JAMES CHUNG-MING TSAI (MD) – Diagnostic Radiology Physician, NPI 1164409868
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
532 DIAGNOSTIC RADIOLOGY in OR
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Provider Addresses for JAMES CHUNG-MING TSAI (MD)
545, Northeast 47th Avenue, North Tabor, Portland, Metro, Multnomah County, Oregon, 97213, United States
SUITE 215
PORTLAND, OR 972132238
Phone: (503) 731-2900
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)
CMS reports 1 Open Payments records for all available years, with a total value of $123.
Total Amount is formed as General ($123) + Research ($0) + Ownership ($0) = $123.
Last reported payment date: 2024-10-24 • Largest payer in this snapshot: EMD Serono, Inc. ($123).
Total Amount
$123
General + Research + Ownership
Payments
1
Total payment records
General Amount
$123
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| EMD Serono, Inc. | $123 |
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: 2004-04-30
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 |
|---|---|---|---|---|
| I20040430000370 | I | Diagnostic Radiology | OR | 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 |
|---|---|---|---|---|
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 3,277 | 24 | $0 |
| 70450 | Ct scan head or brain without contrast | 443 | 412 | $0 |
| 71045 | X-ray of chest, 1 view | 204 | 194 | $0 |
| 70553 | Mri scan of brain before and after contrast | 196 | 185 | $0 |
| 70551 | Mri scan of brain without contrast | 164 | 163 | $0 |
Insurance plans in this area (ZIP 97213)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | OR | 71010 | X-ray of chest, 1 view, front | 81 | 76 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | OR | |
| Physician Assistant | OR | |
| Diagnostic Radiology | OR | |
| Diagnostic Radiology | OR | |
| Diagnostic Radiology | OR | |
| Diagnostic Radiology | OR | |
| Diagnostic Radiology | OR | |
| Diagnostic Radiology | OR | |
| Diagnostic Radiology | OR | |
| Diagnostic Radiology | OR |
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