MARIANA SYLVIA JOANNE MIDDELHOF (M.D) – Pediatrics Physician, NPI 1710293337
Pediatrics Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for MARIANA SYLVIA JOANNE MIDDELHOF (M.D)
3023 HAMAKER CT STE 200
FAIRFAX, VA 220312240
Phone: (703) 848-6620
Fax: (703) 839-8779
Type: Mailing
9500 S DADELAND BLVD
200
MIAMI, FL 331562824
Phone: (305) 468-4185
Fax: (305) 675-3378
Type: Mailing
1157 S STATE ROAD 7
WELLINGTON, FL 334146101
Phone: (561) 214-6695
Fax: (305) 675-3378
Type: Location
3023 HAMAKER CT STE 600
FAIRFAX, VA 220312241
Phone: (703) 876-2788
Fax: (703) 839-8764
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 34 Open Payments records for all available years, with a total value of $771.
Total Amount is formed as General ($771) + Research ($0) + Ownership ($0) = $771.
Last reported payment date: 2024-10-29 • Largest payer in this snapshot: QOL Medical, LLC ($226).
Total Amount
$771
General + Research + Ownership
Payments
34
Total payment records
General Amount
$771
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-29
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| QOL Medical, LLC | $226 |
| Janssen Biotech, Inc. | $146 |
| Regeneron Healthcare Solutions, Inc. | $115 |
| Phadia US Inc. | $75 |
| GENZYME CORPORATION | $29 |
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: 2024-12-19
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 |
|---|---|---|---|---|
| I20241219004289 | I | Pediatric Medicine | DC | 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 |
|---|---|---|---|---|
| J0897 | Injection, denosumab, 1 mg | 1,140 | 18 | $0 |
| 96372 | Injection of drug or substance under skin or into muscle | 27 | 22 | $0 |
Insurance plans in this area (ZIP 22031)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Gastroenterology, Internal Medicine | FL | |
| Gastroenterology, Internal Medicine | FL | |
| Nurse Practitioner | FL | |
| - | FL | |
| G A S T R O E N T E R O L O G Y | FL | |
| G A S T R O E N T E R O L O G Y | FL | |
| Nurse Practitioner | FL | |
| - | FL | |
| - | FL | |
| - | FL |
Reviews
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