Suggest an Edit Name* Categories* Doctor Hospital Pharmacy Add category State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 09:00 am — 05:00 pm Tuesday: 09:00 am — 05:00 pm Wednesday: 09:00 am — 05:00 pm Thursday: 09:00 am — 05:00 pm Friday: 09:00 am — 05:00 pm Saturday: 09:00 am — 03:00 pm Company description Dr. John Peter Gruen located in the city of Los Angeles, state California. The legal address of the Doctor 1520 San Pablo St. Directions to the Doctor Dr. John Peter Gruen can be found on our interactive map. Ask your questions by calling 3234425720 on workdays.NPI number: Data not providedProvider's gender: Data not providedPractice names: Data not providedBoard certifications: American Board of Neurological Surgery Certification in Neurological Surgery Your comments (not for publishing) * — Required information Dr. John Peter Gruen - Los Angeles ← View details 1520 San Pablo St, California, Los Angeles, 90033, Los Angeles, California 90033 3234425720