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  • Pathology, Emergency Medicine, Forensic Pathology
  • 50 years of experience
  • Adventist Health Simi Valley 2975 Sycamore Dr, Simi Valley, CA 93065
  • (805) 955-6000

Brief Intro

Dr. Drehsen graduated from the Louisiana State University School of Medicine In New Orleans,University of California Irvine College of Medicine in 1975. He works in Simi Valley, CA and 1 other location and specializes in Emergency Medicine, Pathology and Forensic Pathology.

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Education Background

MEDICAL SCHOOL

Louisiana State University School Of Medicine In New Orleans

University Of California Irvine College Of Medicine - 1975

Location & Hours

  • Adventist Health Simi Valley
  • 2975 Sycamore Dr, Simi Valley, CA 93065

Specialties Treated

  • Emergency Medicine
  • Pathology
  • Forensic Pathology

Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • Medicare
  • Cancer 86
  • Cardiology, Heart & Vascular Surgery 79
  • Orthopedics 161
  • Neurology & Neurosurgery 120
  • Gastroenterology & GI Surgery 149
  • Pulmonology & Lung Surgery 161
  • Diabetes & Endocrinology 65
  • Children's Hospital 18
  • Urology 149
  • Psychiatry 91
  • Geriatrics 143
  • Rehabilitation 73
  • Obsterics & Gynecology 23
  • Ophthalmology 8
  • Ear, Nose & Throat 10
  • Rheumatology 4
  • Long Term Care 19
  • Maternity Care (Uncomplicated Pregnancy) 99