IWAO K. TANAKA (M.D.) – Diagnostic Radiology Physician, NPI 1730491192
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,577 DIAGNOSTIC RADIOLOGY in PA
Provider Addresses for IWAO K. TANAKA (M.D.)
700 HIGH ST
WILLIAMSPORT, PA 177013100
Phone: (570) 322-1161
Fax: (570) 322-2030
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)
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: 2012-06-29
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20110616000204 | I | Diagnostic Radiology | NY | TBD |
| I20120629000338 | I | Diagnostic Radiology | PA | 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 | 720 | 527 | $0 |
| 70450 | Ct scan head or brain without contrast | 329 | 295 | $0 |
| 71046 | X-ray of chest, 2 views | 304 | 296 | $0 |
| 73564 | X-ray of knee, 4 or more views | 220 | 177 | $0 |
| 74177 | Ct scan of abdomen and pelvis with contrast | 211 | 202 | $0 |
Insurance plans in this area (ZIP 17701)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | PA | 73562 | X-ray of knee, 3 views | 299 | 216 |
| DIAGNOSTIC RADIOLOGY | PA | 71010 | X-ray of chest, 1 view, front | 913 | 696 |
| DIAGNOSTIC RADIOLOGY | PA | 71250 | CT scan chest | 129 | 123 |
| DIAGNOSTIC RADIOLOGY | PA | 73110 | X-ray of wrist, minimum of 3 views | 74 | 53 |
| DIAGNOSTIC RADIOLOGY | PA | 73630 | X-ray of foot, minimum of 3 views | 224 | 163 |
| DIAGNOSTIC RADIOLOGY | PA | 74177 | CT scan of abdomen and pelvis with contrast | 150 | 145 |
| DIAGNOSTIC RADIOLOGY | PA | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 69 | 69 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | FL | |
| Diagnostic Radiology | PA | |
| - | PA | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | MN | |
| Diagnostic Radiology | MD | |
| Diagnostic Radiology | NY | |
| - | OH |
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