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. John Ritter:
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- Currently 3.5 of 4 stars
The overall average patient rating of Dr. John Ritter, Anesthesiologist, Pain Medicine is Excellent.
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Specialties & Research
- He has special expertise in 2 areas:
- Nerve Block
Education & Awards
Dr. Ritter graduated from Medizinische Universitat Vienna. He has 2 awards.
Dr. Ritter has 5 hospital affiliations:
- Foothill Presbyterian Hospital
- Citrus Valley Medical Center - Queen of the Valley Campus