SAMANTHA LYNN MAREK (MD) – Cornea and External Diseases Specialist Physician, NPI 1154982056
Cornea and External Diseases Specialist Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,144 OPHTHALMOLOGY in PA
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Provider Addresses for SAMANTHA LYNN MAREK (MD)
Einstein Medical Center Philadelphia, 5501, Old York Road, Tabor, Philadelphia, Philadelphia County, Pennsylvania, 19141, United States
PHILADELPHIA, PA 191413018
Phone:
Type: Mailing
915 OLD FERN HILL RD STE 200
WEST CHESTER, PA 193803433
Phone: (610) 696-1230
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 25 Open Payments records for all available years, with a total value of $1,150.
Total Amount is formed as General ($1,150) + Research ($0) + Ownership ($0) = $1,150.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Alcon Vision LLC ($339).
Total Amount
$1,150
General + Research + Ownership
Payments
25
Total payment records
General Amount
$1,150
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2024-07-01
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 |
|---|---|---|---|---|
| I20240701002300 | I | Ophthalmology | PA | 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 19141)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | PA | |
| O P T O M E T R Y | PA | |
| O P H T H A L M O L O G Y | PA | |
| O P T O M E T R Y | PA | |
| O P H T H A L M O L O G Y | PA | |
| O P T O M E T R Y | PA | |
| O P H T H A L M O L O G Y | PA | |
| O P T O M E T R Y | PA | |
| O P H T H A L M O L O G Y | PA | |
| O P H T H A L M O L O G Y | PA |
Reviews
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