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Internist, Infectious Disease Specialist (virus, bacteria, parasites)
44 years of experience
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 (11)

The overall average patient rating of Dr. John Asher is Average. Dr. Asher has been reviewed by 13 patients who have provided 11 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 3.4
Courteous Staff 3.7
Accurate Diagnosis 3.1
Bedside Manner 3.2
Spends Time with Me 3.2
Follows Up After Visit 3.2

Specialties & Research

Dr. John Asher, MD is board certified in Internal Medicine and Infectious Disease.

  • He has special expertise in 3 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • HIV Infections
  • Hepatitis C

Education & Awards

Dr. Asher graduated from Washington University at St. Louis, Saint Louis. He has 2 awards.

Patients' Choice Award (2011)
Compassionate Doctor Recognition (2011)


  • Creole
  • Spanish
  • Yiddish
  • Haitian Creole
  • French

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Additional Information
Dr. John Errol Asher MD is a male Internist, has 44 years of experience and practices in Internal Medicine and Infectious Disease.
Where does Dr. John E. Asher practice?
Dr. John Asher has 2 office locations.
Dr. John Asher practices Internal Medicine and Infectious Disease near New York, NY.
See New York Internists and New York Infectious Disease Doctors.