DR. SEAN CHRISTOPHER KOSKINEN (M.D.) – Diagnostic Radiology Physician, NPI 1407821853
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,262 DIAGNOSTIC RADIOLOGY in WA
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Provider Addresses for DR. SEAN CHRISTOPHER KOSKINEN (M.D.)
PO BOX 2300
MSC 1025
SPOKANE, WA 992102300
Phone: (509) 943-5616
Fax: (509) 943-9272
Type: Mailing
Kadlec Regional Medical Center, 888, Swift Boulevard, Richland, Benton County, Washington, 99352, United States
RICHLAND, WA 99352
Phone: (509) 943-5616
Fax: (509) 943-9272
Type: Location
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 $43.
Total Amount is formed as General ($43) + Research ($0) + Ownership ($0) = $43.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: Hologic Sales and Service, LLC ($43).
Total Amount
$43
General + Research + Ownership
Payments
1
Total payment records
General Amount
$43
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Hologic Sales and Service, LLC | $43 |
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: 2023-02-14
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20060607000267 | I | Diagnostic Radiology | WA | TBD |
| I20181010001885 | I | Diagnostic Radiology | MT | TBD |
| I20230214001092 | 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 |
|---|---|---|---|---|
| 77067 | Screening mammography | 1,267 | 1,267 | $0 |
| 77063 | Screening 3d breast mammography | 1,251 | 1,251 | $0 |
| G0279 | Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | 225 | 220 | $0 |
| 71045 | X-ray of chest, 1 view | 216 | 216 | $0 |
| 76642 | Limited ultrasound scan of 1 breast | 189 | 184 | $0 |
Insurance plans in this area (ZIP 99210)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | WA | 71010 | X-ray of chest, 1 view, front | 195 | 170 |
| DIAGNOSTIC RADIOLOGY | WA | 73110 | X-ray of wrist, minimum of 3 views | 11 | 11 |
| DIAGNOSTIC RADIOLOGY | WA | 74177 | CT scan of abdomen and pelvis with contrast | 75 | 73 |
| DIAGNOSTIC RADIOLOGY | WA | 76830 | Ultrasound pelvis through vagina | 19 | 19 |
| DIAGNOSTIC RADIOLOGY | WA | 93926 | Ultrasound study of arteries and arterial grafts of one leg or limited | 28 | 27 |
| DIAGNOSTIC RADIOLOGY | WA | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 66 | 66 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WA | |
| - | WA | |
| Diagnostic Radiology | MT | |
| - | WA | |
| Diagnostic Radiology | WA | |
| Diagnostic Radiology | WA | |
| Diagnostic Radiology | WA | |
| Diagnostic Radiology | WA | |
| - | WA | |
| - | MT |
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