Dr. John Ritter Dietz MD is a male Neurologist, has 33 years of experience and practices in Neurology.
Dr. John Dietz has 3 office locations.
4910 Van Nuys Blvd
Ste 302
Sherman Oaks, Sherman Oaks, CA 91403

Phone Number
Locations and availability (3)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

  • Currently 4 of 4 stars
Patient comments (0)

The overall average patient rating of Dr. John Dietz is Excellent. Dr. Dietz has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. John Dietz, MD is board certified in Neurology.

Education & Awards

Dr. Dietz graduated from Thomas Jefferson University, Philadelphia.


Dr. Dietz has 9 hospital affiliations:

  • Providence Saint Joseph Medical Center 
  • Sherman Oaks Hospital and Health Center 

Accepted Insurance Plans

Dr. Dietz accepts these health insurances in at least one office:

  • Aetna - 3 plans
  • United Healthcare - 16 plans
  • Blue Shield of California - 93 plans
  • Great-West Healthcare - 2 plans
  • Anthem Blue Cross - 17 plans
  • Humana - 2 plans
  • Cigna - 4 plans
  • LA Care Health Plan - 1 plan


  • Hungarian
  • Spanish

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Additional Information
Where does Dr. John R. Dietz practice?
Dr. John Dietz practices Neurology near Sherman Oaks, CA.
Additional practice locations include: Los Angeles, CA.
See Sherman Oaks Neurologists.