Doctor profile · Federal record

Dr. Zhuangjun Si, MD

Glaucoma Specialist (Ophthalmology) Physician (CMS: Ophthalmology) · Ophthalmology Physician · Wheaton, IL

  • NPI 1932605672
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2015 N Main St
Wheaton, IL 601873190
(630) 634-2771

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
August 27, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207WX0009X — NUCC code
State license (1)
Illinois #036.163377

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932605672. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
411
Distinct HCPCS
9
Medicare allowed
$39,557
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 128 94 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 82 78 $90
92133 Imaging of optic nerve 46 46 $37
92020 Exam of the internal drainage system of eye 43 43 $28
92083 Exam of visual field with extended testing 38 38 $62
76514 Ultrasound scan of cornea to determine thickness 24 24 $11
99204 New patient office or other outpatient visit, 45-59 minutes 24 24 $170
92014 Established patient complete exam of visual system 14 14 $125
66180 Creation of shunt to improve eye fluid flow using tissue graft 12 12 $338

In context: peer comparison

Among 3 peers in Wheaton Glaucoma Specialist (Ophthalmology) Physician, average services per provider: 198. This provider delivers 2.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,363
Transactions
24
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
New World Medical,INC. 8 $656.57
Alcon Vision LLC 5 $309.94
Abbvie INC. 5 $225.70
Regeneron Healthcare Solutions, INC. 2 $77.66
Astellas Pharma US INC 2 $46.70
Apellis Pharmaceuticals, INC. 1 $23.74
Thea Pharma INC. 1 $23.10

By nature of payment

Food and Beverage
$1,363

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,091
Patients
1,134
Total drug cost
$235,589
Drug Type Claims Patients Total cost
Latanoprost Generic 1,035 338 $20,065
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 519 192 $16,439
Brimonidine Tartrate Generic 439 143 $12,576
Timolol Maleate Generic 225 77 $6,537
Prednisolone Acetate Generic 200 129 $8,401
Dorzolamide Hcl Generic 158 60 $4,083
Lumigan (Bimatoprost) Brand 112 31 $51,034
Combigan (Brimonidine Tartrate/Timolol) Brand 67 19 $27,568
Ketorolac Tromethamine Generic 58 46 $1,760
Rhopressa (Netarsudil Mesylate) Brand 56 16 $24,003

Frequently asked questions

Auto-generated from federal data
What is Dr. Zhuangjun Si's medical specialty?
Dr. Zhuangjun Si practices Glaucoma Specialist (Ophthalmology) Physician in Wheaton, IL.
Where does Dr. Zhuangjun Si practice?
Dr. Zhuangjun Si practices at 2015 N Main St, Wheaton, IL 601873190. Office phone: 6306342771.
What is Dr. Zhuangjun Si's NPI?
Dr. Zhuangjun Si's National Provider Identifier (NPI) is 1932605672, issued by NPPES.
Does Dr. Zhuangjun Si accept Medicare assignment?
Yes. Dr. Zhuangjun Si accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zhuangjun Si 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); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.