DR. WILFRED SZERENYI (M.D.) – Anesthesiology Physician, NPI 1043294119
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,266 ANESTHESIOLOGY in WI
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Provider Addresses for DR. WILFRED SZERENYI (M.D.)
225, South Executive Drive, Brookfield, Waukesha County, Wisconsin, 53005, United States
BROOKFIELD, WI 530054266
Phone: (262) 787-4026
Type: Mailing
Waukesha Memorial Hospital, 725, American Avenue, Waukesha, Waukesha County, Wisconsin, 53188, United States
WAUKESHA, WI 531885031
Phone: (262) 544-2011
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 5 Open Payments records for all available years, with a total value of $405.
Total Amount is formed as General ($405) + Research ($0) + Ownership ($0) = $405.
Last reported payment date: 2024-05-02 • Largest payer in this snapshot: Mindray DS USA, Inc. ($161).
Total Amount
$405
General + Research + Ownership
Payments
5
Total payment records
General Amount
$405
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Mindray DS USA, Inc. | $161 |
| Avanos Medical | $110 |
| CSL Behring | $105 |
| Pacira Pharmaceuticals Incorporated | $29 |
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: 2011-02-28
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 |
|---|---|---|---|---|
| I20110228000384 | I | Anesthesiology | 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 |
|---|---|---|---|---|
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | 21 | 21 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 18 | 18 | $0 |
| 01402 | Anesthesia for procedure for total knee joint replacement | 18 | 18 | $0 |
| 64448 | Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter | 18 | 18 | $0 |
Insurance plans in this area (ZIP 53005)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | WI | |
| A N E S T H E S I O L O G Y | WI | |
| A N E S T H E S I O L O G Y | WI | |
| A N E S T H E S I O L O G Y | WI | |
| A N E S T H E S I O L O G Y | WI | |
| A N E S T H E S I O L O G Y | WI | |
| A N E S T H E S I O L O G Y | WI | |
| A N E S T H E S I O L O G Y | WI | |
| A N E S T H E S I O L O G Y | WI | |
| A N E S T H E S I O L O G Y | WI |
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