DR. INEKE MARIA OLSTHOORN (PHD) – Clinical Neuropsychologist, NPI 1497373955
Clinical Neuropsychologist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,347 CLINICAL PSYCHOLOGIST in TX
Provider Addresses for DR. INEKE MARIA OLSTHOORN (PHD)
17189 INTERSTATE 45 S STE 675
SHENANDOAH, TX 773853320
Phone: (936) 270-3900
Fax: (936) 271-1584
Type: Mailing
4 ALLEGHENY CTR FL 8
PITTSBURGH, PA 152125255
Phone: (949) 463-6107
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
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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: 2023-11-06
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 |
|---|---|---|---|---|
| I20231106000338 | I | Clinical Psychologist | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 96139 | Administration of psychological or neuropsychological test by technician, each additional 30 minutes | 111 | 23 | $0 |
| 96133 | Evaluation of neuropsychological test, each additional hour | 68 | 23 | $0 |
| 96132 | Evaluation of neuropsychological test, first hour | 33 | 24 | $0 |
| 96116 | Exam of neurobehavioral status, first hour | 23 | 23 | $0 |
| 96138 | Administration of psychological or neuropsychological test by technician, first 30 minutes | 23 | 23 | $0 |
Insurance plans in this area (ZIP 77385)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| - | TX | |
| Nurse Practitioner | TX | |
| Physician Assistant | TX | |
| Thoracic Surgery, Vascular Surgery | TX | |
| Medical Oncology, Hematology | TX | |
| Internal Medicine | TX | |
| General Surgery | NY | |
| G A S T R O E N T E R O L O G Y | LA | |
| Internal Medicine | TX |
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