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. Oscar Alonso:
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- Currently 2.5 of 4 stars
The overall average patient rating of Dr. Oscar Alonso is Good.
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Specialties & Research
Dr. Oscar Alonso, MD is board certified in Otolaryngology.
- He has special expertise in 2 areas:
- Laser Surgery
- Sleep Disorders
Education & Awards
Dr. Alonso graduated from Rush Medical College, Chicago.
Dr. Alonso has 4 hospital affiliations:
- Advocate Good Samaritan Hospital
- Elmhurst Memorial Hospital
Accepted Insurance Plans
Dr. Alonso accepts these health insurances in at least one office:
- United Healthcare - 19 plans
- Great-West Healthcare - 2 plans
- Unicare - 12 plans
- Blue Cross Blue Shield of Illinois - 2 plans
- Humana - 19 plans
- Medicare - 1 plan
- Cigna - 5 plans
- Aetna - 3 plans
Similar doctors nearby
- Additional Information
- Where does Dr. Oscar L. Alonso practice?
Dr. Oscar Alonso practices Otolaryngology near Downers Grove, IL.
See Downers Grove Otolaryngologists.