Dr. Koshak is on Doximity
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Office
11631 Victory Boulevard
101
North Hollywood, CA 91606Phone+1 818-764-8838Fax+1 818-764-3032
Education & Training
- NYU Grossman School of MedicineResidency, Anesthesiology, 1979 - 1981
- Universite Libre de Bruxelles Faculty of MedicineClass of 1979
Certifications & Licensure
- CA State Medical License 1981 - 2026
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