DR. STEPHEN JAMES TANG (M.D.) – Diagnostic Radiology Physician, NPI 1497174411
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
532 DIAGNOSTIC RADIOLOGY in OR
Provider Addresses for DR. STEPHEN JAMES TANG (M.D.)
3131 SW EVERGREEN LN
PORTLAND, OR 972055816
Phone: (248) 790-2098
Type: Mailing
1015 NW 22ND AVE
DEPARTMENT OF RADIOLOGY
PORTLAND, OR 972103025
Phone: (503) 413-7127
Type: Location
4315 SW FAIRVIEW CIRCUS
PORTLAND, OR 972212713
Phone: (248) 790-2098
Type: Mailing
1015 NW 22ND AVE STE T240
PORTLAND, OR 972103025
Phone: (503) 413-7127
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.
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: 2025-04-18
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 4 Medicare enrollment records; no due dates published yet.
Enrollment records
4
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 |
|---|---|---|---|---|
| I20200804003105 | I | Diagnostic Radiology | OR | TBD |
| I20200910003009 | I | Diagnostic Radiology | WA | TBD |
| I20240409002410 | I | Diagnostic Radiology | NY | TBD |
| I20250418001388 | I | Diagnostic Radiology | VA | 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 |
|---|---|---|---|---|
| 71046 | X-ray of chest, 2 views | 386 | 369 | $0 |
| 71045 | X-ray of chest, 1 view | 378 | 296 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 376 | 376 | $0 |
| 70450 | Ct scan head or brain without contrast | 247 | 226 | $0 |
| 73030 | X-ray of shoulder, minimum of 2 views | 159 | 136 | $0 |
Insurance plans in this area (ZIP 97205)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology, Neurology | MN | |
| Diagnostic Radiology | NC | |
| Diagnostic Radiology | VA | |
| Diagnostic Radiology | VA | |
| Diagnostic Radiology | VA | |
| Nuclear Medicine, Diagnostic Radiology | VA | |
| Diagnostic Radiology | MI | |
| Diagnostic Radiology | VA |
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