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Office
181 Andrieux St
Ste 206
Sonoma, CA 95476Phone+1 707-495-7762Fax+1 707-938-7337
Summary
- Dr. Walter Prehn, MD is an internist in Sonoma, California. He is currently licensed to practice medicine in California.
Education & Training
California Pacific Medical CenterResidency, Internal Medicine, 1972 - 1975
Johns Hopkins University School of MedicineClass of 1972
Certifications & Licensure
CA State Medical License 1973 - 2019
