DR. MARK SOUTHARD (MD) – Diagnostic Radiology Physician, NPI 1003868811
Diagnostic Radiology Physician
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NPPES metrics only — not quality of care.
1,101 DIAGNOSTIC RADIOLOGY in WI
Provider Addresses for DR. MARK SOUTHARD (MD)
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
900 W CLAIRMONT AVE
EAU CLAIRE, WI 54701
Phone: (715) 839-4151
Type: Location
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: 2026-02-14
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 4 Medicare enrollment records; no due dates published yet.
Enrollment records
4
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 |
|---|---|---|---|---|
| I20060630000059 | I | Diagnostic Radiology | WI | TBD |
| I20060905000425 | I | Diagnostic Radiology | MN | TBD |
| I20240730003038 | I | Diagnostic Radiology | WA | TBD |
| I20260214000761 | I | Diagnostic Radiology | MI | 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 | 4,450 | 24 | $0 |
| 71045 | X-ray of chest, 1 view | 603 | 460 | $0 |
| 71046 | X-ray of chest, 2 views | 287 | 243 | $0 |
| 70450 | Ct scan head or brain without contrast | 232 | 227 | $0 |
| 77067 | Screening mammography | 198 | 196 | $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 | 71250 | CT scan chest | 46 | 46 |
| DIAGNOSTIC RADIOLOGY | WI | 73110 | X-ray of wrist, minimum of 3 views | 13 | 13 |
| DIAGNOSTIC RADIOLOGY | WI | 73630 | X-ray of foot, minimum of 3 views | 29 | 29 |
| DIAGNOSTIC RADIOLOGY | WI | 74177 | CT scan of abdomen and pelvis with contrast | 128 | 125 |
| DIAGNOSTIC RADIOLOGY | WI | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 67 | 66 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| Diagnostic Radiology | WI | |
| Diagnostic Radiology | TX | |
| Interventional Radiology, Diagnostic Radiology | WI | |
| Nurse Practitioner | WI | |
| Diagnostic Radiology | WI | |
| Pain Management | WI | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | WI | |
| Diagnostic Radiology | WI |
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