MISS MAUREEN ZIWA LEIDECKER – Registered Nurse, NPI 1265024632
Registered Nurse
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Profile Insights
NPPES metrics only — not quality of care.
2,265 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in IL
Provider Addresses for MISS MAUREEN ZIWA LEIDECKER
363 E Wacker Dr Unit 2507
Chicago, IL 606015810
Phone: (224) 558-6575
Type: Location
29373 NETWORK PL
CHICAGO, IL 606731293
Phone: (847) 390-5900
Type: Mailing
1775 DEMPSTER ST
PARK RIDGE, IL 600681143
Phone: (847) 723-6522
Type: Location
1025 ROSEWOOD DR
CARPENTERSVILLE, IL 601101995
Phone: (224) 558-6575
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2022-09-27
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 |
|---|---|---|---|---|
| I20220927003325 | I | Certified Registered Nurse Anesthetist (Crna) | IL | 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 |
|---|---|---|---|---|
| 00142 | Anesthesia for lens surgery | 16 | 16 | $0 |
| 01402 | Anesthesia for procedure for total knee joint replacement | 15 | 14 | $0 |
| 00790 | Anesthesia for other procedure on upper abdomen | 14 | 14 | $0 |
| 00910 | Anesthesia for other procedure on urinary system through urethra | 14 | 14 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 12 | 12 | $0 |
Insurance plans in this area (ZIP 60601)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | IL | |
| Certified Registered Nurse Anesthetist (Crna) | OH | |
| - | MO | |
| Certified Registered Nurse Anesthetist (Crna) | AZ | |
| Certified Registered Nurse Anesthetist (Crna) | OH | |
| A N E S T H E S I O L O G Y | OH | |
| A N E S T H E S I O L O G Y | OR | |
| - | IL | |
| - | KS | |
| - | IN |
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