Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Ronald Charles May, MD

Individual provider Ophthalmology Physician · NPI 1447250949

Dr. Ronald Charles May, MD is an Ophthalmology Physician in Deerfield, Illinois. Licensed in Illinois. Registered with an NPI since 2005.

Licensed in
IL
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

740 Waukegan Rd Ste 360
Deerfield, IL 60015
Phone: (847) 945-6770
Fax: (847) 945-3159
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 036-040593 (IL)
Ophthalmology Physician Taxonomy 207W00000X · Licence 036040593 (IL)

Record details

NPI number1447250949
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 26, 2005
Last updated in NPPESSeptember 4, 2018

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