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Geriatric Specialist (elderly care)
43 years of experience
Accepting new patients
License & Identifications

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. Walter Nieri:

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Specialties & Research

Dr. Walter Nieri, MD is board certified in Geriatric Medicine.

Education & Awards

Dr. Nieri graduated from Loyola University Chicago, Maywood.


Dr. Nieri has 6 hospital affiliations:

  • St Joseph's Hospital 
  • St Luke's Medical Center 

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Additional Information
Dr. Walter John Nieri MD is a male Internist, has 43 years of experience and practices in Geriatric Medicine.
Where does Dr. Walter J. Nieri practice?
Dr. Walter Nieri has 3 office locations.
Dr. Walter Nieri practices Geriatric Medicine near Sun City, AZ.
Additional practice locations include: Phoenix, AZ.
See Sun City Geriatric Doctors.