MARGARET JEAN ERDMAN (RN) – Psychiatric/Mental Health Nurse Practitioner, NPI 1275836546
Psychiatric/Mental Health Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,035 NURSE PRACTITIONER in WI
Provider Addresses for MARGARET JEAN ERDMAN (RN)
34700 VALLEY RD
OCONOMOWOC, WI 530664500
Phone: (262) 646-4411
Fax: (262) 646-1049
Type: Mailing
11101 W LINCOLN AVE
WEST ALLIS, WI 532271133
Phone: (414) 327-3000
Fax: (414) 328-3737
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 135 Open Payments records for all available years, with a total value of $2,422.
Total Amount is formed as General ($2,422) + Research ($0) + Ownership ($0) = $2,422.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Alkermes, Inc. ($545).
Total Amount
$2,422
General + Research + Ownership
Payments
135
Total payment records
General Amount
$2,422
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alkermes, Inc. | $545 |
| Supernus Pharmaceuticals, Inc. | $353 |
| Axsome Therapeutics, Inc. | $282 |
| ABBVIE INC. | $281 |
| Janssen Pharmaceuticals, Inc | $244 |
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: 2017-12-01
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 |
|---|---|---|---|---|
| I20171201002621 | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 53066)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | WI | |
| Nurse Practitioner | WI | |
| Nurse Practitioner | WI | |
| Nurse Practitioner | WI | |
| Nurse Practitioner | WI |
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