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36 years of experience
Video profile
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).

Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. Jeffrey Korff is Excellent. Dr. Korff has been reviewed by 20 patients who have provided 4 comments. The rating is 3.5 out of 4 stars.

Patient Ratings
Ease of Appointment 2.5
Promptness 3.0
Courteous Staff 3.2
Accurate Diagnosis 3.7
Bedside Manner 3.5
Spends Time with Me 3.4
Follows Up After Visit 3.2

Specialties & Research

Dr. Jeffrey Korff, MD is board certified in Internal Medicine.

  • He has special expertise in 3 areas:
  • Diabetes Mellitus
  • Diabetes
  • Thyroid Diseases

Education & Awards

Dr. Korff graduated from Tufts University, Boston.


Dr. Korff has 4 hospital affiliations:

  • Baystate Medical Center 
  • Baystate Mary Lane Hospital 


  • Spanish

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Additional Information
Dr. Jeffrey Korff MD is a male Internist, has 36 years of experience and practices in Internal Medicine.
Where does Dr. Jeffrey Korff practice?
Dr. Jeffrey Korff has 2 office locations.
Dr. Jeffrey Korff practices Internal Medicine near Northampton, MA.
See Northampton Internists.