IWAN T TJAUW (MD) – Neuroradiology Physician, NPI 1730154170
Neuroradiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
384 DIAGNOSTIC RADIOLOGY in OK
Provider Addresses for IWAN T TJAUW (MD)
3433 NW 54TH ST
SUITE C-40
OKLAHOMA CITY, OK 731124455
Phone: (405) 945-4741
Fax: (888) 972-5320
Type: Location
3330, Northwest 56th Street, Oklahoma City, Oklahoma County, Oklahoma, 73112, United States
SUITE 206
OKLAHOMA CITY, OK 731124479
Phone: (405) 945-4740
Fax: (405) 945-4751
Type: Mailing
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.
This can happen when there are no reportable CMS Open Payments records.
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: 2006-01-20
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 |
|---|---|---|---|---|
| I20060120000207 | I | Diagnostic Radiology | OK | 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 |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 993 | 829 | $0 |
| 70450 | Ct scan head or brain without contrast | 602 | 522 | $0 |
| 78815 | Nuclear medicine study from skull base to mid-thigh with ct scan | 211 | 199 | $0 |
| 70551 | Mri scan of brain without contrast | 163 | 162 | $0 |
| 74177 | Ct scan of abdomen and pelvis with contrast | 161 | 155 | $0 |
Insurance plans in this area (ZIP 73112)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | OK | 71010 | X-ray of chest, 1 view, front | 1782 | 1370 |
| DIAGNOSTIC RADIOLOGY | OK | 73630 | X-ray of foot, minimum of 3 views | 48 | 43 |
| DIAGNOSTIC RADIOLOGY | OK | 74177 | CT scan of abdomen and pelvis with contrast | 165 | 158 |
| DIAGNOSTIC RADIOLOGY | OK | 78815 | Nuclear medicine study with CT imaging skull base to mid-thigh | 173 | 162 |
| DIAGNOSTIC RADIOLOGY | OK | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 99 | 96 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | OK | |
| Diagnostic Radiology | OK | |
| Diagnostic Radiology | OK | |
| Diagnostic Radiology | TX | |
| Diagnostic Radiology | OK | |
| Diagnostic Radiology | OK | |
| Interventional Radiology | TN | |
| Diagnostic Radiology | OK | |
| Diagnostic Radiology | OK | |
| Diagnostic Radiology | TN |
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