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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 (5)

The overall average patient rating of Dr. Ronald May is Excellent. Dr. May has been reviewed by 21 patients who have provided 5 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.7
Courteous Staff 4.7
Accurate Diagnosis 5.0
Bedside Manner 4.9
Spends Time with Me 5.0
Follows Up After Visit 4.7

Specialties & Research

Dr. Ronald May, MD is board certified in Ophthalmology.

  • He has special expertise in 1 area:
  • Lens Implants (Intraocular Lens Implantation)

Education & Awards

Dr. May graduated from Rosalind Franklin University, North Chicago. He has 4 awards.

Patients' Choice 5th Anniversary Award (2012)
Patients' Choice Award (2008 - 2012, 2014 - 2015)
Compassionate Doctor Recognition (2011 - 2012, 2014 - 2015)
On-Time Doctor Award (2014 - 2015)


Dr. May has 9 hospital affiliations:

  • Northwestern Lake Forest Hospital 
  • Evanston Hospital 


  • English
  • Spanish

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Additional Information
Dr. Ronald Charles May MD is a male Ophthalmologist, has 49 years of experience and practices in Ophthalmology.
Where does Dr. Ronald C. May practice?
Dr. Ronald May has 2 office locations.
Dr. Ronald May practices Ophthalmology near Deerfield, IL.
Additional practice locations include: Lake Forest, IL.
See Deerfield Ophthalmologists.