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    Dr. Gruen's Overview

    Dr. Gruen graduated from the Columbia University College of Physicians and Surgeons in 1986. He works in Los Angeles, CA and specializes in Surgery , Neurological. Dr. Gruen is affiliated with Keck Medical Center Of USC and LAC USC Medical Center.

    Dr. Gruen's Experience

    Years in Practice: 31

    Procedures Performed by Dr. Gruen

    Dr. Gruen's Specialties

    Surgery , Neurological

    Dr. Gruen's Education & Training

    Medical School: Columbia University College of Physicians and Surgeons; Graduated 1986

    Dr. Gruen's Rating

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    Overall Rating


    • Explains conditions & treatments
    • Takes time to answer my questions
    • Provides follow-up as needed
    • View All Ratings

    Dr. Gruen's Accepted Insurance

    Please verify insurance information directly with your doctor's office as it may change frequently.

    • Aetna Choice POS II
    • Aetna Savings Plus of CA
    • Aetna Signature Administrators PPO
    • BCBS Blue Card PPO
    • Blue Cross CA PPO Prudent Buyer Small Group
    • Blue Cross CA PPO Prudent Buyer Individual
    • Blue Cross CA PPO Prudent Buyer Large Group
    • Blue Cross CA Select PPO
    • Blue Shield CA Bronze Full PPO 4500
    • Blue Shield CA PPO
    • View More

    Dr. Gruen's Office Information & Appointments

    Office Locations

    USC Medical Center Neurosurgery

    1520 San Pablo St Ste 3800
    Los Angeles, CA 90033
    (323) 442-5720


    Office Hours and Information

    Fax: (323) 442-7543

    Practice Website: Not Available

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 8:30 AM - 4:30 PM
    Tuesday 8:30 AM - 4:30 PM
    Wednesday 8:30 AM - 4:30 PM
    Thursday 8:30 AM - 4:30 PM
    Friday 8:30 AM - 4:30 PM
    Saturday Closed
    Sunday Closed

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    Dr. Gruen's Hospital Affiliations

    Office Locations