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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 (11)

The overall average patient rating of Dr. Stefan Karos is Average. Dr. Karos has been reviewed by 34 patients who have provided 11 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 3.5
Promptness 2.8
Courteous Staff 3.5
Accurate Diagnosis 2.5
Bedside Manner 2.1
Spends Time with Me 2.3
Follows Up After Visit 2.4

Specialties & Research

Dr. Stefan Karos, MD is board certified in Urology.

  • He has special expertise in 2 areas:
  • Calculi (Stones)
  • Overactive Urinary Bladder

Education & Awards

Dr. Karos graduated from UMDNJ, Newark.


Dr. Karos has 15 hospital affiliations:

  • Athol Memorial Hospital 
  • U Mass Memorial Med Ctr - Memorial Campus 


  • French
  • Spanish
  • Greek

> > > > Dr. Stefan Karos, MD

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Additional Information
Dr. Stefan G Karos MD is a male Urologist, has 26 years of experience and practices in Urology.
Where does Dr. Stefan G. Karos practice?
Dr. Stefan Karos has 1 office location.
Dr. Stefan Karos practices Urology near Leominster, MA.
See Leominster Urologists.