Dr. Horstmann is on Doximity
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Office
2 W Fern Ave
Redlands, CA 92373Phone+1 909-793-3311Fax+1 909-796-4158
Education & Training
Stony Brook Medicine/Southampton HospitalResidency, Family Medicine, 1981 - 1983
Scripps Mercy HospitalResidency, Anesthesiology, 1979 - 1980- Scripps Mercy HospitalInternship, Transitional Year, 1977 - 1978
Washington University in St. Louis School of MedicineClass of 1977
Certifications & Licensure
IL State Medical License 1978 - Present
CA State Medical License 1979 - 2026
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