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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. Robert Lonian:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Robert Lonian is Excellent. Dr. Lonian has been reviewed by 5 patients who have provided 1 comments. The rating is 5 out of 5 stars.

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

Specialties & Research

Dr. Robert Lonian, MD is board certified in Internal Medicine.

Education & Awards

Dr. Lonian graduated from Harvard University , Boston. He has 1 awards.

Compassionate Doctor Recognition (2014)


Dr. Lonian has 24 hospital affiliations:

  • Medical City Dallas Hospital 
  • Texas Health Presbyterian Hospital Plano 


  • Spanish

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Additional Information
Dr. Robert Duke Lonian MD is a male Internist, has 38 years of experience and practices in Internal Medicine.
Where does Dr. Robert D. Lonian practice?
Dr. Robert Lonian has 1 office location.
Dr. Robert Lonian practices Internal Medicine near Dallas, TX.
See Dallas Internists.