MICHAEL ZIMMERMAN (MD) – Transplant Surgery Physician, NPI 1477579902
Transplant Surgery Physician
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Profile Insights
NPPES metrics only — not quality of care.
848 GENERAL SURGERY in WI
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Provider Addresses for MICHAEL ZIMMERMAN (MD)
Froedtert Hospital, 9200, West Wisconsin Avenue, Cannon Park, Wauwatosa, Milwaukee County, Wisconsin, 53226, United States
TRANSPLANT SURGERY
MILWAUKEE, WI 532263522
Phone: (414) 955-6920
Fax: (414) 955-6222
Mailing address matches the actual address.
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 $165.
Total Amount is formed as General ($165) + Research ($0) + Ownership ($0) = $165.
Last reported payment date: 2023-09-25 • Largest payer in this snapshot: Boston Scientific Corporation ($165).
Total Amount
$165
General + Research + Ownership
Payments
1
Total payment records
General Amount
$165
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-09-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $165 |
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: 2022-06-09
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 |
|---|---|---|---|---|
| I20141106001817 | I | General Surgery | WI | TBD |
| I20220609002012 | I | General Surgery | UT | 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 |
|---|---|---|---|---|
| 50360 | Transplantation of donor kidney | 12 | 12 | $0 |
Insurance plans in this area (ZIP 53226)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | UT | |
| - | UT | |
| Emergency Medicine | CO | |
| - | UT | |
| A N E S T H E S I O L O G Y | UT | |
| Physician Assistant | UT | |
| - | IL | |
| Plastic And Reconstructive Surgery | OH | |
| Physician Assistant | CA | |
| Physician Assistant | UT |
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