DR. CATHERINE C SAJN (OD) – Optometrist, NPI 1679706311
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,715 OPTOMETRY in IL
Provider Addresses for DR. CATHERINE C SAJN (OD)
1870 SILVER CROSS BLVD STE 110
NEW LENOX, IL 604518640
Phone: (815) 485-2727
Fax: (815) 485-3034
Type: Mailing
15900 W 127th St Ste 200
Lemont, IL 604392912
Phone: (815) 485-2727
Fax: (815) 485-3034
Type: Location
13114, Western Avenue, Blue Island, Worth Township, Cook County, Illinois, 60406, United States
BLUE ISLAND, IL 604062439
Phone: (708) 388-1228
Fax: (708) 388-1696
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 19 Open Payments records for all available years, with a total value of $405.
Total Amount is formed as General ($405) + Research ($0) + Ownership ($0) = $405.
Last reported payment date: 2024-06-11 • Largest payer in this snapshot: ABBVIE INC. ($146).
Total Amount
$405
General + Research + Ownership
Payments
19
Total payment records
General Amount
$405
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $146 |
| Oyster Point Pharma, Inc. | $45 |
| Bausch & Lomb Americas Inc. | $42 |
| Sun Pharmaceutical Industries Inc. | $42 |
| Alcon Vision LLC | $37 |
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: 2009-11-20
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 |
|---|---|---|---|---|
| I20091120000451 | I | Optometry | 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 |
|---|---|---|---|---|
| 92014 | Established patient complete exam of visual system | 412 | 409 | $0 |
| 83861 | Microfluid analysis of tears | 232 | 102 | $0 |
| 92250 | Photography of the retina | 156 | 153 | $0 |
| 92083 | Exam of visual field with extended testing | 154 | 146 | $0 |
| 92133 | Imaging of optic nerve | 148 | 144 | $0 |
Insurance plans in this area (ZIP 60451)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | IL | |
| O P H T H A L M O L O G Y | NJ | |
| 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 |
Reviews
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