REEMA ISHTEIWY (MD, PHD) – Radiation Oncology Physician, NPI 1003444340
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
169 RADIATION ONCOLOGY in NJ
Provider Addresses for REEMA ISHTEIWY (MD, PHD)
1330 WEST AVE APT 2413
MIAMI BEACH, FL 331390910
Phone: (720) 771-7775
Type: Mailing
185 S ORANGE AVE BLDG G-595
NEWARK, NJ 071032757
Phone: (973) 972-5018
Type: Location
1700 S TAMIAMI TRL
SARASOTA, FL 342393555
Phone: (941) 917-9000
Type: Mailing
5370 UNIVERSITY PKWY
SARASOTA, FL 342435800
Phone: (941) 917-7575
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 47 Open Payments records for all available years, with a total value of $999.
Total Amount is formed as General ($999) + Research ($0) + Ownership ($0) = $999.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($447).
Total Amount
$999
General + Research + Ownership
Payments
47
Total payment records
General Amount
$999
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
| Company | Amount |
|---|---|
| Merck Sharp & Dohme LLC | $447 |
| AstraZeneca Pharmaceuticals LP | $103 |
| Daiichi Sankyo Inc. | $88 |
| Incyte Corporation | $53 |
| Lilly USA, LLC | $48 |
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: 2025-07-25
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 |
|---|---|---|---|---|
| I20250725000195 | I | Radiation Oncology | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 33139)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Radiation Oncology | FL | |
| Radiation Oncology | FL | |
| Radiation Oncology | FL |
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