direct Primary Care model that prioritizes long‑term relationships, same‑day access, and comprehensive, preventive care for individuals and families.

At Costner Care Family Clinic, David focuses on delivering compassionate, holistic care that integrates chronic disease management, wellness counseling, and personalized treatment plans. He is committed to fostering a supportive community environment where patients feel heard and empowered to take an active role in their health, reflecting his belief that accessible, affordable primary care is essential for thriving families.