IAN PATTERSON (MD) – Ophthalmology Physician, NPI 1952920654
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
843 OPHTHALMOLOGY in OH
Provider Addresses for IAN PATTERSON (MD)
3545 LINCOLN WAY E STE A
MASSILLON, OH 446468624
Phone: (330) 837-5191
Fax: (330) 837-0755
Type: Mailing
2139 AUBURN AVE
CINCINNATI, OH 452192906
Phone:
Type: Mailing
5758 S. MARYLAND AVENUE
DCAM EYE CENTER
CHICAGO, IL 60637
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $258.
Total Amount is formed as General ($258) + Research ($0) + Ownership ($0) = $258.
Last reported payment date: 2024-11-04 • Largest payer in this snapshot: Alcon Vision LLC ($201).
Total Amount
$258
General + Research + Ownership
Payments
6
Total payment records
General Amount
$258
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alcon Vision LLC | $201 |
| Sight Sciences, Inc. | $39 |
| Oyster Point Pharma, Inc. | $18 |
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: 2024-09-16
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20240916002712 | I | Ophthalmology | OH | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 44646)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | OH | |
| O P T O M E T R Y | OH | |
| 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 | OH | |
| O P H T H A L M O L O G Y | MO |
Reviews
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