Browse Health
Family Practitioner, Primary Care Doctor
13 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Catherine Johnsen:

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Specialties & Research

Dr. Catherine Johnsen, DO is board certified in Family Medicine.

Education & Awards

Dr. Johnsen graduated from Western University of Health Sciences, Pomona.


Dr. Johnsen has 6 hospital affiliations:

  • Sutter Memorial Hospital 
  • Santa Rosa Memorial Hospital 


  • Spanish

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Additional Information
Dr. Catherine Anne Johnsen DO is a female Family Practitioner, has 13 years of experience and practices in Family Medicine.
Where does Dr. Catherine A. Johnsen practice?
Dr. Catherine Johnsen has 2 office locations.
Dr. Catherine Johnsen practices Family Medicine near Santa Rosa, CA.
See Santa Rosa Family Physicians.