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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. Emil Koretzky is Excellent. Dr. Koretzky has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
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

  • He has special expertise in 5 areas:
  • Acne (Acne Vulgaris)
  • Acne Rosacea
  • Melanoma
  • Psoriasis
  • Skin Cancer

Education & Awards

Dr. Koretzky graduated from Louisiana State University at New Orleans.


Dr. Koretzky has 4 hospital affiliations:

  • Rochester Methodist Hospital 
  • District One Hospital 

> > > > Dr. Emil Koretzky, MD

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Additional Information
Dr. Emil David Koretzky MD is a male Dermatologist, has 41 years of experience and practices in Dermatology.
Where does Dr. Emil D. Koretzky practice?
Dr. Emil Koretzky has 2 office locations.
Dr. Emil Koretzky practices Dermatology near Owatonna, MN.
Additional practice locations include: Rochester, MN.
See Owatonna Dermatologists.