MAMDOUH HASSAN ZEINI (M.D., PH.D) – Ophthalmology Physician, NPI 1184794372
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,548 OPHTHALMOLOGY in FL
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Provider Addresses for MAMDOUH HASSAN ZEINI (M.D., PH.D)
936, Bichara Boulevard, Lady Lake, The Villages, Lake County, Florida, 32159, United States
LADY LAKE, FL 321597714
Phone: (352) 753-9888
Fax: (352) 753-0947
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 12 Open Payments records for all available years, with a total value of $319.
Total Amount is formed as General ($319) + Research ($0) + Ownership ($0) = $319.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: ABBVIE INC. ($175).
Total Amount
$319
General + Research + Ownership
Payments
12
Total payment records
General Amount
$319
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
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: 2010-08-19
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 |
|---|---|---|---|---|
| I20100819000305 | I | Ophthalmology | FL | 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 |
|---|---|---|---|---|
| 68761 | Closure of tear duct opening using plug | 1,693 | 343 | $0 |
| 92012 | Established patient problem focused exam of visual system | 1,127 | 630 | $0 |
| 92250 | Photography of the retina | 923 | 614 | $0 |
| 92014 | Established patient complete exam of visual system | 768 | 748 | $0 |
| 92134 | Imaging of retina | 416 | 257 | $0 |
Insurance plans in this area (ZIP 32159)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OPHTHALMOLOGY | FL | 92083 | Measurement of field of vision during daylight conditions | 389 | 365 |
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