Dr. Dennis Michael O'Neill MD is a male General Practitioner, has 32 years of experience and practices in Internal Medicine, Geriatric Medicine, General Practice, and Hospitalist.
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).
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- Currently 1 of 4 stars
The overall average patient rating of Dr. Dennis O'Neill is Poor.
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Specialties & Research
Dr. Dennis O'Neill, MD is board certified in Internal Medicine and Geriatric Medicine.
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Education & Awards
Dr. O'Neill graduated from Drexel University , Philadelphia.More Education & Awards
Dr. O'Neill has 7 hospital affiliations:
- Riverside Regional Medical Center
- Riverside Walter Reed Hospital
Accepted Insurance Plans
Dr. O'Neill accepts these health insurances in at least one office:
- United Healthcare - 20 plans
- Cigna - 10 plans
- Humana - 10 plans
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