ANNE M KARCZEWSKI (CRNA) – Certified Registered Nurse Anesthetist, NPI 1770534448
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
533 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in ME
Provider Addresses for ANNE M KARCZEWSKI (CRNA)
300 Main St
Lewiston, ME 042407027
Phone: (207) 795-0111
Type: Location
93 Campus Ave
Lewiston, ME 04240
Phone: (207) 777-8442
Fax: (207) 777-8425
Type: Location
Gannett Drive, South Portland, Cumberland County, Maine, 04092, United States
SOUTH PORTLAND, ME 041063266
Phone: (207) 482-7800
Fax: (207) 482-7898
Type: Mailing
33, Sewall Street, Rosemont, Portland, Cumberland County, Maine, 04102, United States
PORTLAND, ME 041022603
Phone: (207) 828-2100
Fax: (207) 553-7166
Type: Location
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: 2006-05-19
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 |
|---|---|---|---|---|
| I20060519000097 | I | Certified Registered Nurse Anesthetist (Crna) | ME | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 04240)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| P A T H O L O G Y | OK | |
| - | ME | |
| Diagnostic Radiology | ME | |
| A N E S T H E S I O L O G Y | ME | |
| - | NH | |
| - | ME | |
| - | NH | |
| Diagnostic Radiology | ME | |
| - | ME | |
| P A T H O L O G Y | NC |
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