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).
Our records indicate this doctor is retired.
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The overall average patient rating of Dr. John Ryan, Otolaryngologist is Excellent.
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Specialties & Research
Dr. John Ryan, MD, PC is board certified in Otolaryngology.
Education & Awards
Dr. Ryan graduated from Saint Louis University.
Dr. Ryan has 3 hospital affiliations:
- Mt Sinai Hospital
- Lenox Hill Hospital
- Manhattan Eye Ear Throat Hospital
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- Additional Information
- Dr. John Ryan MD and PC is a male Otolaryngologist, has 50 years of experience and practices in Otolaryngology.
- Where does Dr. John Ryan practice?
- Dr. John Ryan has 1 office location.
Dr. John Ryan practices Otolaryngology near New York, NY.
See New York Otolaryngologists.