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DR. RONALD CHARLES MAY M.D.
NPI 1447250949
Ophthalmology in Deerfield, IL

Active since July 26, 2005
84.98/100
CMS Quality Rating
740 WAUKEGAN RD, SUITE 360, DEERFIELD, IL 60015(847) 945-6770(847) 945-3159 Get Directions Write a Review

NPPES record last updated: September 4, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Ronald Charles May M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. RONALD CHARLES MAY M.D. (NPI 1447250949) is an individual ophthalmology provider in Deerfield, Illinois, licensed in Illinois (036-040593) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1447250949
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. RONALD CHARLES MAYCredential: M.D.
Location Address740 WAUKEGAN RD, SUITE 360Deerfield, IL 60015
Mailing Address740 Waukegan Rd, Suite 360Deerfield, IL 60015-4374 · (847) 945-6770 · Fax (847) 945-3159
Phone(847) 945-6770
Fax(847) 945-3159
Sole ProprietorNo
Enumeration DateJuly 26, 2005
Last NPPES UpdateSeptember 4, 2018
✔ NPI 1447250949 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
Licenses✔ Licensed in IL · 036-040593✔ Licensed in IL · 036040593
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
740 WAUKEGAN RD, Deerfield, IL 60015
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Other Identifiers 2

Medicaid036040593IL
Other180007427Railroad Medicare

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

84.98/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40
Cost49.96

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. TAMARA R FOUNTAIN M.D.
Ophthalmology (Ophthalmic Plastic and Reconstructive Surgery)
740 WAUKEGAN RD, SUITE 360
DEERFIELD, IL 60015
Lake County (847) 945-6770
MATTHEW S. PLOFSKY MD
Family Medicine
740 WAUKEGAN RD, SUITE 300
DEERFIELD, IL 60015
Lake County (847) 945-6400
DR. DIANY MORALES M.D.
Ophthalmology
740 WAUKEGAN RD, SUITE 360
DEERFIELD, IL 60015
Lake County (847) 945-6770
DR. MITCHELL L WARREN M.D.
Ophthalmology
740 WAUKEGAN RD, SUITE 360
DEERFIELD, IL 60015
Lake County (847) 945-6770
OPHTHALMOLOGY PARTNERS, LTD.
Ophthalmology
740 WAUKEGAN RD, SUITE 360
DEERFIELD, IL 60015
Lake County (847) 945-6770

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ronald May's NPI number?

The NPI number for Ronald May is 1447250949. It was assigned to this individual provider in the NPPES registry on July 26, 2005.

Where is Ronald May located?

Ronald May practices at 740 Waukegan Rd Suite 360, Deerfield, IL 60015. The listed phone number is (847) 945-6770.

What is Ronald May's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

When was this NPI record last updated?

The NPPES record for Ronald May was last updated on September 4, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.