Internist/ Geriatrician
13 years of experience
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 (0)

The overall average patient rating of Dr. Dinesh Sethi, Internist/ Geriatrician is Good. Dr. Sethi has been reviewed by 7 patients who have provided 0 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 2.0
Courteous Staff 1.0
Accurate Diagnosis 1.0
Bedside Manner 1.0
Spends Time with Me 2.0
Follows Up After Visit 1.0

Specialties & Research

Dr. Dinesh Sethi, MD is board certified in Internal Medicine and Geriatric Medicine.

  • He has special expertise in 4 areas:
  • Alzheimer Disease
  • Diabetes
  • Myocardial Diseases
  • Rheumatoid Arthritis

Education & Awards

Dr. Sethi graduated from Jammu University Medical College.


Dr. Sethi has 4 hospital affiliations:

  • John T Mather Memorial Hospital 
  • Brookhaven Memorial Hospital 


  • Spanish
  • Hindi

> > > > Dr. Dinesh Sethi, MD

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Additional Information
Dr. Dinesh DR Sethi MD is a male Internist, has 13 years of experience and practices in Internal Medicine and Geriatric Medicine.
Where does Dr. Dinesh D. Sethi practice?
Dr. Dinesh Sethi has 5 office locations.
Dr. Dinesh Sethi practices Internal Medicine and Geriatric Medicine near Port Jefferson, NY.
Additional practice locations include: Nesconset, NY and Huntington, NY.
See Port Jefferson Internists and Port Jefferson Geriatric Doctors.