JOHN MILES OLSEN CRNA
NPI 1306476288
Nurse Anesthetist, Certified Registered in Eau Claire, WI
About John Miles Olsen Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN MILES OLSEN CRNA (NPI 1306476288) is an individual nurse anesthetist, certified registered in Eau Claire, Wisconsin, licensed in Wisconsin (1103298) and active in the NPI registry since January 2020. He is enrolled in Medicare PECOS, is affiliated with Mayo Clinic Health System Eau Claire Hospital, and maintains a secondary practice location in Pittsburgh.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
John Miles Olsen 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 Reassignment
Medicare enrollment records show John Olsen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Eau Claire, WI 54701
- Reassigned Medicare billing, Wisconsin enrollment
- 1,248 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mayo Clinic Health System Eau Claire Hospital
Acute Care Hospitals · Eau Claire, 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 John Olsen's NPI number?
The NPI number for John Olsen is 1306476288. It was assigned to this individual provider in the NPPES registry on January 20, 2020.
Where is John Olsen located?
John Olsen practices at 1221 Whipple St, Eau Claire, WI 54703. The listed phone number is (715) 838-5222.
What is John Olsen's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is John Olsen enrolled in Medicare?
Yes. John Olsen 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 organization bills Medicare for John Olsen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Olsen reassigns Medicare benefits to Mayo Clinic Health System-Northwest Wisconsin Region, Inc. (Eau Claire, WI). The 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 John Olsen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is John Olsen affiliated with any hospitals?
According to CMS data, John Olsen is affiliated with Mayo Clinic Health System Eau Claire Hospital.
When was this NPI record last updated?
The NPPES record for John Olsen was last updated on March 29, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.
# John Miles Olsen, CRNA · NPI 1306476288
Nurse Anesthetist, Certified Registered physician in Eau Claire, Wisconsin. Individual provider, active in the CMS NPPES registry since January 20, 2020.
## Identity
- **NPI:** 1306476288 (Entity type: Individual)
- **Enumerated:** January 20, 2020
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 1103298 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1221 WHIPPLE ST, Eau Claire, WI 54703-5200
- **Phone:** (715) 838-5222
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** Mayo Clinic Health System-Northwest Wisconsin Region, Inc. (NPI 1235588831, Eau Claire, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** March 29, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1306476288) · Data from the CMS NPPES public registry.