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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).

Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Harold Thies is Good. Dr. Thies has been reviewed by 3 patients who have provided 0 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Courteous Staff 2.3
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Harold Thies, MD is board certified in Internal Medicine and Nephrology.

Education & Awards

Dr. Thies graduated from University of Missouri at Columbia.


Dr. Thies has 10 hospital affiliations:

  • North Shore University Hospital 
  • North Shore/Long Island Jewish Hospital System - Franklin Hospital Med Ctr 


  • Spanish

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Additional Information
Dr. Harold Lee Thies MD is a male Internist, has 34 years of experience and practices in Internal Medicine and Nephrology.
Where does Dr. Harold L. Thies practice?
Dr. Harold Thies has 3 office locations.
Dr. Harold Thies practices Internal Medicine and Nephrology near New Hyde Park, NY.
See New Hyde Park Internists and New Hyde Park Nephrologists.