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Dermatologist (skin)
48 years of experience
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. Dennis Leahy:

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Specialties & Research

Dr. Dennis Leahy, MD is board certified in Dermatology.

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

Education & Awards

Dr. Leahy graduated from University of Minnesota, Twin Cities, Minneapolis.


Dr. Leahy has 3 hospital affiliations:

  • United Hospital 
  • United Hospital St. Paul, Minnesota 
  • Sister Kenny Rehabilitation Institute 

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Additional Information
Dr. Dennis Miland Leahy MD is a male Dermatologist, has 48 years of experience and practices in Dermatology.
Where does Dr. Dennis M. Leahy practice?
Dr. Dennis Leahy has 5 office locations.
Dr. Dennis Leahy practices Dermatology near Saint Paul, MN.
See Saint Paul Dermatologists.