ERIC R NIENDORF (MD) – Diagnostic Radiology Physician, NPI 1780685404
Diagnostic Radiology Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,101 DIAGNOSTIC RADIOLOGY in WI
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Provider Addresses for ERIC R NIENDORF (MD)
1400, Bellinger Street, Cannery District, Eau Claire, Eau Claire County, Wisconsin, 54703, United States
EAU CLAIRE, WI 547035222
Phone: (715) 883-8522
Type: Location
3300 Oakdale Ave N
Robbinsdale, MN 554222926
Phone: (763) 559-2171
Type: Location
PO BOX 1510
EAU CLAIRE, WI 547021510
Phone: (715) 838-3635
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: 2015-06-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20050603000500 | I | Diagnostic Radiology | MN | TBD |
| I20150601002261 | I | Diagnostic Radiology | WI | 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 | 586 | 586 | $0 |
| 77063 | Screening 3d breast mammography | 564 | 564 | $0 |
| 71045 | X-ray of chest, 1 view | 283 | 261 | $0 |
| 74177 | Ct scan of abdomen and pelvis with contrast | 209 | 207 | $0 |
| 71046 | X-ray of chest, 2 views | 199 | 195 | $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 | 533 | 335 |
| DIAGNOSTIC RADIOLOGY | WI | 71250 | CT scan chest | 33 | 33 |
| DIAGNOSTIC RADIOLOGY | WI | 74177 | CT scan of abdomen and pelvis with contrast | 156 | 140 |
| DIAGNOSTIC RADIOLOGY | WI | 76942 | Ultrasonic guidance imaging supervision and interpretation for insertion of needle | 12 | 12 |
| DIAGNOSTIC RADIOLOGY | WI | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 50 | 47 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MN | |
| - | MN | |
| - | WI | |
| E N D O C R I N O L O G Y | CO | |
| - | MN | |
| - | WI | |
| - | WI | |
| Cardiovascular Disease (Cardiology) | MN | |
| - | WI | |
| N E U R O S U R G E R Y | FL |
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