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
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- Additional Information
- Dr. Catherine Anne Johnsen DO is a female Family Practitioner, has 12 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 Primary Care Doctors.