GREG MENDREK (CRNA) – Certified Registered Nurse Anesthetist, NPI 1144227406
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,265 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in IL
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Provider Addresses for GREG MENDREK (CRNA)
545, Valley View Drive, Moline, Rock Island County, Illinois, 61265, United States
MOLINE, IL 612656138
Phone: (309) 762-5560
Fax: (309) 762-7351
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)
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: 2005-02-18
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Past revalidation due date
Earliest CMS due date was 2023-12-31 (888 days ago).
Enrollment records
1
Earliest due date
2023-12-31
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 |
|---|---|---|---|---|
| I20050218000123 | I | Certified Registered Nurse Anesthetist (Crna) | IL | 2023-12-31 |
What to do next
- Verify current status on the CMS Revalidation Lookup Tool immediately.
- Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
- Overdue revalidation can lead to deactivation of Medicare billing privileges.
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 | 119 | 97 | $0 |
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | 48 | 48 | $0 |
| 00813 | Anesthesia for procedure on small and large bowel using an endoscope | 21 | 20 | $0 |
| 00812 | Anesthesia for exam of colon using an endoscope | 20 | 20 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 16 | 16 | $0 |
Insurance plans in this area (ZIP 61265)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | IL | |
| - | IL | |
| - | TN | |
| - | IL | |
| - | IL | |
| Nurse Practitioner | IL | |
| - | IL | |
| Family Practice | IL | |
| Emergency Medicine | IL | |
| - | IL |
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