DR. FREDERICK R SILFEN (MD) – Obstetrics & Gynecology Physician, NPI 1871563452
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,538 OBSTETRICS/GYNECOLOGY in FL
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Provider Addresses for DR. FREDERICK R SILFEN (MD)
1000, Northwest 9th Court, Old Floresta, Boca Raton, Palm Beach County, Florida, 33486, United States
SUITE 103
BOCA RATON, FL 33486
Phone: (561) 338-9811
Fax: (561) 750-1169
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 9 Open Payments records for all available years, with a total value of $357.
Total Amount is formed as General ($357) + Research ($0) + Ownership ($0) = $357.
Last reported payment date: 2024-11-14 • Largest payer in this snapshot: Astellas Pharma US Inc ($154).
Total Amount
$357
General + Research + Ownership
Payments
9
Total payment records
General Amount
$357
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Astellas Pharma US Inc | $154 |
| CooperSurgical, Inc. | $130 |
| ABBVIE INC. | $45 |
| MAYNE PHARMA COMMERCIAL LLC | $28 |
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: 2008-09-08
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 |
|---|---|---|---|---|
| I20080908000340 | I | Obstetrics/Gynecology | 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 |
|---|---|---|---|---|
| G0328 | Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous | 418 | 418 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 262 | 261 | $0 |
| Q0091 | Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 242 | 242 | $0 |
| G0101 | Cervical or vaginal cancer screening; pelvic and clinical breast examination | 222 | 222 | $0 |
| 81002 | Urinalysis, manual test | 193 | 136 | $0 |
Insurance plans in this area (ZIP 33486)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OBSTETRICS/GYNECOLOGY | FL | 76830 | Ultrasound pelvis through vagina | 30 | 29 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| Nurse Practitioner | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| Certified Nurse Midwife (Cnm) | FL | |
| Certified Nurse Midwife (Cnm) | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| Physician Assistant | FL |
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