Natalia Johnsen, MD

Natalia Johnsen, MD, is a triple board-certified physician in internal medicine, lifestyle medicine, and obesity medicine, practicing as an internist and consultant at the Vancouver Clinic in Vancouver, Washington.

Dr. Johnsen began her medical career as an ob-gyn in Russia before relocating to the United States in 2000. She completed her internal medicine internship at the University of Nevada and her residency at a Stanford-affiliated program in Santa Clara, California.

Deeply interested in the impact of lifestyle on both physical and mental health, Johnsen transitioned her focus toward prevention-based care after witnessing how many chronic conditions could be avoided or improved through lifestyle interventions. She became board-certified in lifestyle medicine in 2021 and further expanded her expertise by earning board certification in obesity medicine in 2025.

Johnsen is passionate about empowering patients with evidence-based tools to achieve sustainable health and long-term well-being.

• General Medical Education, Nizhny Novgorod State Medical Academy, Nizhny Novgorod, Russia
• Doctor of Medicine (MD), Nizhny Novgorod State Medical Academy, Nizhny Novgorod, Russia
• Internship in Internal Medicine, University of Nevada, Las Vegas
• Residency, Kaiser Permanente Medical Center, Santa Clara, California

• Board-certified in Internal Medicine
• Board-certified in Lifestyle Medicine
• Board-certified in Obesity Medicine

• Legacy Health Financial Stewardship Award for Work on Reducing Patients' Hospital Length of Stay, 2019
  
• Special Contributor Award, PeaceHealth Southwest Medical Center, 2012
• Excellent Medical Student Teaching Award, Kaiser Permanente Medical Center, Santa Clara, California, 2004-2005

• Member, American College of Lifestyle Medicine
• Member, The Obesity Society