ELLEN E HARRIS CRNA
NPI 1265434955
Nurse Anesthetist, Certified Registered in Eau Claire, WI
About Ellen E Harris Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELLEN E HARRIS CRNA (NPI 1265434955) is an individual nurse anesthetist, certified registered in Eau Claire, Wisconsin, licensed in Wisconsin (118160) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS, is affiliated with Oakleaf Surgical Hospital, and is a graduate of Other (1991).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ellen E Harris Crna is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Ellen Harris reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Altoona, WI 54720
- Reassigned Medicare billing, Wisconsin enrollment
- 32 clinicians in this Medicare group
Chippewa Falls, WI 54729
- Reassigned Medicare billing, Wisconsin enrollment
- 17 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Oakleaf Surgical Hospital
Acute Care Hospitals · Altoona, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54703 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Ellen Harris's NPI number?
The NPI number for Ellen Harris is 1265434955. It was assigned to this individual provider in the NPPES registry on August 11, 2005. The provider is also known as Ellen E Ashbaugh Crna.
Where is Ellen Harris located?
Ellen Harris practices at 1221 Whipple St, Eau Claire, WI 54703. The listed phone number is (715) 838-3311.
What is Ellen Harris's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Ellen Harris enrolled in Medicare?
Yes. Ellen Harris is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Ellen Harris's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ellen Harris reassigns Medicare benefits to 2 organizations: Chippewa Valley Anesthesia Associates, S.C. (Altoona, WI) and Independent Surgery Center LLC (Chippewa Falls, WI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ellen Harris's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ellen Harris affiliated with any hospitals?
According to CMS data, Ellen Harris is affiliated with Oakleaf Surgical Hospital.
When was this NPI record last updated?
The NPPES record for Ellen Harris was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ellen E Harris, CRNA · NPI 1265434955
Nurse Anesthetist, Certified Registered physician in Eau Claire, Wisconsin. Individual provider, active in the CMS NPPES registry since August 11, 2005.
## Identity
- **NPI:** 1265434955 (Entity type: Individual)
- **Enumerated:** August 11, 2005
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 118160 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1221 WHIPPLE ST, Eau Claire, WI 54703-5270
- **Phone:** (715) 838-3311
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Chippewa Valley Anesthesia Associates, S.C. (NPI 1336751023, Altoona, WI); Independent Surgery Center LLC (NPI 1922316835, Chippewa Falls, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Medicaid 43349300 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1265434955) · Data from the CMS NPPES public registry.