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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 (3)

The overall average patient rating of Dr. John Decarlo is Average. Dr. Decarlo has been reviewed by 9 patients who have provided 3 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 3.7
Courteous Staff 4.3
Accurate Diagnosis 4.0
Bedside Manner 3.7
Spends Time with Me 4.3
Follows Up After Visit 4.0

Specialties & Research

Dr. John Decarlo, MD is board certified in Ophthalmology.

  • He has special expertise in 2 areas:
  • Corneal Diseases
  • Lens Implants (Intraocular Lens Implantation)

Education & Awards

Dr. Decarlo graduated from Loyola University Chicago, Maywood.


Dr. Decarlo has 29 hospital affiliations:

  • Aurora Sinai Medical Center 
  • Wheaton Franciscan Healthcare - St Francis 


  • English

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Additional Information
Dr. John Dominic Decarlo MD is a male Ophthalmologist, has 37 years of experience and practices in Ophthalmology.
Where does Dr. John D. Decarlo practice?
Dr. John Decarlo has 3 office locations.
Dr. John Decarlo practices Ophthalmology near Milwaukee, WI.
Additional practice locations include: Kenosha, WI.
See Milwaukee Ophthalmologists.