DR. KARL EDWIN STIEN (M.D.) – Diagnostic Radiology Physician, NPI 1104872092
Diagnostic Radiology Physician
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NPPES metrics only — not quality of care.
1,262 DIAGNOSTIC RADIOLOGY in WA
Provider Addresses for DR. KARL EDWIN STIEN (M.D.)
2715 W FRANK ST
EAU CLAIRE, WI 547033628
Phone: (715) 834-5511
Fax: (715) 834-5870
Type: Mailing
203 S Western Ave
Tonasket, WA 988558803
Phone: (509) 486-2151
Fax: (509) 223-1640
Type: Location
Sacred Heart Hospital, 900, West Clairemont Avenue, Upper Campus, Eau Claire, Eau Claire County, Wisconsin, 54701, United States
EAU CLAIRE, WI 54701
Phone: (715) 839-4151
Type: Location
2715, West Frank Street, Eau Claire, Eau Claire County, Wisconsin, 54703, United States
EAU CLAIRE, WI 54703
Phone: (715) 834-5511
Fax: (715) 834-5870
Type: Mailing
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: 2024-07-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 5 Medicare enrollment records; no due dates published yet.
Enrollment records
5
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 |
|---|---|---|---|---|
| I20040715000448 | I | Diagnostic Radiology | WI | TBD |
| I20040902000579 | I | Diagnostic Radiology | MN | TBD |
| I20181121001417 | I | Diagnostic Radiology | UT | TBD |
| I20230823003681 | I | Diagnostic Radiology | ME | TBD |
| I20240701001913 | I | Diagnostic Radiology | WA | 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 |
|---|---|---|---|---|
| A9575 | Injection, gadoterate meglumine, 0.1 ml | 3,310 | 20 | $0 |
| 71045 | X-ray of chest, 1 view | 715 | 561 | $0 |
| 71046 | X-ray of chest, 2 views | 385 | 324 | $0 |
| 70450 | Ct scan head or brain without contrast | 298 | 286 | $0 |
| 77067 | Screening mammography | 259 | 258 | $0 |
Insurance plans in this area (ZIP 54703)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | WI | 71010 | X-ray of chest, 1 view, front | 570 | 465 |
| DIAGNOSTIC RADIOLOGY | WI | 71250 | CT scan chest | 41 | 41 |
| DIAGNOSTIC RADIOLOGY | WI | 73110 | X-ray of wrist, minimum of 3 views | 31 | 29 |
| DIAGNOSTIC RADIOLOGY | WI | 74177 | CT scan of abdomen and pelvis with contrast | 129 | 128 |
| DIAGNOSTIC RADIOLOGY | WI | 78815 | Nuclear medicine study with CT imaging skull base to mid-thigh | 12 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| - | WI | |
| Family Practice | WI | |
| Nurse Practitioner | WI | |
| - | WI | |
| Family Practice | MN | |
| Nurse Practitioner | WI | |
| P A T H O L O G Y | WI | |
| - | WI | |
| - | WI |
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