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

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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).

Learn more about Dr. Jonathan Krohn:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Jonathan Krohn is Good. Dr. Krohn has been reviewed by 8 patients who have provided 2 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 4.3
Courteous Staff 4.3
Accurate Diagnosis 3.9
Bedside Manner 3.9
Spends Time with Me 3.9
Follows Up After Visit 4.3

Specialties & Research

Dr. Jonathan Krohn, MD is board certified in Internal Medicine and Infectious Disease.

  • He has special expertise in 4 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • HIV Infections
  • Hepatitis C
  • Infectious Disease

Education & Awards

Dr. Krohn graduated from New York University - Mount Sinai.


Dr. Krohn has 12 hospital affiliations:

  • Stony Brook University Hospital 
  • John T Mather Memorial Hospital 

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Additional Information
Dr. Jonathan Adam Krohn MD is a male Internist, has 28 years of experience and practices in Internal Medicine and Infectious Disease.
Where does Dr. Jonathan A. Krohn practice?
Dr. Jonathan Krohn has 1 office location.
Dr. Jonathan Krohn practices Internal Medicine and Infectious Disease near East Setauket, NY.
See East Setauket Internists and East Setauket Infectious Disease Doctors.