DR. JOSHUA M WALKER (MD/PHD) – Radiation Oncology Physician, NPI 1962848655
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
111 RADIATION ONCOLOGY in OR
Provider Addresses for DR. JOSHUA M WALKER (MD/PHD)
3181 SW SAM JACKSON PARK RD # KPV4
PORTLAND, OR 972393011
Phone:
Type: Mailing
1775 Thompson Rd
Coos Bay, OR 974202198
Phone: (541) 269-8111
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $233.
Total Amount is formed as General ($233) + Research ($0) + Ownership ($0) = $233.
Last reported payment date: 2023-10-02 • Largest payer in this snapshot: Siemens Medical Solutions USA, Inc. ($233).
Total Amount
$233
General + Research + Ownership
Payments
2
Total payment records
General Amount
$233
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-10-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Siemens Medical Solutions USA, Inc. | $233 |
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: 2018-06-28
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 |
|---|---|---|---|---|
| I20180628001355 | I | Radiation Oncology | 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 |
|---|---|---|---|---|
| 77300 | Calculation of radiation therapy dose | 84 | 22 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 41 | 29 | $0 |
| 77334 | Design and construction of complex radiation treatment device | 31 | 11 | $0 |
| 77263 | Complex radiation therapy planning | 27 | 20 | $0 |
| 77301 | High precision radiation therapy planning | 22 | 17 | $0 |
Insurance plans in this area (ZIP 97239)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | OR | |
| Diagnostic Radiology | TN | |
| - | OR | |
| Nurse Practitioner | OR | |
| - | OR | |
| - | OR | |
| General Surgery, Thoracic Surgery | WA | |
| - | OR | |
| - | OR | |
| - | WA |
Reviews
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