Doctor profile · Federal record
Dr. Ronald May, M.D.
Ophthalmology Physician · Ophthalmology Physician · Deerfield, IL
- NPI 1447250949
- MIPS 85.0 / 100 · 2023
- 21 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
740 Waukegan RD, Suite 360
Deerfield, IL 60015
(847) 945-6770
fax (847) 945-3159
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- September 4, 2018
- Specialty taxonomy
- 207W00000X — NUCC code
- State licenses (2)
- Illinois #036-040593 · Illinois #036040593
- Medicaid
- IL #036040593
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447250949. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
489
Distinct HCPCS
6
Medicare allowed
$52,837
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 156 | 155 | $132 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 140 | 114 | $95 | |
92014 |
Established patient complete exam of visual system | 106 | 106 | $132 | |
92133 |
Imaging of optic nerve | 40 | 40 | $36 | |
92083 |
Exam of visual field with extended testing | 30 | 29 | $64 | |
92012 |
Established patient problem focused exam of visual system | 17 | 16 | $94 |
In context: peer comparison
Among 2 peers in Deerfield Ophthalmology Physician, average services per provider: 77. This provider delivers 6.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
402
Patients
96
Total drug cost
$33,176
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 176 | 42 | $4,701 |
| Timolol Maleate | Generic | 142 | 40 | $7,347 |
| Lumigan (Bimatoprost) | Brand | 28 | 0 | $12,279 |
| Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) | Brand | 19 | 14 | $1,126 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 14 | 0 | $334 |
| Combigan (Brimonidine Tartrate/Timolol) | Brand | 12 | 0 | $5,280 |
| Travoprost | Generic | 11 | 0 | $2,108 |
Frequently asked questions
What is Dr. Ronald May's medical specialty?
Dr. Ronald May practices Ophthalmology Physician in Deerfield, IL.
Where does Dr. Ronald May practice?
Dr. Ronald May practices at 740 Waukegan RD, Deerfield, IL 60015. Office phone: 8479456770.
What is Dr. Ronald May's NPI?
Dr. Ronald May's National Provider Identifier (NPI) is 1447250949, issued by NPPES.
What procedures does Dr. Ronald May commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.