JOHN L CHU (MD) – Ophthalmology Physician, NPI 1548285844
Ophthalmology Physician
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Profile Insights
NPPES metrics only — not quality of care.
958 OPHTHALMOLOGY in IL
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Provider Addresses for JOHN L CHU (MD)
Sequoia Drive, Aurora, Kane County, Illinois, 60542, United States
AURORA, IL 605066222
Phone: (630) 859-6800
Type: Mailing
Advocate Medical Group Outpatient Center, 1221, North Highland Avenue, Aurora, Kane County, Illinois, 60506, United States
AURORA, IL 605061404
Phone: (630) 859-8700
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $129.
Total Amount is formed as General ($129) + Research ($0) + Ownership ($0) = $129.
Last reported payment date: 2024-11-19 • Largest payer in this snapshot: BIOTISSUE HOLDINGS INC. ($64).
Total Amount
$129
General + Research + Ownership
Payments
7
Total payment records
General Amount
$129
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| BIOTISSUE HOLDINGS INC. | $64 |
| Alcon Vision LLC | $40 |
| Tarsus Pharmaceuticals, Inc. | $25 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2010-09-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100907000909 | I | Ophthalmology | IL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 647 | 423 | $0 |
| 92014 | Established patient complete exam of visual system | 489 | 445 | $0 |
| 92134 | Imaging of retina | 318 | 263 | $0 |
| 92136 | Measurement of corneal curvature and depth of eye | 299 | 175 | $0 |
| 92133 | Imaging of optic nerve | 262 | 261 | $0 |
Insurance plans in this area (ZIP 60506)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OPHTHALMOLOGY | IL | 92012 | Eye and medical examination for diagnosis and treatment, established patient | 137 | 121 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine | IL | |
| A N E S T H E S I O L O G Y | IL | |
| - | MN | |
| - | IL | |
| - | IL | |
| Rheumatology, Internal Medicine | IL | |
| - | IL | |
| Internal Medicine | IL | |
| P S Y C H I A T R Y | IL | |
| - | IL |
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