JOANNA NIEWIARA – Certified Registered Nurse Anesthetist, NPI 1346895372
Certified Registered Nurse Anesthetist
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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 JOANNA NIEWIARA
3134 N Clark St
Chicago, IL 606574414
Phone: (312) 766-4949
Fax: (312) 766-4908
Type: Location
251 E Huron St
Chicago, IL 60611
Phone: (312) 926-2000
Type: Location
155 E. Brush Hill Rd.
Department of Anesthesia
Elmhurst, IL 601265658
Phone: (331) 221-3521
Fax: (331) 221-3827
Type: Location
Fox Path Lane, Hoffman Estates, Hanover Township, Cook County, Illinois, 60179, United States
HOFFMAN ESTATES, IL 601924402
Phone: (630) 930-3119
Type: Mailing
Northwestern Memorial Hospital, 251, East Huron Street, Magnificent Mile, Near North Side, Chicago, Cook County, Illinois, 60611, United States
CHICAGO, IL 60611
Phone: (312) 926-2000
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 $63.
Total Amount is formed as General ($63) + Research ($0) + Ownership ($0) = $63.
Last reported payment date: 2024-10-16 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($35).
Total Amount
$63
General + Research + Ownership
Payments
2
Total payment records
General Amount
$63
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $35 |
| Chiesi USA, Inc. | $28 |
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: 2019-10-25
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 |
|---|---|---|---|---|
| I20191025000010 | 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 |
|---|---|---|---|---|
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 25 | 25 | $0 |
Insurance plans in this area (ZIP 60657)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| Certified Registered Nurse Anesthetist (Crna) | IN | |
| A N E S T H E S I O L O G Y | MI | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| Certified Registered Nurse Anesthetist (Crna) | MN | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| A N E S T H E S I O L O G Y | IL |
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