DR. STEVEN A SANDSTROM (M.D.) – Neurology Physician, NPI 1174625610
Neurology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
509 NEUROLOGY in WI
Provider Addresses for DR. STEVEN A SANDSTROM (M.D.)
1000 North Oak Avenue
Marshfield, WI 544495703
Phone: (715) 387-5511
Type: Location
PO BOX 735044
CHICAGO, IL 606735044
Phone: (800) 326-2250
Type: Mailing
Fond du Lac Post Office, West 1st Street, Fond du Lac, Fond du Lac County, Wisconsin, 54935, United States
FOND DU LAC, WI 549361243
Phone: (920) 907-7000
Fax: (920) 907-7110
Type: Mailing
210, Wisconsin American Drive, Fond du Lac, Fond du Lac County, Wisconsin, 54937, United States
FOND DU LAC, WI 549372999
Phone: (920) 907-7000
Fax: (920) 907-7110
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 $36.
Total Amount is formed as General ($36) + Research ($0) + Ownership ($0) = $36.
Last reported payment date: 2023-05-22 • Largest payer in this snapshot: ARGENX US, INC. ($36).
Total Amount
$36
General + Research + Ownership
Payments
1
Total payment records
General Amount
$36
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-05-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ARGENX US, INC. | $36 |
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: 2015-12-18
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 |
|---|---|---|---|---|
| I20151218000109 | I | Neurology | 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 |
|---|---|---|---|---|
| G2212 | Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | 278 | 86 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 108 | 81 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 47 | 47 | $0 |
| 95819 | Measurement of brain wave activity (eeg), awake and asleep | 19 | 18 | $0 |
Insurance plans in this area (ZIP 54449)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| N E U R O L O G Y | NY | |
| Nurse Practitioner | WI | |
| Interventional Radiology, Diagnostic Radiology | WI | |
| - | WI | |
| P S Y C H I A T R Y | IL | |
| - | MI | |
| Internal Medicine | WI | |
| Nurse Practitioner | IL | |
| Cardiovascular Disease (Cardiology) | IL |
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