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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. Daniel Ratnarajah:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Daniel Ratnarajah is Excellent. Dr. Ratnarajah has been reviewed by 7 patients who have provided 3 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 4.0
Accurate Diagnosis 4.7
Bedside Manner 5.0
Spends Time with Me 4.7
Follows Up After Visit 3.7

Specialties & Research

Dr. Daniel Ratnarajah, MBBS, MD is board certified in Internal Medicine.

Education & Awards

Dr. Ratnarajah graduated from University College Galway. He has 3 awards.

Patients' Choice Award (2014 - 2015)
Compassionate Doctor Recognition (2014)
On-Time Doctor Award (2014 - 2015)


Dr. Ratnarajah has 2 hospital affiliations:

  • Oneida Healthcare Center 
  • Oneida City Hospital, Oneida, Ny 


  • Tamil

> > > > Dr. Daniel Ratnarajah, MBBS, MD

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Additional Information
Dr. Daniel Mahendran Ratnarajah MBBS and MD is a male Internist, has 22 years of experience and practices in Internal Medicine.
Where does Dr. Daniel M. Ratnarajah practice?
Dr. Daniel Ratnarajah has 1 office location.
Dr. Daniel Ratnarajah practices Internal Medicine near Oneida, NY.
See Oneida Internists.