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. Arun Rao:
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Specialties & Research
Dr. Arun Rao, MD is board certified in Internal Medicine and Geriatric Medicine.
- He has special expertise in 2 areas:
- Geriatric Medicine
- House Calls
Education & Awards
Dr. Rao graduated from UMDNJ Robert Wood Johnson, Piscataway.
Dr. Rao has 6 hospital affiliations:
- New York Presbyterian Hospital / Columbia
- Nyp-Weill Cornell