GORDON J JR. OSTRUM (M.D.) – Obstetrics & Gynecology Physician, NPI 1033175005
Obstetrics & Gynecology Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for GORDON J JR. OSTRUM (M.D.)
4735 OGLETOWN STANTON RD
SUITE 1109
NEWARK, DE 197132072
Phone: (302) 454-9800
Fax: (302) 454-6446
Type: Mailing
4745 OGLETOWN STANTON RD
SUITE 106
NEWARK, DE 197132067
Phone: (302) 454-9800
Fax: (302) 454-6446
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
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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: 2010-11-05
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20100430000688 | I | Obstetrics/Gynecology | DE | TBD |
| I20101105001050 | I | Obstetrics/Gynecology | NJ | 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 19713)
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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 | DE | |
| - | NJ | |
| - | NJ | |
| - | DE | |
| O B S T E T R I C S/ G Y N E C O L O G Y | NJ | |
| - | NJ | |
| - | DE | |
| - | NJ | |
| Certified Nurse Midwife (Cnm) | DE |
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