Jonathan Claassen, MD - Asante
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Jonathan Claassen

Jonathan Claassen, MD

Office Information

Doctor's Contact Information

  • Office Phone: 541-773-7273
  • Fax: 541-773-2027




Primary Specialty

  • Anesthesiology


  • Anesthesiology

Promotional Designations


College: B.A. University of California, Santa Cruz, 1994

Medical School: UNC Chapel Hill School of Medicine, 2002

Internship: Eastern Carolina University, North Carolina, 2003

Residency: University of California, San Francisco, 2006

Board Certification: Anesthesiology, 2007


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Contact Us

High-quality health care for everyone

As the largest health care provider in nine counties, Asante provides comprehensive medical care to more than 600,000 people throughout southern Oregon and northern California. Our facilities include Asante Ashland Community Hospital in Ashland, Asante Rogue Regional Medical Center in Medford, Asante Three Rivers Medical Center in Grants Pass, Asante Physician Partners and additional health care partnerships throughout the region.