SUSAN G VIERLING (M.D.) – Ophthalmology Physician, NPI 1306825930
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
958 OPHTHALMOLOGY in IL
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Provider Addresses for SUSAN G VIERLING (M.D.)
172, Clinton Avenue, Elmhurst, DuPage County, Illinois, 60126, United States
ELMHURST, IL 601262907
Phone:
Type: Mailing
130, South Main Street, Lombard, DuPage County, Illinois, 60148, United States
SUITE 303
LOMBARD, IL 601482670
Phone: (630) 424-9877
Fax: (630) 424-9878
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 10 Open Payments records for all available years, with a total value of $398.
Total Amount is formed as General ($398) + Research ($0) + Ownership ($0) = $398.
Last reported payment date: 2024-12-02 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($176).
Total Amount
$398
General + Research + Ownership
Payments
10
Total payment records
General Amount
$398
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $176 |
| Alcon Vision LLC | $115 |
| Apellis Pharmaceuticals, Inc. | $108 |
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: 2005-02-08
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 |
|---|---|---|---|---|
| I20050208000340 | 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 |
|---|---|---|---|---|
| J2777 | Injection, faricimab-svoa, 0.1 mg | 12,780 | 42 | $0 |
| 92134 | Imaging of retina | 1,843 | 641 | $0 |
| 67028 | Injection of drug into eye | 1,134 | 240 | $0 |
| J0178 | Injection, aflibercept, 1 mg | 1,062 | 122 | $0 |
| 92014 | Established patient complete exam of visual system | 986 | 592 | $0 |
Insurance plans in this area (ZIP 60126)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OPHTHALMOLOGY | IL | 92134 | Diagnostic imaging of retina | 1494 | 503 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | IL | |
| O P H T H A L M O L O G Y | OH | |
| O P H T H A L M O L O G Y | IL | |
| O P H T H A L M O L O G Y | NY | |
| O P H T H A L M O L O G Y | IL | |
| O P H T H A L M O L O G Y | IL |
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