MARY ELLEN OSTROWSKI (N.P.) – Nurse Practitioner, NPI 1497914709
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for MARY ELLEN OSTROWSKI (N.P.)
603 S CONROE MEDICAL DR STE 100
CONROE, TX 773045395
Phone: (936) 760-9900
Fax: (936) 760-9926
Type: Mailing
508, Medical Center Boulevard, Conroe, Montgomery County, Texas, 77304, United States
SUITE 200
CONROE, TX 773042953
Phone: (936) 760-4600
Fax: (936) 760-4601
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 206 Open Payments records for all available years, with a total value of $3,411.
Total Amount is formed as General ($3,411) + Research ($0) + Ownership ($0) = $3,411.
Last reported payment date: 2024-11-25 • Largest payer in this snapshot: ABBVIE INC. ($656).
Total Amount
$3,411
General + Research + Ownership
Payments
206
Total payment records
General Amount
$3,411
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $656 |
| Lilly USA, LLC | $352 |
| Novo Nordisk Inc | $267 |
| AstraZeneca Pharmaceuticals LP | $202 |
| PFIZER INC. | $119 |
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: 2008-10-04
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 |
|---|---|---|---|---|
| I20081004000041 | I | Nurse Practitioner | TX | 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 77304)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Nurse Midwife (Cnm) | TX | |
| General Surgery | TX | |
| - | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| - | TX | |
| - | TX | |
| O T O L A R Y N G O L O G Y | TX | |
| General Surgery, Critical Care (Intensivists) | ID | |
| General Surgery, Vascular Surgery | TX | |
| General Surgery | TX |
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