DIANNA LIU (M.D.) – Ophthalmology Physician, NPI 1477830511
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
960 OPHTHALMOLOGY in IL
Provider Addresses for DIANNA LIU (M.D.)
645 N MICHIGAN AVE STE 440
CHICAGO, IL 606115899
Phone:
Type: Mailing
9 POINT WEST BLVD
SAINT CHARLES, MO 633014431
Phone: (636) 441-7900
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 48 Open Payments records for all available years, with a total value of $1,789.
Total Amount is formed as General ($1,789) + Research ($0) + Ownership ($0) = $1,789.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Alcon Vision LLC ($747).
Total Amount
$1,789
General + Research + Ownership
Payments
48
Total payment records
General Amount
$1,789
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alcon Vision LLC | $747 |
| ABBVIE INC. | $547 |
| Glaukos Corporation | $151 |
| Coherus Biosciences Inc. | $125 |
| Bausch & Lomb Americas Inc. | $24 |
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: 2021-07-06
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 |
|---|---|---|---|---|
| I20210706002245 | I | Ophthalmology | MO | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 272 | 117 | $0 |
| 92083 | Exam of visual field with extended testing | 247 | 142 | $0 |
| 92014 | Established patient complete exam of visual system | 162 | 150 | $0 |
| 92012 | Established patient problem focused exam of visual system | 151 | 115 | $0 |
| 92133 | Imaging of optic nerve | 141 | 120 | $0 |
Insurance plans in this area (ZIP 60611)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | MO | |
| - | MO | |
| O P H T H A L M O L O G Y | MO | |
| O P H T H A L M O L O G Y | MO |
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