CATHERINE L ONSRUD (FNP) – Family Nurse Practitioner, NPI 1902981673
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,035 NURSE PRACTITIONER in WI
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Provider Addresses for CATHERINE L ONSRUD (FNP)
Riverwood, N17W24100, Riverwood Drive, Riverwood Corporate Center, City of Pewaukee, Waukesha County, Wisconsin, 53188, United States
SUITE 250
WAUKESHA, WI 531881177
Phone: (262) 928-4100
Fax: (262) 928-5835
Type: Mailing
ProHealth Medical Group, 109, Air Park Drive, Town of Watertown, Jefferson County, Wisconsin, 53094, United States
PROHEALTH CARE MEDICAL CENTERS WATERTOWN
WATERTOWN, WI 530947400
Phone: (262) 928-5100
Fax: (262) 928-5111
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $38.
Total Amount is formed as General ($38) + Research ($0) + Ownership ($0) = $38.
Last reported payment date: 2023-12-21 • Largest payer in this snapshot: ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) ($38).
Total Amount
$38
General + Research + Ownership
Payments
2
Total payment records
General Amount
$38
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-12-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | $38 |
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: 2006-11-13
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 |
|---|---|---|---|---|
| I20061113000460 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 173 | 163 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 16 | 15 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 14 | 14 | $0 |
Insurance plans in this area (ZIP 53188)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| - | WI | |
| Nurse Practitioner | IL | |
| - | WI | |
| O P H T H A L M O L O G Y | IL | |
| - | WI | |
| - | IL | |
| - | WI | |
| Diagnostic Radiology | IL | |
| Nurse Practitioner | IL |
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