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).
- Currently 4 of 4 stars
The overall average patient rating of Dr. John Viola is Excellent. Dr. Viola has been reviewed by 3 patients who have provided 2 comments. The rating is 4 out of 4 stars.
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Specialties & Research
Dr. John Viola, MD is board certified in Neurological Surgery.
He has special expertise in 5 Areas, including Back Injuries, Cervical Spine Disorders, and Head and Neck Disorder.2 more special expertise areas
More Specialties & Research
Education & Awards
Dr. Viola graduated from Thomas Jefferson University, Philadelphia.More Education & Awards
Dr. Viola has 8 hospital affiliations:
- North Colorado Medical Center
- Martin Memorial Medical Center
Accepted Insurance Plans
Dr. Viola accepts these health insurances in at least one office:
- Cigna - 3 plans
- Evercare - 1 plan
More Accepted Insurance
Learn more about Dr. John Viola:
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- Additional Information
- Where does Dr. John J. Viola practice?
Dr. John Viola practices Neurological Surgery near Greeley, CO.
Additional practice locations include: Loveland, CO and Fort Collins, CO.
See Greeley Neurological Surgeons.
- Similar Physician Names
- Dr. Deshawn Viola, Dr. Evan Viola, Dr. Giovanni Viola, Dr. Hank Viola, Dr. Hans Viola, Dr. Ian Viola, Dr. Ivan Viola, Dr. Jack Viola