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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).

Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. Deborah Aanonsen is Excellent. Dr. Aanonsen has been reviewed by 15 patients who have provided 5 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 4.4
Courteous Staff 4.6
Accurate Diagnosis 4.8
Bedside Manner 4.6
Spends Time with Me 4.6
Follows Up After Visit 4.6

Specialties & Research

Dr. Deborah Aanonsen, DO, MD is board certified in Internal Medicine.

Education & Awards

Dr. Aanonsen graduated from Des Moines University. She has 2 awards.

Patients' Choice Award (2012)
Compassionate Doctor Recognition (2012, 2014)


Dr. Aanonsen has 3 hospital affiliations:

  • Staten Island University Hospital North 
  • Staten Island University South 
  • Richmond University Medical Center 


  • Spanish
  • Russian
  • Chinese
  • Cantonese
  • English
  • Italian

> > > > Dr. Deborah Aanonsen, DO, MD

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Additional Information
Dr. Deborah Aanonsen DO and MD is a female Internist, has 23 years of experience and practices in Internal Medicine.
Where does Dr. Deborah Aanonsen practice?
Dr. Deborah Aanonsen has 2 office locations.
Dr. Deborah Aanonsen practices Internal Medicine near Staten Island, NY.
See Staten Island Internists.