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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).

Learn more about Dr. Ronald Diebel:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Ronald Diebel is Average. Dr. Diebel has been reviewed by 7 patients who have provided 0 comments. The rating is 2.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 3.0
Courteous Staff 4.5
Accurate Diagnosis 4.0
Bedside Manner 3.0
Spends Time with Me 3.5
Follows Up After Visit 4.0

Specialties & Research

  • He has special expertise in 7 areas:
  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Bipolar Disorder / Manic Depressive Disorder
  • Depression
  • Depressive Disorder
  • Insomnia
  • Schizophrenia
  • Sleep Disorders

Education & Awards

Dr. Diebel graduated from Medical College of Wisconsin, Milwaukee.


Dr. Diebel has 2 hospital affiliations:

  • O'Connor Hospital - San Jose 
  • Regional Medical Center of San Jose 


  • English

> > > > Dr. Ronald Diebel, MD

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Additional Information
Dr. Ronald C Diebel MD is a male Psychiatrist, has 46 years of experience and practices in Psychiatry.
Where does Dr. Ronald C. Diebel practice?
Dr. Ronald Diebel has 2 office locations.
Dr. Ronald Diebel practices Psychiatry near San Jose, CA.
Additional practice locations include: Aptos, CA.
See San Jose Psychiatrists.