RONALD ERIC PRENTIS FRENKEL (M.D.) – Ophthalmology Physician, NPI 1649280553
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,548 OPHTHALMOLOGY in FL
Provider Addresses for RONALD ERIC PRENTIS FRENKEL (M.D.)
1821 SE Port St Lucie Blvd
Port St Lucie, FL 349525544
Phone: (772) 337-5332
Fax: (772) 398-1376
Type: Location
PO BOX 896
STUART, FL 349950896
Phone: (772) 287-9000
Fax: (772) 287-0507
Type: Mailing
John B Fasano MD, 509, Southeast Riverside Drive, Stuart, Martin County, Florida, 34994, United States
SUITE 302
STUART, FL 349942579
Phone: (772) 287-9000
Fax: (772) 287-0507
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 33 Open Payments records for all available years, with a total value of $2,881.
Total Amount is formed as General ($2,881) + Research ($0) + Ownership ($0) = $2,881.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Alcon Vision LLC ($2,059).
Total Amount
$2,881
General + Research + Ownership
Payments
33
Total payment records
General Amount
$2,881
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alcon Vision LLC | $2,059 |
| Regeneron Healthcare Solutions, Inc. | $220 |
| ABBVIE INC. | $116 |
| Apellis Pharmaceuticals, Inc. | $93 |
| Astellas Pharma US Inc | $61 |
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: 2010-08-14
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 |
|---|---|---|---|---|
| I20100814000028 | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 549 | 294 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 339 | 202 | $0 |
| 92250 | Photography of the retina | 322 | 246 | $0 |
| 92083 | Exam of visual field with extended testing | 260 | 201 | $0 |
| 92133 | Imaging of optic nerve | 183 | 173 | $0 |
Insurance plans in this area (ZIP 34952)
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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 | 306 | 239 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | FL | |
| O P H T H A L M O L O G Y | MI | |
| O P H T H A L M O L O G Y | FL |
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