Doctor profile · Federal record

Dr. John Choi, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Warrenville, IL

  • NPI 1699765230
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
28375 Davis Pkwy, Suite 905
Warrenville, IL 605553030
(630) 836-1616
fax (630) 836-1612

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
October 12, 2007
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207W00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699765230. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,569
Distinct HCPCS
10
Medicare allowed
$118,771
HCPCS Description Services Patients Avg allowed
J0588 Injection, incobotulinumtoxin a, 1 unit 239 12 $5
99213 Established patient office or other outpatient visit, 20-29 minutes 214 146 $94
J0585 Injection, onabotulinumtoxina, 1 unit 169 12 $6
68840 Probing of nasal tear duct 142 100 $152
92285 Photography of content of eyes 136 119 $24
68761 Closure of tear duct opening using plug 122 69 $129
99214 Established patient office or other outpatient visit, 30-39 minutes 112 99 $133
92250 Photography of the retina 95 95 $39
92134 Imaging of retina 81 81 $41
92083 Exam of visual field with extended testing 74 72 $65

In context: peer comparison

Among 1 peers in this city , average services per provider: 98. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
855
Patients
341
Total drug cost
$184,247
Drug Type Claims Patients Total cost
Erythromycin (Erythromycin Base) Brand 373 125 $4,731
Restasis (Cyclosporine) Brand 127 68 $128,812
Latanoprost Generic 96 17 $1,128
Prednisolone Acetate Generic 54 50 $1,867
Cyclosporine Generic 39 24 $33,456
Doxycycline Monohydrate Generic 29 0 $757
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 27 20 $311
Prednisone Generic 23 21 $76
Timolol Maleate Generic 18 0 $114
Brimonidine Tartrate Generic 17 0 $85

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Choi's medical specialty?
Dr. John Choi practices Ophthalmology Physician in Warrenville, IL.
Where does Dr. John Choi practice?
Dr. John Choi practices at 28375 Davis Pkwy, Warrenville, IL 605553030. Office phone: 6308361616.
What is Dr. John Choi's NPI?
Dr. John Choi's National Provider Identifier (NPI) is 1699765230, issued by NPPES.
Does Dr. John Choi accept Medicare assignment?
Yes. Dr. John Choi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Choi commonly perform?
Top Medicare-reported procedures in 2023: Injection, incobotulinumtoxin a, 1 unit (HCPCS J0588); Established patient office or other outpatient visit (HCPCS 99213); Injection, onabotulinumtoxina, 1 unit (HCPCS J0585). Source: CMS Medicare Physician & Other Practitioners file.